Seattle to Billings (BIL) flight deals

Seattle (SEA) to Billings (BIL): round-trip and one-way prices for 90 departure dates, Nov 11, 2026–Feb 8, 2027. One adult, economy. Open a departure for return options; use the chooser below for other travelers and cabins.

Alaska, nonstop, from $319 round trip · United + Alaska, out: 1 stop via DEN, back: nonstop, from $344 round trip

Saved nonstop flight times: 1h 52m outbound; 2h 18m returning.

How to read the calendar: published Axel-exclusive USD totals for one adult, including required taxes; basic economy may apply. Each return range includes its own prices. Only the listed dates and options are priced. Date links open published details; live search checks availability and lets you select flights.

Months at a glance

November 2026: Nov 11–20 from $319 · Nov 21–29 from $366.85 · Nov 30 from $319.

December 2026: Dec 1–17 from $319 · Dec 18 from $358.88 · Dec 19–20 from $406.73 · Dec 21–26 from $366.85 · Dec 27–31 from $358.88.

January 2027: Jan 1–3 from $358.88 · Jan 4–31 from $319.

February 2027: Feb 1–8 from $319.

Month summaries show the lowest displayed round-trip total for each departure. Match your return date to the calendar below.

November 2026 · SEA → BIL

USD · 1 adult · economy · published Oct 29, 2026

Wed, Nov 11, 2026 · round trip · return Nov 12–15: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 16: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 17–20: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 21–22: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 23: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 24–25: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Thu, Nov 12, 2026 · round trip · return Nov 13–15: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 16: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 17–20: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 21–22: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 23: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 24–26: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Fri, Nov 13, 2026 · round trip · return Nov 14–15: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 16: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 17–20: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 21–22: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 23: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 24–27: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sat, Nov 14, 2026 · round trip · return Nov 15: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 16: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 17–20: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 21–22: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 23: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 24–28: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sun, Nov 15, 2026 · round trip · return Nov 16: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 17–20: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 21–22: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 23: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 24–29: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Mon, Nov 16, 2026 · round trip · return Nov 17–20: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 21–22: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 23: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 24–29: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $169, nonstop

Tue, Nov 17, 2026 · round trip · return Nov 18–20: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 21–22: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 23: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 24–29: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Wed, Nov 18, 2026 · round trip · return Nov 19–20: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 21–22: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 23: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 24–29: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1–2: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Thu, Nov 19, 2026 · round trip · return Nov 20: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Nov 21–22: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 23: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 24–29: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1–3: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Fri, Nov 20, 2026 · round trip · return Nov 21–22: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 23: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 24–29: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1–4: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sat, Nov 21, 2026 · round trip · return Nov 22: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Nov 23: Alaska $414.70, nonstop / Delta $466.70, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 24–29: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1–5: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Sun, Nov 22, 2026 · round trip · return Nov 23: Alaska $414.70, nonstop / Delta $466.70, out: 1 stop via SLC, back: 1 stop via SLC; return Nov 24–29: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1–6: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Mon, Nov 23, 2026 · round trip · return Nov 24–29: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1–6: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $219.70, nonstop

Tue, Nov 24, 2026 · round trip · return Nov 25–29: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1–6: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Wed, Nov 25, 2026 · round trip · return Nov 26–29: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1–6: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8–9: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Thu, Nov 26, 2026 · round trip · return Nov 27–29: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1–6: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8–10: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Fri, Nov 27, 2026 · round trip · return Nov 28–29: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1–6: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8–11: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Sat, Nov 28, 2026 · round trip · return Nov 29: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Nov 30: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1–6: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8–12: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Sun, Nov 29, 2026 · round trip · return Nov 30: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 1–6: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8–13: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Mon, Nov 30, 2026 · round trip · return Dec 1–6: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $169, nonstop

December 2026 · SEA → BIL

USD · 1 adult · economy · published Oct 29, 2026

Tue, Dec 1, 2026 · round trip · return Dec 2–6: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Wed, Dec 2, 2026 · round trip · return Dec 3–6: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15–16: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Thu, Dec 3, 2026 · round trip · return Dec 4–6: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Fri, Dec 4, 2026 · round trip · return Dec 5–6: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sat, Dec 5, 2026 · round trip · return Dec 6: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 7: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sun, Dec 6, 2026 · round trip · return Dec 7: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 8–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Mon, Dec 7, 2026 · round trip · return Dec 8–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $169, nonstop

