$84+ Cheap flights from Montana to Seattle (SEA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SEA
Aug 11 — Aug 181
Round-trip
1 adult, Economy
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Cheapest flights from Montana to SeattleExplore the most affordable flight options available from Montana to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
Explore the most affordable flight options available from Montana to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:43 pm
FCA
- SEA
1 stop14h 17m
Multiple Airlines
Sun 9/209:16 pm
SEA
- FCA
1 stop21h 40m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:52 pm
MSO
- SEA
1 stop13h 47m
Multiple Airlines
Wed 8/268:53 pm
SEA
- MSO
1 stop23h 09m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$181
This Priceline deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:32 pm
HLN
- SEA
Nonstop1h 56m
Alaska Airlines
Sat 8/291:58 pm
SEA
- HLN
Nonstop1h 36m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:19 pm
GTF
- SEA
Nonstop1h 49m
Alaska Airlines
Wed 9/302:02 pm
SEA
- GTF
Nonstop1h 37m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$197
This Booking.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:00 am
BZN
- SEA
Nonstop1h 59m
Alaska Airlines
Sat 10/1011:23 am
SEA
- BZN
Nonstop1h 43m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$202
This Priceline deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:32 pm
HLN
- SEA
Nonstop1h 56m
Alaska Airlines
Sat 8/291:58 pm
SEA
- HLN
Nonstop1h 36m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:18 pm
GTF
- SEA
Nonstop1h 49m
Alaska Airlines
Sat 8/292:01 pm
SEA
- GTF
Nonstop1h 37m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:25 am
BZN
- SEA
Nonstop2h 05m
Delta
Tue 8/257:50 pm
SEA
- BZN
Nonstop1h 52m
Delta
Deal found 7/8![Delta logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:14 am
BIL
- SEA
Nonstop2h 06m
Alaska Airlines
Wed 9/168:35 pm
SEA
- BIL
Nonstop1h 54m
Alaska Airlines
Deal found 7/10![Alaska Airlines logo]()
$207
This Trip.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:18 pm
GTF
- SEA
Nonstop1h 49m
Alaska Airlines
Fri 8/282:01 pm
SEA
- GTF
Nonstop1h 37m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$210
This Delta deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:18 pm
GTF
- SEA
1 stop4h 47m
Delta
Wed 8/269:40 am
SEA
- GTF
1 stop6h 58m
Delta
Deal found 7/7![Delta logo]()
$216
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:25 am
BZN
- SEA
Nonstop2h 05m
Delta
Sat 8/297:50 pm
SEA
- BZN
Nonstop1h 52m
Delta
Deal found 7/8![Delta logo]()
$217
Best flights from Montana to SeattleDiscover carefully curated flight deals from Montana to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
Discover carefully curated flight deals from Montana to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:19 pm
GTF
- SEA
Nonstop1h 49m
Alaska Airlines
Sat 10/31:59 pm
SEA
- GTF
Nonstop1h 36m
Alaska Airlines
Deal found 7/9![Alaska Airlines logo]()
$197
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:24 pm
BIL
- SEA
1 stop4h 41m
Delta
Sat 8/295:30 am
SEA
- BIL
1 stop4h 37m
Delta
Deal found 7/10![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:55 am
BZN
- SEA
2 stops9h 05m
Southwest
Wed 8/2611:40 am
SEA
- BZN
2 stops9h 45m
Southwest
Deal found 7/7![Southwest logo]()
$248
This United Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:00 am
BTM
- SEA
1 stop8h 37m
United Airlines
Wed 10/283:02 pm
SEA
- BTM
1 stop6h 29m
United Airlines
Deal found 7/11![United Airlines logo]()
$354
This Alaska Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:18 pm
GTF
- SEA
Nonstop1h 49m
Alaska Airlines
Sun 8/302:01 pm
SEA
- GTF
Nonstop1h 37m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:18 pm
HLN
- SEA
Nonstop1h 56m
Alaska Airlines
Sat 9/262:05 pm
SEA
- HLN
Nonstop1h 36m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:18 pm
GTF
- SEA
1 stop6h 41m
Delta
Fri 8/285:45 am
SEA
- GTF
1 stop5h 43m
Delta
Deal found 7/7![Delta logo]()
$236
This Alaska Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:16 am
BZN
- SEA
Nonstop1h 59m
Alaska Airlines
Wed 10/711:23 am
SEA
- BZN
