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Butte → Seattle

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BTM → SEA1 adulteconomy

3 flight options · 1 airline

Round-trip flights

Fri, Nov 20 – Mon, Nov 23

Delta Air Lines
6:10 pmBTM
6h 49m
SLC · 3h 6m
11:59 pmSEA
Delta Air Lines
11:30 amSEA
4h 41m
SLC · 1h 1m
5:11 pmBTM

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Delta Air Lines
6:10 pmBTM
6h 49m
SLC · 3h 6m
11:59 pmSEA
Delta Air Lines
11:30 amSEA
4h 41m
SLC · 1h 1m
5:11 pmBTM

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Nov 20 · One way

Delta Air Lines
6:10 pmBTM
6h 49m
SLC · 3h 6m
11:59 pmSEA

One-way total · 1 adult · Taxes included

Make this trip yours

BTM ⇄ SEA

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, Delta Air Lines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • 24-hour cancellationCancel within 24 hours of booking for a full refund when your departure is at least 7 days away. Closer to departure, the airline’s fare rules apply. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

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. How Axel works · About

More dates

Nov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-11-20 · one wayDelta Air LinesDL4312 + DL2998$245.002026-10-29T00:53:36Z
2026-11-20 → 2026-11-23Delta Air LinesDL4312 + DL2998 / DL1265 + DL4312$425.002026-10-29T00:53:36Z
2026-11-27 → 2026-12-04Delta Air LinesDL4312 + DL2998 / DL1265 + DL4312$478.132026-10-29T00:53:36Z

2026-11-20 · one way · $245.00

  • Delta Air Lines DL4312 / DL2998: BTM 2026-11-20 18:10:00 → SEA 2026-11-20 23:59:00; 1 stop(s) via SLC; 409 minutes. Local airport times.
    • DL4312: BTM 2026-11-20 18:10:00 → SLC 2026-11-20 19:33:00; layover at SLC: 186 minutes.
    • DL2998: SLC 2026-11-20 22:39:00 → SEA 2026-11-20 23:59:00.

2026-11-20 → 2026-11-23 · $425.00

  • Delta Air Lines DL4312 / DL2998: BTM 2026-11-20 18:10:00 → SEA 2026-11-20 23:59:00; 1 stop(s) via SLC; 409 minutes. Local airport times.
    • DL4312: BTM 2026-11-20 18:10:00 → SLC 2026-11-20 19:33:00; layover at SLC: 186 minutes.
    • DL2998: SLC 2026-11-20 22:39:00 → SEA 2026-11-20 23:59:00.
  • Delta Air Lines DL1265 / DL4312: SEA 2026-11-23 11:30:00 → BTM 2026-11-23 17:11:00; 1 stop(s) via SLC; 281 minutes. Local airport times.
    • DL1265: SEA 2026-11-23 11:30:00 → SLC 2026-11-23 14:39:00; layover at SLC: 61 minutes.
    • DL4312: SLC 2026-11-23 15:40:00 → BTM 2026-11-23 17:11:00.

2026-11-27 → 2026-12-04 · $478.13

  • Delta Air Lines DL4312 / DL2998: BTM 2026-11-27 18:10:00 → SEA 2026-11-27 23:59:00; 1 stop(s) via SLC; 409 minutes. Local airport times.
    • DL4312: BTM 2026-11-27 18:10:00 → SLC 2026-11-27 19:33:00; layover at SLC: 186 minutes.
    • DL2998: SLC 2026-11-27 22:39:00 → SEA 2026-11-27 23:59:00.
  • Delta Air Lines DL1265 / DL4312: SEA 2026-12-04 11:30:00 → BTM 2026-12-04 17:11:00; 1 stop(s) via SLC; 281 minutes. Local airport times.
    • DL1265: SEA 2026-12-04 11:30:00 → SLC 2026-12-04 14:39:00; layover at SLC: 61 minutes.
    • DL4312: SLC 2026-12-04 15:40:00 → BTM 2026-12-04 17:11:00.

More dates for this route