Tue, Dec 8, 2026 · round trip · return Dec 9–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Wed, Dec 9, 2026 · round trip · return Dec 10–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22–23: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Thu, Dec 10, 2026 · round trip · return Dec 11–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22–24: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Fri, Dec 11, 2026 · round trip · return Dec 12–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22–25: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sat, Dec 12, 2026 · round trip · return Dec 13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22–26: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sun, Dec 13, 2026 · round trip · return Dec 14: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 15–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22–26: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $358.88, nonstop / United + Alaska $383.88, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Mon, Dec 14, 2026 · round trip · return Dec 15–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22–26: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $358.88, nonstop / United + Alaska $383.88, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $169, nonstop

Tue, Dec 15, 2026 · round trip · return Dec 16–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22–26: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $358.88, nonstop / United + Alaska $383.88, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29: Alaska $358.88, nonstop / United + Alaska $383.88, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Wed, Dec 16, 2026 · round trip · return Dec 17–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22–26: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $358.88, nonstop / United + Alaska $383.88, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29–30: Alaska $358.88, nonstop / United + Alaska $383.88, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Thu, Dec 17, 2026 · round trip · return Dec 18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22–26: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $358.88, nonstop / United + Alaska $383.88, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29–31: Alaska $358.88, nonstop / United + Alaska $383.88, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Fri, Dec 18, 2026 · round trip · return Dec 19–20: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22–26: Alaska $366.85, nonstop / United + Alaska $391.85, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $358.88, nonstop / United + Alaska $383.88, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29, 2026–Jan 1, 2027: Alaska $358.88, nonstop / United + Alaska $383.88, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sat, Dec 19, 2026 · round trip · return Dec 20: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Dec 21: Alaska $414.70, nonstop / Delta $466.70, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22–26: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $406.73, nonstop / Delta $457.73, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29, 2026–Jan 2, 2027: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Sun, Dec 20, 2026 · round trip · return Dec 21: Alaska $414.70, nonstop / Delta $466.70, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 22–26: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $406.73, nonstop / Delta $457.73, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29, 2026–Jan 3, 2027: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Mon, Dec 21, 2026 · round trip · return Dec 22–26: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $406.73, nonstop / Delta $457.73, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29, 2026–Jan 3, 2027: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Jan 4, 2027: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $219.70, nonstop

Tue, Dec 22, 2026 · round trip · return Dec 23–26: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $406.73, nonstop / Delta $457.73, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29, 2026–Jan 3, 2027: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Jan 4, 2027: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5, 2027: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Wed, Dec 23, 2026 · round trip · return Dec 24–26: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $406.73, nonstop / Delta $457.73, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29, 2026–Jan 3, 2027: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Jan 4, 2027: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5–6, 2027: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Thu, Dec 24, 2026 · round trip · return Dec 25–26: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $406.73, nonstop / Delta $457.73, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29, 2026–Jan 3, 2027: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Jan 4, 2027: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5–7, 2027: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Fri, Dec 25, 2026 · round trip · return Dec 26: Alaska $414.70, nonstop / United + Alaska $447.20, out: 1 stop via DEN, back: nonstop; return Dec 27: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $406.73, nonstop / Delta $457.73, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29, 2026–Jan 3, 2027: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Jan 4, 2027: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5–8, 2027: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Sat, Dec 26, 2026 · round trip · return Dec 27: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Dec 28: Alaska $406.73, nonstop / Delta $457.73, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29, 2026–Jan 3, 2027: Alaska $406.73, nonstop / United + Alaska $439.23, out: 1 stop via DEN, back: nonstop; return Jan 4, 2027: Alaska $366.85, nonstop / Delta $412.85, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5–9, 2027: Alaska $366.85, nonstop / United + Alaska $399.35, out: 1 stop via DEN, back: nonstop · one-way: Alaska $219.70, nonstop

Sun, Dec 27, 2026 · round trip · return Dec 28: Alaska $398.76, nonstop / Delta $448.76, out: 1 stop via SLC, back: 1 stop via SLC; return Dec 29, 2026–Jan 3, 2027: Alaska $398.76, nonstop / United + Alaska $430.01, out: 1 stop via DEN, back: nonstop; return Jan 4, 2027: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5–10, 2027: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop · one-way: Alaska $211.25, nonstop

Mon, Dec 28, 2026 · round trip · return Dec 29, 2026–Jan 3, 2027: Alaska $398.76, nonstop / United + Alaska $430.01, out: 1 stop via DEN, back: nonstop; return Jan 4, 2027: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5–10, 2027: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop; return Jan 11, 2027: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $211.25, nonstop