Nonstop1h 43m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:21 pm
GTF
- SEA
1 stop4h 44m
Delta
Mon 9/2811:22 am
SEA
- GTF
1 stop5h 19m
Delta
Deal found 7/11![Delta logo]()
$236
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:30 pm
BZN
- SEA
1 stop6h 15m
Southwest
Fri 8/281:55 pm
SEA
- BZN
1 stop7h 30m
Southwest
Deal found 7/7![Southwest logo]()
$267
This Delta deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:10 pm
BZN
- SEA
1 stop6h 42m
Delta
Mon 10/125:35 am
SEA
- BZN
1 stop5h 30m
Delta
Deal found 7/7![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:27 am
BZN
- SEA
Nonstop1h 59m
Alaska Airlines
Sun 8/3011:47 am
SEA
- BZN
Nonstop1h 51m
Alaska Airlines
Deal found 7/9![Alaska Airlines logo]()
$227
This Delta deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:34 pm
BZN
- SEA
Nonstop2h 06m
Delta
Sun 10/255:35 am
SEA
- BZN
1 stop5h 30m
Delta
Deal found 7/7![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/71:55 pm
MSO
- SEA
Nonstop1h 35m
Alaska Airlines
Wed 11/116:55 pm
SEA
- MSO
Nonstop1h 30m
Alaska Airlines
Deal found 7/9![Alaska Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:10 pm
BZN
- SEA
1 stop4h 42m
Delta
Sun 10/257:50 pm
SEA
- BZN
Nonstop1h 47m
Delta
Deal found 7/10![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:05 pm
BZN
- SEA
1 stop8h 15m
Southwest
Mon 8/173:25 pm
SEA
- BZN
2 stops7h 15m
Southwest
Deal found 7/8![Southwest logo]()
$323
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:00 am
BTM
- SEA
1 stop8h 53m
United Airlines
Tue 11/103:02 pm
SEA
- BTM
1 stop6h 29m
United Airlines
Deal found 7/7![United Airlines logo]()
$373
This Alaska Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:18 pm
HLN
- SEA
Nonstop1h 56m
Alaska Airlines
Tue 9/292:05 pm
SEA
- HLN
Nonstop1h 36m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$252
This Alaska Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/261:19 pm
MSO
- SEA
1 stop6h 32m
Alaska Airlines
Tue 9/297:08 am
SEA
- MSO
1 stop5h 17m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$257
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:28 pm
COD
- SEA
2 stops9h 29m
United Airlines
Sat 11/78:40 pm
SEA
- COD
2 stops15h 13m
United Airlines
Deal found 7/7![United Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:10 pm
BTM
- SEA
1 stop6h 49m
Delta
Sun 8/309:40 am
SEA
- BTM
1 stop6h 16m
Delta
Deal found 7/9![Delta logo]()
$313
This Alaska Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/212:21 pm
BZN
- SEA
Nonstop1h 58m
Alaska Airlines
Sat 8/2910:18 am
SEA
- BZN
1 stop9h 27m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$262
This United Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/262:30 pm
HLN
- SEA
1 stop7h 45m
United Airlines
Tue 9/295:00 am
SEA
- HLN
1 stop7h 48m
United Airlines
Deal found 7/11![United Airlines logo]()
$457
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:10 pm
BTM
- SEA
1 stop4h 55m
Delta
Wed 9/211:05 am
SEA
- BTM
1 stop4h 51m
Delta
Deal found 7/12![Delta logo]()
$314
This Alaska Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:32 pm
HLN
- SEA
Nonstop1h 56m
Alaska Airlines
Tue 8/251:58 pm
SEA
- HLN
Nonstop1h 36m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$267
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:00 pm
BIL
- SEA
1 stop6h 10m
United Airlines
Sun 8/95:00 am
SEA
- BIL
1 stop7h 22m
United Airlines
Deal found 7/7![United Airlines logo]()
$481
This Alaska Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/104:13 pm
MSO
- SEA
Nonstop1h 42m
Alaska Airlines
Tue 12/1512:52 pm
SEA
- MSO
Nonstop1h 31m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:48 am
BTM
- SEA
1 stop7h 04m
United Airlines
Sun 9/2712:43 pm
SEA
- BTM
1 stop8h 47m
United Airlines
Deal found 7/7![United Airlines logo]()
$483
This Delta deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:08 pm
GTF
- SEA
1 stop6h 36m
Delta
Sat 8/299:40 am
SEA
- GTF
1 stop6h 58m
Delta
Deal found 7/7![Delta logo]()
$372
This Alaska Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:15 am
FCA
- SEA
Nonstop1h 34m
Alaska Airlines
Mon 8/3110:02 am
SEA
- FCA
Nonstop1h 26m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$297
