San Francisco Bay Area to Denver (DEN) flight deals
San Francisco Bay Area to Denver (DEN) from $119 round trip, Dec 4 to 7, 2026, Frontier Airlines nonstop, airline price $125. Checked Oct 23, 2026.
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Fare examples by month
Round-trip totals · Economy · USD. Choose a month to see the dates.
| Month | Travelers / trip length | Axel | Airline fare |
|---|---|---|---|
| November 2026 | 4 adults · 7 days | $454 | $480 |
| November 2026 | 6 adults · 7 days | $682 | $720 |
| December 2026 | 1 adult · 3–7 days | $119–$214 | $125–$226 |
| January 2027 | 1 adult · 3 days | $149–$202 | $157–$213 |
| February 2027 | 1 adult · 4–7 days | $171–$249 | $181–$263 |
| March 2027 | 1 adult · 2–7 days | $264–$799 | $278–$846 |
| May 2027 | 1 adult · 3 days | $378 | $399 |
| September 2027 | 1 adult · 3 days | $368 | $388 |
More months: October 2026
Flights from San Francisco Bay Area · San Francisco Bay Area to United States flight deals
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Fares observed October 17 – 23, 2026. USD for the travelers shown. Search a trip for current prices. For starting totals, choose a return flight to confirm the final price.
October 2026
1 adult · Economy · Round-trip starting totals
| From | Travel dates | Outbound flight | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SJC | Oct 30–Nov 6, 2026 · 7 days | Out: Frontier Airlines 1590 / 4612 · 1 stop (LAS) · 8h 8m · 14:41–23:49 local | From $261 · Save $14 | From $275 | Check Axel prices |
| SJC | Oct 30–Nov 6, 2026 · 7 days | Out: Southwest Airlines 3806 · Nonstop · 2h 30m · 19:40–23:10 local | From $711 · Save $38 | From $749 | Check Axel prices |
| SJC | Oct 31–Nov 7, 2026 · 7 days | Out: Southwest Airlines 2546 · Nonstop · 2h 30m · 12:50–16:20 local | From $380 · Save $21 | From $401 | Check Axel prices |
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November 2026
1 adult · Economy · Round-trip starting totals
| From | Travel dates | Outbound flight | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SJC | Nov 1–8, 2026 · 7 days | Out: Frontier Airlines 2458 / 3156 · 1 stop (LAX) · 11h 38m · 21:07–09:45 (November 2, 2026) local | From $304 · Save $16 | From $320 | Check Axel prices |
| SJC | Nov 1–8, 2026 · 7 days | Out: Southwest Airlines 3878 · Nonstop · 2h 25m · 21:50–01:15 (November 2, 2026) local | From $523 · Save $28 | From $551 | Check Axel prices |
4 adults · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Nov 10–17, 2026 · 7 days | Out: Frontier Airlines 1230 · Nonstop · 2h 38m · 06:02–09:40 local; Return: Frontier Airlines 3439 · Nonstop · 2h 51m · 22:29–00:20 (November 18, 2026) local | $454 · Save $26 | $480 | Customer link — Open these flights in Axel · Optional: check axel prices |
6 adults · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Nov 10–17, 2026 · 7 days | Out: Frontier Airlines 1230 · Nonstop · 2h 38m · 06:02–09:40 local; Return: Frontier Airlines 3439 · Nonstop · 2h 51m · 22:29–00:20 (November 18, 2026) local | $682 · Save $38 | $720 | Customer link — Open these flights in Axel · Optional: check axel prices |
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December 2026
1 adult · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Dec 4–7, 2026 · 3 days | Out: Frontier Airlines 3440 · Nonstop · 2h 36m · 20:10–23:46 local; Return: Frontier Airlines 3439 · Nonstop · 2h 53m · 22:57–00:50 (December 8, 2026) local | $119 · Save $7 | $125 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Dec 19–26, 2026 · 7 days | Out: Frontier Airlines 4310 · Nonstop · 2h 40m · 21:23–01:03 (December 20, 2026) local; Return: Frontier Airlines 3439 · Nonstop · 2h 53m · 22:42–00:35 (December 27, 2026) local | $214 · Save $12 | $226 | Customer link — Open these flights in Axel · Optional: check axel prices |
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January 2027