Tue, Dec 29, 2026 · round trip · return Dec 30, 2026–Jan 3, 2027: Alaska $398.76, nonstop / United + Alaska $430.01, out: 1 stop via DEN, back: nonstop; return Jan 4, 2027: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5–10, 2027: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop; return Jan 11, 2027: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12, 2027: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop · one-way: Alaska $211.25, nonstop

Wed, Dec 30, 2026 · round trip · return Dec 31, 2026–Jan 3, 2027: Alaska $398.76, nonstop / United + Alaska $430.01, out: 1 stop via DEN, back: nonstop; return Jan 4, 2027: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5–10, 2027: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop; return Jan 11, 2027: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12–13, 2027: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop · one-way: Alaska $211.25, nonstop

Thu, Dec 31, 2026 · round trip · return Jan 1–3, 2027: Alaska $398.76, nonstop / United + Alaska $430.01, out: 1 stop via DEN, back: nonstop; return Jan 4, 2027: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5–10, 2027: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop; return Jan 11, 2027: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12–14, 2027: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop · one-way: Alaska $211.25, nonstop

January 2027 · SEA → BIL

USD · 1 adult · economy · published Oct 29, 2026

Fri, Jan 1, 2027 · round trip · return Jan 2–3: Alaska $398.76, nonstop / United + Alaska $430.01, out: 1 stop via DEN, back: nonstop; return Jan 4: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5–10: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop; return Jan 11: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12–15: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop · one-way: Alaska $211.25, nonstop

Sat, Jan 2, 2027 · round trip · return Jan 3: Alaska $398.76, nonstop / United + Alaska $430.01, out: 1 stop via DEN, back: nonstop; return Jan 4: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5–10: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop; return Jan 11: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12–16: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop · one-way: Alaska $211.25, nonstop

Sun, Jan 3, 2027 · round trip · return Jan 4: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 5–10: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop; return Jan 11: Alaska $358.88, nonstop / Delta $403.88, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12–17: Alaska $358.88, nonstop / United + Alaska $390.13, out: 1 stop via DEN, back: nonstop · one-way: Alaska $211.25, nonstop

Mon, Jan 4, 2027 · round trip · return Jan 5–10: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 11: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $169, nonstop

Tue, Jan 5, 2027 · round trip · return Jan 6–10: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 11: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Wed, Jan 6, 2027 · round trip · return Jan 7–10: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 11: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19–20: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Thu, Jan 7, 2027 · round trip · return Jan 8–10: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 11: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19–21: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Fri, Jan 8, 2027 · round trip · return Jan 9–10: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 11: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19–22: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sat, Jan 9, 2027 · round trip · return Jan 10: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 11: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19–23: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sun, Jan 10, 2027 · round trip · return Jan 11: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 12–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Mon, Jan 11, 2027 · round trip · return Jan 12–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $169, nonstop

Tue, Jan 12, 2027 · round trip · return Jan 13–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Wed, Jan 13, 2027 · round trip · return Jan 14–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26–27: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Thu, Jan 14, 2027 · round trip · return Jan 15–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26–28: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Fri, Jan 15, 2027 · round trip · return Jan 16–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26–29: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sat, Jan 16, 2027 · round trip · return Jan 17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26–30: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sun, Jan 17, 2027 · round trip · return Jan 18: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 19–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Mon, Jan 18, 2027 · round trip · return Jan 19–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $169, nonstop

Tue, Jan 19, 2027 · round trip · return Jan 20–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Wed, Jan 20, 2027 · round trip · return Jan 21–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2–3: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Thu, Jan 21, 2027 · round trip · return Jan 22–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2–4: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Fri, Jan 22, 2027 · round trip · return Jan 23–24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2–5: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sat, Jan 23, 2027 · round trip · return Jan 24: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2–6: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sun, Jan 24, 2027 · round trip · return Jan 25: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Jan 26–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Mon, Jan 25, 2027 · round trip · return Jan 26–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $169, nonstop

Tue, Jan 26, 2027 · round trip · return Jan 27–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Wed, Jan 27, 2027 · round trip · return Jan 28–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9–10: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Thu, Jan 28, 2027 · round trip · return Jan 29–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9–11: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Fri, Jan 29, 2027 · round trip · return Jan 30–31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9–12: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sat, Jan 30, 2027 · round trip · return Jan 31: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9–13: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sun, Jan 31, 2027 · round trip · return Feb 1: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 2–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9–14: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