Last-minute flights from Montana to SeattleDiscover last-minute flight deals from Montana to Seattle. Data last updated July 12, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Seattle. Data last updated July 12, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/39:59 am
BIL
- SEA
1 stop25h 40m
Multiple Airlines
Thu 8/68:53 pm
SEA
- BIL
1 stop11h 17m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$223
This SmartFares deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:27 am
BZN
- SEA
Nonstop1h 59m
Alaska Airlines
Wed 8/268:16 pm
SEA
- BZN
Nonstop1h 43m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:52 pm
MSO
- SEA
1 stop13h 47m
Multiple Airlines
Wed 8/268:53 pm
SEA
- MSO
1 stop23h 09m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$181
This Priceline deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:32 pm
HLN
- SEA
Nonstop1h 56m
Alaska Airlines
Sat 8/291:58 pm
SEA
- HLN
Nonstop1h 36m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:25 am
BZN
- SEA
Nonstop2h 05m
Delta
Sat 8/297:50 pm
SEA
- BZN
Nonstop1h 52m
Delta
Deal found 7/8![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:25 am
BZN
- SEA
Nonstop2h 05m
Delta
Tue 8/256:31 pm
SEA
- BZN
1 stop4h 33m
Delta
Deal found 7/8![Delta logo]()
$227
This Priceline deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:32 pm
HLN
- SEA
Nonstop1h 56m
Alaska Airlines
Sat 8/291:58 pm
SEA
- HLN
Nonstop1h 36m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$197
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:25 am
BZN
- SEA
Nonstop2h 05m
Delta
Tue 8/257:50 pm
SEA
- BZN
Nonstop1h 52m
Delta
Deal found 7/8![Delta logo]()
$207
This Trip.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:03 am
BZN
- SEA
Nonstop2h 05m
Alaska Airlines
Sun 8/237:08 am
SEA
- BZN
1 stop5h 16m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$213
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:10 pm
BZN
- SEA
1 stop7h 45m
Southwest
Tue 8/256:25 am
SEA
- BZN
1 stop6h 00m
Southwest
Deal found 7/8![Southwest logo]()
$228
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:24 pm
BIL
- SEA
1 stop4h 41m
Delta
Sat 8/295:30 am
SEA
- BIL
1 stop4h 37m
Delta
Deal found 7/10![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/294:10 pm
BZN
- SEA
1 stop7h 45m
Southwest
Tue 9/19:25 am
SEA
- BZN
2 stops9h 35m
Southwest
Deal found 7/9![Southwest logo]()
$232
One-way flights from Montana to SeattleSearch for one-way flight options from Montana to Seattle. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
Search for one-way flight options from Montana to Seattle. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:42 pm
BZN
- SEA
1 stop13h 18m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:44 pm
BZN
- SEA
1 stop24h 01m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:24 am
MSO
- SEA
1 stop25h 40m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/64:51 pm
BZN
- SEA
1 stop19h 13m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:43 pm
FCA
- SEA
1 stop14h 17m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:19 am
GTF
- SEA
1 stop25h 20m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:05 pm
MSO
- SEA
1 stop16h 55m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:42 pm
BZN
- SEA
1 stop13h 18m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$96
This Trip.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:03 am
BZN
- SEA
Nonstop2h 05m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:22 pm
BIL
- SEA
1 stop17h 38m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:00 am
BIL
- SEA
1 stop25h 39m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:49 pm
MSO
- SEA
1 stop13h 11m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$103
Find flight deals from Montana to Seattle
Keep the following information in mind while searching for Montana to Seattle flight deals. Data was last updated July 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $168 (Kiwi.com) |
One-way from | $84 (Kiwi.com) |
Popular in | July |
Cheapest in | December |
Average price | $356 |
Good round-trip deal | $320 or less |
Good one-way deal | $194 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 12, 2026.
