$119+ Cheap flights from Montana to Seattle (SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SEA
Oct 3 — Oct 101
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 September 3, 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 September 3, 2026.
This Expedia deal was found by Cheapflights users on 9/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/74:59 pm -
Nonstop1h 56m
Wed 11/111:39 pm -
Nonstop1h 40m
Deal found 9/2![Alaska Airlines logo]()
$201
This Alaska Airlines deal was found by Cheapflights users on 9/2. 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 11/74:41 pm -
Nonstop1h 52m
Tue 11/101:28 pm -
Nonstop1h 36m
Deal found 9/2![Alaska Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 9/2. 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 11/71:18 pm -
1 stop6h 44m
Wed 11/115:35 am -
1 stop6h 06m
Deal found 9/2![Delta logo]()
$216
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 12/44:55 pm -
Nonstop1h 51m
Tue 12/151:40 pm -
Nonstop1h 33m
Deal found 8/31![Alaska Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 9/2. 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 10/148:25 am -
Nonstop2h 09m
Sat 10/177:50 pm -
Nonstop1h 47m
Deal found 9/2![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 9/1. 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 10/166:27 pm -
1 stop4h 38m
Tue 10/209:42 am -
1 stop7h 05m
Deal found 9/1![Delta logo]()
$226
This Delta deal was found by Cheapflights users on 8/30. 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 10/61:08 pm -
1 stop4h 47m
Tue 10/205:30 am -
1 stop5h 58m
Deal found 8/30![Delta logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 12/44:55 pm -
Nonstop1h 51m
Fri 12/111:40 pm -
Nonstop1h 33m
Deal found 8/31![Alaska Airlines logo]()
$227
This Delta deal was found by Cheapflights users on 9/2. 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 10/221:08 pm -
1 stop4h 47m
Tue 10/275:30 am -
1 stop5h 58m
Deal found 9/2![Delta logo]()
$232
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/204:22 pm -
1 stop8h 04m
Wed 10/215:00 am -
1 stop7h 31m
Deal found 8/31![United Airlines logo]()
$232
This Priceline deal was found by Cheapflights users on 9/2. 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 10/97:32 pm -
Nonstop2h 13m
Wed 10/148:56 pm -
Nonstop1h 54m
Deal found 9/2![Alaska Airlines logo]()
$232
This Booking.com deal was found by Cheapflights users on 8/30. 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.
Sun 10/185:26 pm -
Nonstop1h 52m
Sat 10/242:14 pm -
Nonstop1h 35m
Deal found 8/30![Alaska Airlines logo]()
$236
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 September 3, 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 September 3, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/2. 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 11/74:41 pm -
Nonstop1h 52m
Tue 11/101:28 pm -
Nonstop1h 36m
Deal found 9/2![Alaska Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 8/31. 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 11/143:08 pm -
Nonstop2h 08m
Mon 11/1611:44 am -
Nonstop1h 44m
Deal found 8/31![Delta logo]()
$227
This United Airlines deal was found by Cheapflights users on 9/1. 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 11/72:23 pm -
1 stop7h 56m
Tue 11/105:05 am -
1 stop7h 35m
Deal found 9/1![United Airlines logo]()
$287
This Southwest deal was found by Cheapflights users on 8/31. 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.