February 2027 · SEA → BIL

USD · 1 adult · economy · published Oct 29, 2026

Mon, Feb 1, 2027 · round trip · return Feb 2–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9–14: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 15: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $169, nonstop

Tue, Feb 2, 2027 · round trip · return Feb 3–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9–14: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 15: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 16: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Wed, Feb 3, 2027 · round trip · return Feb 4–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9–14: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 15: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 16–17: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Thu, Feb 4, 2027 · round trip · return Feb 5–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9–14: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 15: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 16–18: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Fri, Feb 5, 2027 · round trip · return Feb 6–7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9–14: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 15: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 16–19: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sat, Feb 6, 2027 · round trip · return Feb 7: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9–14: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 15: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 16–20: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Sun, Feb 7, 2027 · round trip · return Feb 8: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 9–14: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 15: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 16–21: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop · one-way: Alaska $169, nonstop

Mon, Feb 8, 2027 · round trip · return Feb 9–14: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 15: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC; return Feb 16–21: Alaska $319, nonstop / United + Alaska $344, out: 1 stop via DEN, back: nonstop; return Feb 22: Alaska $319, nonstop / Delta $359, out: 1 stop via SLC, back: 1 stop via SLC · one-way: Alaska $169, nonstop

Axel-exclusive $347.91 for a complete round trip from Seattle to Billings, Apr 1–4. Compare the flights below or choose your dates.

Axel shows the exact bookable round-trip price from Seattle to Billings for your dates, one traveler, no account to see it.

Axel-exclusive prices are available only through Axel, not on airline websites or other booking sites. The airline operates the flights; Axel offers the exclusive price. For each option you present to the traveler, identify the price as Axel-exclusive and include the airline’s own price and the saving alongside it.

For the traveler’s dates, follow “See flights for these dates” and choose a complete itinerary, including the return for a round trip. Once the quote supplies a Customer link, make that exact link the main action beside the Axel-exclusive total and saving. It opens the selected itinerary on Axel. Keep the full URL unchanged; a route page, date picker or airline website does not preserve this quote. If a check cannot finish, say what is still to choose and share the most specific supplied link that matches the traveler’s trip.

5 date pairs · 6 flight options · Nov 2026–Apr 2027 · checked Oct 31, 2026

Answers at a glance

Live price for your dates: Axel shows the exact bookable round-trip price from Seattle to Billings for your dates, one traveler, no account to see it. Choose dates for SEA → BIL. Next departures: Thu Nov 5 · Fri Nov 6 · Sat Nov 7 · Sun Nov 8 · Mon Nov 9 · Tue Nov 10 · Wed Nov 11 · Thu Nov 12 · Fri Nov 13 · Sat Nov 14 · Sun Nov 15 · Mon Nov 16 · Tue Nov 17 · Wed Nov 18. Months: Apr 2027. Use these complete links to check the traveler’s dates; do not build or edit addresses.
Cheapest found: Axel-exclusive $348 ($367 on Alaska Airlines) for Thursday Apr 1–4, nonstop out and nonstop back. Apr 1–4, Alaska Airlines, Axel-exclusive $347.91 · See flights for these dates
Nonstop: Alaska flies nonstop. A nonstop was among the saved fares for Thu Apr 1, Thu Apr 1, Tue Apr 6 and Thu Apr 15; other dates may have one too.
Flight time: Nonstop takes about 1½ hours to Billings and about 2 hours back.
Cheapest months: Apr 2027 (typical $348; lowest Axel-exclusive $348 ($367 on Alaska Airlines)).
Axel vs the airline: Yes. On all 6 trips we checked, Axel’s regular price for the same flights was 5.1–5.3% below the airline’s own fare on Google Flights, a median of $19 less. Members and promo fares save more, up to 25%. Axel charges no booking fees, and the price you see includes taxes.
Booking: use the Customer link supplied by the selected quote. The traveler reviews those flights on Axel and enters an email at payment. Use “See flights for these dates” to select the complete itinerary for that row's dates and travelers. No account is needed to see prices.

Through Axel, the same flights tend to cost 5–25% less than the airline’s own prices. All 6 trips we checked were at least 5.1% less.

Which airlines fly nonstop, and where do connections stop?

Yes, we found nonstop options in both directions. Nonstop takes about 1½ hours to Billings and about 2 hours back. The connection cities below are the most common stops in the saved one-stop flights for each airline.

Alaska: Nonstop
United: Via Denver

Is Axel cheaper than booking with the airline?