Use the filters below to find and compare flights from Montana to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Tue 9/29
5:19 pm-6:08 pm
Nonstop1h 49m
Seattle/Tacoma Intl
Sat 10/3
1:59 pm-4:35 pm
Nonstop1h 36m
$197
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Sat 8/29
5:18 pm-6:07 pm
Nonstop1h 49m
Seattle/Tacoma Intl
Sun 8/30
2:01 pm-4:38 pm
Nonstop1h 37m
$207
HelenaSeattle
HLN - SEA
HLNSEA
Helena
Thu 9/24
5:18 pm-6:14 pm
Nonstop1h 56m
Seattle/Tacoma Intl
Sat 9/26
2:05 pm-4:41 pm
Nonstop1h 36m
$207
BozemanSeattle
BZN - SEA
BZNSEA
Bozeman Gallatin Field
Sat 10/3
11:16 am-12:15 pm
Nonstop1h 59m
Seattle/Tacoma Intl
Wed 10/7
11:23 am-2:06 pm
Nonstop1h 43m
$207
BillingsSeattle
BIL - SEA
BILSEA
Billings Logan Intl
Wed 8/26
6:24 pm-10:05 pm
1 stop4h 41m
Seattle/Tacoma Intl
Sat 8/29
5:30 am-11:07 am
1 stop4h 37m
$227
BozemanSeattle
BZN - SEA
BZNSEA
Bozeman Gallatin Field
Thu 8/27
10:27 am-11:26 am
Nonstop1h 59m
Seattle/Tacoma Intl
Sun 8/30
11:47 am-2:38 pm
Nonstop1h 51m
$227
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Fri 8/21
6:18 pm-11:59 pm
1 stop6h 41m
Seattle/Tacoma Intl
Fri 8/28
5:45 am-12:28 pm
1 stop5h 43m
$236
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Fri 9/25
6:21 pm-10:05 pm
1 stop4h 44m
Seattle/Tacoma Intl
Mon 9/28
11:22 am-5:41 pm
1 stop5h 19m
$236
BozemanSeattle
BZN - SEA
BZNSEA
Bozeman Gallatin Field
Wed 10/7
1:10 pm-6:52 pm
1 stop6h 42m
Seattle/Tacoma Intl
Mon 10/12
5:35 am-12:05 pm
1 stop5h 30m
$237
BozemanSeattle
BZN - SEA
BZNSEA
Bozeman Gallatin Field
Fri 10/23
3:34 pm-4:40 pm
Nonstop2h 06m
Seattle/Tacoma Intl
Sun 10/25
5:35 am-12:05 pm
1 stop5h 30m
$237
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Montana to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Montana with our price prediction graph.
BZN-SEA
MSO-SEA
FCA-SEA
GTF-SEA
BIL-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Montana to Seattle
USMT-SEA
BZN-SEA
MSO-SEA
FCA-SEA
GTF-SEA
What is the cheapest month to book a flight from Montana to Seattle?
Currently, March is the cheapest month in which you can book a flight from Montana to Seattle (average of $48). Flying from Montana to Seattle in July is currently the most expensive (average of $233). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from MT to SEA?
Find hourly flight availability from Montana to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 12, 2026.
It’s typically best to fly out from Montana to Seattle in the afternoon. Doing so could potentially save you 53% on the flight price compared to flying in the morning, which is usually more expensive.
Weekly flight availability from Montana to Seattle
Explore weekly flight availability from Montana to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 12, 2026.
The most flights from USMT to SEA are scheduled on a Friday (18 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (13 on average).
How much does it cost to fly round-trip from Montana to Seattle?
How far ahead should I book a flight from Montana to Seattle?
The price you pay for your flight from Montana to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Montana to Seattle?
Use this chart to determine the cheapest time to fly round-trip from Montana to Seattle. Price data was last updated on July 4, 2026.
Travelers seeking maximum savings on their Montana to Seattle flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Montana to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Lacey
Leavenworth
Olympia
Ocean Shores
Edmonds
Snoqualmie
Tumwater
Tukwila
Renton
Kent
Lynnwood
Ellensburg
Fife
Marysville
Lakewood
Issaquah
Shoreline
Centralia
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Alternative routes for Montana to Seattle
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Complete your trip
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Search flights from Montana to Seattle by cabin class
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Montana and Seattle flights
Browse other Montana and Seattle flight options. Last updated on July 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 12, 2026.
Montana to Seattle flights
Consider these flights traveling from Montana to Seattle.
Top 3 airlines flying from Montana to Seattle
Discover the top 3 airlines that operate flights from Montana to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$239 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$103 | Average$256 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$125 | Average$278 | FlexibilityNo cancel fee | On-time75% |