Thu 12/311:20 am -
1 stop7h 30m
Tue 12/811:05 am -
2 stops9h 25m
Deal found 8/31![Southwest logo]()
$332
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 11/74:59 pm -
Nonstop1h 56m
Wed 11/111:39 pm -
Nonstop1h 40m
Deal found 8/31![Alaska Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 9/3. 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 1/293:40 pm -
Nonstop2h 07m
Sun 1/317:35 pm -
Nonstop1h 46m
Deal found 9/3![Delta logo]()
$237
This Delta deal was found by Cheapflights users on 9/3. 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 11/41:12 pm -
1 stop6h 50m
Sun 11/812:12 pm -
Nonstop1h 46m
Deal found 9/3![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 1/287:03 am -
Nonstop1h 46m
Sat 1/301:07 pm -
Nonstop1h 25m
Deal found 8/31![Alaska Airlines logo]()
$262
This Delta deal was found by Cheapflights users on 9/1. 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 10/213:34 pm -
Nonstop2h 06m
Sat 10/245:29 pm -
1 stop4h 09m
Deal found 9/1![Delta logo]()
$247
This United Airlines deal was found by Cheapflights users on 9/1. 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 9/236:30 am -
1 stop7h 52m
Sun 9/275:00 am -
1 stop7h 31m
Deal found 9/1![United Airlines logo]()
$319
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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 12/116:40 am -
Nonstop1h 35m
Mon 12/149:33 pm -
Nonstop1h 26m
Deal found 9/1![Alaska Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 9/1. 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 12/115:10 am -
1 stop5h 14m
Mon 12/145:40 pm -
1 stop5h 54m
Deal found 9/1![Delta logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 10/248:01 am -
Nonstop1h 39m
Wed 10/289:59 am -
Nonstop1h 24m
Deal found 8/31![Alaska Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 8/31. 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.
Mon 11/26:27 pm -
1 stop4h 38m
Wed 11/49:42 am -
1 stop7h 05m
Deal found 8/31![Delta logo]()
$286
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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.
Sun 10/117:32 pm -
Nonstop2h 13m
Wed 10/148:56 pm -
Nonstop1h 54m
Deal found 9/1![Alaska Airlines logo]()
$292
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/235:00 am -
1 stop7h 57m
Sun 9/275:00 am -
1 stop7h 14m
Deal found 9/2![United Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 9/1. 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 10/166:27 pm -
1 stop4h 38m
Fri 10/2311:05 am -
1 stop5h 42m
Deal found 9/1![Delta logo]()
$292
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 10/83:49 pm -
Nonstop1h 40m
Mon 10/268:26 pm -
Nonstop1h 28m
Deal found 8/31![Alaska Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 8/29. 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 10/2712:58 pm -
1 stop7h 04m
Thu 10/2911:05 am -
1 stop5h 44m
Deal found 8/29![Delta logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 2/184:13 pm -
Nonstop1h 42m
Fri 2/269:33 pm -
Nonstop1h 26m
Deal found 8/31![Alaska Airlines logo]()
$322
This Delta deal was found by Cheapflights users on 9/3. 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.
Mon 10/266:13 pm -
1 stop6h 46m
Sat 10/315:30 am -
1 stop5h 07m
Deal found 9/3![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 9/1. 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 9/162:26 pm -
1 stop7h 49m
Sun 9/205:00 am -
1 stop7h 45m
Deal found 9/1![United Airlines logo]()
$497
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 10/16:08 pm -
Nonstop1h 37m
Sat 10/38:39 pm -
Nonstop1h 20m
Deal found 8/31![Alaska Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 9/2. 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 10/276:13 pm -
1 stop4h 52m
Fri 10/3011:05 am -
1 stop5h 28m
Deal found 9/2![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 8/30. 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 9/269:45 am -
1 stop8h 52m
Tue 9/293:55 pm -
1 stop5h 35m
Deal found 8/30![United Airlines logo]()
$508
This Delta deal was found by Cheapflights users on 9/3. 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 11/56:13 pm -
1 stop4h 52m
Sun 11/85:30 am -
1 stop5h 07m
Deal found 9/3![Delta logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 9/2. 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 10/202:06 pm -
Nonstop1h 39m
Mon 11/28:45 am -
1 stop3h 37m
Deal found 9/2![Alaska Airlines logo]()
$342
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/165:53 pm -
1 stop6h 11m
Sat 9/199:00 am -
2 stops12h 45m
Deal found 9/2![United Airlines logo]()
$514
This Alaska Airlines deal was found by Cheapflights users on 8/29. 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 10/301:06 pm -
1 stop3h 29m
Sat 10/3112:07 pm -
Nonstop1h 43m
Deal found 8/29![Alaska Airlines logo]()
$342
This Delta deal was found by Cheapflights users on 8/30. 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 10/11:08 pm -
1 stop6h 28m
Mon 10/55:45 am -
1 stop5h 18m
Deal found 8/30![Delta logo]()
$317