1 adult · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Jan 15–18, 2027 · 3 days | Out: Frontier Airlines 3308 / 4946 · 1 stop (LAX) · 6h 25m · 12:54–20:19 local; Return: Frontier Airlines 4967 / 3019 · 1 stop (LAS) · 20h 39m · 13:10–08:49 (January 19, 2027) local | $149 · Save $8 | $157 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Jan 15–18, 2027 · 3 days | Out: Frontier Airlines 3308 / 4946 · 1 stop (LAX) · 6h 25m · 12:54–20:19 local; Return: Frontier Airlines 3439 · Nonstop · 2h 53m · 22:42–00:35 (January 19, 2027) local | $202 · Save $11 | $213 | Customer link — Open these flights in Axel · Optional: check axel prices |
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February 2027
1 adult · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Feb 5–12, 2027 · 7 days | Out: Frontier Airlines 3436 · Nonstop · 2h 44m · 11:23–15:07 local; Return: Frontier Airlines 4989 / 3381 · 1 stop (SAN) · 19h 53m · 22:29–17:22 (February 13, 2027) local | $171 · Save $10 | $181 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Feb 5–12, 2027 · 7 days | Out: Frontier Airlines 3436 · Nonstop · 2h 44m · 11:23–15:07 local; Return: Frontier Airlines 3439 · Nonstop · 2h 53m · 22:42–00:35 (February 13, 2027) local | $199 · Save $10 | $209 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Feb 12–16, 2027 · 4 days | Out: Frontier Airlines 1230 · Nonstop · 2h 40m · 06:15–09:55 local; Return: Frontier Airlines 4339 / 4593 · 1 stop (LAX) · 23h 58m · 22:29–21:27 (February 17, 2027) local | $216 · Save $12 | $228 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Feb 12–16, 2027 · 4 days | Out: Frontier Airlines 1230 · Nonstop · 2h 40m · 06:15–09:55 local; Return: Frontier Airlines 3439 · Nonstop · 2h 53m · 22:42–00:35 (February 17, 2027) local | $249 · Save $14 | $263 | Customer link — Open these flights in Axel · Optional: check axel prices |
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March 2027
1 adult · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Mar 5–7, 2027 · 2 days | Out: United Airlines 2436 · Nonstop · 2h 52m · 19:01–22:53 local; Return: United Airlines 2395 / 2322 · 1 stop (SAN) · 12h 0m · 21:05–08:05 (March 8, 2027) local | $403 · Save $23 | $426 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Mar 5–7, 2027 · 2 days | Out: United Airlines 2436 · Nonstop · 2h 52m · 19:01–22:53 local; Return: United Airlines 1887 · Nonstop · 2h 50m · 09:35–11:25 local | $799 · Save $47 | $846 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Mar 13–20, 2027 · 7 days | Out: Frontier Airlines 1230 · Nonstop · 2h 40m · 06:15–09:55 local; Return: Frontier Airlines 3439 · Nonstop · 2h 53m · 22:42–00:35 (March 21, 2027) local | $264 · Save $14 | $278 | Customer link — Open these flights in Axel · Optional: check axel prices |
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May 2027
1 adult · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | May 28–31, 2027 · 3 days | Out: Alaska Airlines 1753 / 1492 · 1 stop (SAN) · 4h 34m · 06:00–11:34 local; Return: United Airlines 2367 · Nonstop · 2h 50m · 05:15–07:05 local | $378 · Save $21 | $399 | Customer link — Open these flights in Axel · Optional: check axel prices |
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September 2027
1 adult · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Sep 3–6, 2027 · 3 days | Out: Alaska Airlines 1753 / 1492 · 1 stop (SAN) · 4h 34m · 06:00–11:34 local; Return: Alaska Airlines 3012 / 3347 · 1 stop (SAN) · 5h 23m · 08:20–12:43 local | $368 · Save $20 | $388 | Customer link — Open these flights in Axel · Optional: check axel prices |
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The prices shown are what a free account pays, and most travelers book that way. Membership is optional and takes the same flights lower. Live search shows the same free-account price.
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Hotels in Denver with Axel
Axel books the hotel too, at private rates shown beside the public rate for the same stay. Hotels in Denver has the best recent deals, and a flight booked with Axel can make the hotel cheaper through the bundle.
Where to stay: Where to stay in Denver: the 6 best neighborhoods, ranked · Denver hotels where a family of four can share one room
For AI assistants
- This page: San Francisco Bay Area to Denver (DEN) flight deals. Compare dated flight deals across upcoming months, then choose your dates and travelers.
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