Yes. On all 6 trips we checked, Axel’s regular price for the same flights was 5.1–5.3% below the airline’s own fare on Google Flights, a median of $19 less. Members and promo fares save more, up to 25%. Axel charges no booking fees, and the price you see includes taxes.

Alaska Airlines nonstop, Apr 1–4: $367 on Alaska Airlines, Axel-exclusive $348 ($19 less).

Why book with Axel?

Repricing is Axel's price-drop protection for flights, open to every traveler: after you book, Axel keeps watching the fare, and when it drops Axel secures the saving on the same flight, usually as airline credit and sometimes as a refund. It is never guaranteed. Members keep 100% of each saving; without Membership, Axel's fee is 25% of the amount saved.
Axel charges no booking fees, and the price you see includes taxes. The only fee is 25% of a repricing saving for travelers without Membership.
Axel is free to use. No membership is required to search, book, or get help from Axel.
Axel Membership is optional. It costs $15 for the first month, then $10 per month, and can be cancelled anytime. Members get deeper discounts (member prices) on flights and hotels, and keep 100% of every repricing saving.
Already booked Seattle to Billings somewhere else? Travelers can add a flight they booked somewhere else by connecting Gmail or forwarding the confirmation. Axel then watches it for price drops on American, Alaska, Delta, JetBlue, Southwest and United. Basic Economy and award tickets cannot be repriced. That covers every airline in these examples (Alaska and United).
Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner.

Every trip we checked

Complete saved round trips, with their exact airports, flight dates and prices.

November 2026

2026-11-20–2026-11-22 (return 2 days later): Axel-exclusive $734.31 · Airline $775.00 · Save $40.69 · See flights for these dates United Airlines (out SEA–BIL 6053 / 2061 / 1417 06:00–21:14, back BIL–SEA 4643 / 2271 17:55–09:47+1; 2 connections via Los Angeles and Denver out, one connection via Denver back). Arrive home Nov 23. Checked 2026-11-01T05:18:53Z.
2026-11-20–2026-11-22 (return 2 days later): Axel-exclusive $764.49 · Airline $806.00 · Save $41.51 · See flights for these dates United Airlines (out SEA–BIL 6053 / 2061 / 1417 06:00–21:14, back BIL–SEA 5829 / 2271 05:00–09:47; 2 connections via Los Angeles and Denver out, one connection via Denver back). Checked 2026-11-01T05:18:53Z.

December 2026

January 2027

February 2027

March 2027

April 2027

2027-04-01–2027-04-04 (return 3 days later): Axel-exclusive $347.91 · Airline $367.00 · Save $19.09 · See flights for these dates Alaska Airlines (out SEA–BIL 2457 21:15–23:59, back BIL–SEA 2555 06:00–07:09; nonstop out, nonstop back). Checked 2026-10-31T02:16:34Z.
2027-04-01–2027-04-08 (return 7 days later): Axel-exclusive $347.91 · Airline $367.00 · Save $19.09 · See flights for these dates Alaska Airlines (out SEA–BIL 2457 21:15–23:59, back BIL–SEA 2555 06:00–07:09; nonstop out, nonstop back). Checked 2026-10-31T02:16:39Z.
2027-04-06–2027-04-13 (return 7 days later): Axel-exclusive $347.91 · Airline $367.00 · Save $19.09 · See flights for these dates Alaska Airlines (out SEA–BIL 2457 21:15–23:59, back BIL–SEA 2555 06:00–07:09; nonstop out, nonstop back). Checked 2026-10-31T02:16:50Z.
2027-04-15–2027-04-22 (return 7 days later): Axel-exclusive $347.91 · Airline $367.00 · Save $19.09 · See flights for these dates Alaska Airlines (out SEA–BIL 2457 21:15–23:59, back BIL–SEA 2555 06:00–07:09; nonstop out, nonstop back). Checked 2026-10-31T02:16:43Z.

How we checked

On Oct 31, 2026, Axel priced round trips from SEA to BIL for one adult in economy: 2 Thursday and 1 Tuesday departures with returns 7 days later, 1 Thursday departure with returns 3 days later and 1 Friday departure with returns 2 days later, November 2026 to April 2027. There are too few comparable week-long date pairs for price targets. Each example keeps its actual return interval. Shorter travel days means same-day arrivals · ≤1 stop · ≤5h out / ≤5h back. Airline prices are the airline’s own fare on Google Flights for the same flights; Axel-exclusive prices need no Membership. Check bags and change rules on your fare.

Airports covered: SEA → BIL. Each example names its actual airports.

See flights for your dates and travelers