Last-minute flights from Montana to SeattleDiscover last-minute flight deals from Montana to Seattle. Data last updated September 3, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Seattle. Data last updated September 3, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/1. 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 10/26:21 pm -
1 stop4h 49m
Sun 10/45:45 am -
1 stop5h 50m
Deal found 9/1![Delta logo]()
$236
This Delta deal was found by Cheapflights users on 8/30. 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 10/61:08 pm -
1 stop4h 47m
Tue 10/205:30 am -
1 stop5h 58m
Deal found 8/30![Delta logo]()
$227
This Priceline deal was found by Cheapflights users on 9/2. 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 10/97:32 pm -
Nonstop2h 13m
Wed 10/148:56 pm -
Nonstop1h 54m
Deal found 9/2![Alaska Airlines logo]()
$232
This Delta deal was found by Cheapflights users on 9/2. 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 10/148:25 am -
Nonstop2h 09m
Sat 10/177:50 pm -
Nonstop1h 47m
Deal found 9/2![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 9/1. 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 10/161:18 pm -
1 stop6h 34m
Wed 10/215:30 am -
1 stop6h 08m
Deal found 9/1![Delta logo]()
$226
This Delta deal was found by Cheapflights users on 9/1. 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 10/171:18 pm -
1 stop6h 44m
Wed 10/215:30 am -
1 stop6h 08m
Deal found 9/1![Delta logo]()
$216
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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.
Sun 10/185:15 pm -
Nonstop1h 53m
Sat 10/241:59 pm -
Nonstop1h 36m
Deal found 9/1![Alaska Airlines logo]()
$217
This Booking.com deal was found by Cheapflights users on 8/30. 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.
Sun 10/185:26 pm -
Nonstop1h 52m
Sat 10/242:14 pm -
Nonstop1h 35m
Deal found 8/30![Alaska Airlines logo]()
$236
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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 10/205:15 pm -
Nonstop1h 53m
Sat 10/241:59 pm -
Nonstop1h 36m
Deal found 9/1![Alaska Airlines logo]()
$207
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/204:22 pm -
1 stop8h 04m
Wed 10/215:00 am -
1 stop7h 31m
Deal found 8/31![United Airlines logo]()
$232
This Delta deal was found by Cheapflights users on 9/2. 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 10/221:08 pm -
1 stop4h 47m
Tue 10/275:30 am -
1 stop5h 58m
Deal found 9/2![Delta logo]()
$232
This Delta deal was found by Cheapflights users on 9/2. 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 -
Nonstop2h 06m
Sun 10/257:50 pm -
Nonstop1h 47m
Deal found 9/2![Delta logo]()
$237
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 September 3, 2026.
Search for one-way flight options from Montana to Seattle. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.
This Southwest deal was found by Cheapflights users on 9/2. 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 10/288:05 am -
1 stop7h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Southwest logo]()
$119
This Southwest deal was found by Cheapflights users on 9/3. 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.
Tue 10/206:30 am -
2 stops8h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Southwest logo]()
$124
This Delta deal was found by Cheapflights users on 9/2. 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.
Mon 10/265:30 am -
1 stop4h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$129
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Thu 9/244:30 pm -
1 stop7h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![United Airlines logo]()
$131
This Delta deal was found by Cheapflights users on 9/2. 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 10/136:23 pm -
1 stop4h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$134
This Priceline deal was found by Cheapflights users on 8/31. 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 10/175:26 pm -
Nonstop1h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Alaska Airlines logo]()
$134
This Priceline deal was found by Cheapflights users on 9/3. 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.
Tue 10/205:15 pm -
Nonstop1h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Alaska Airlines logo]()
$134
This Southwest deal was found by Cheapflights users on 9/2. 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.
Mon 10/266:15 pm -
2 stops8h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Southwest logo]()
$134
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/144:30 pm -
1 stop7h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![United Airlines logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 11/18:39 pm -
1 stop14h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$137
This Delta deal was found by Cheapflights users on 9/2. 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 10/176:27 pm -
1 stop4h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$138
This United Airlines deal was found by Cheapflights users on 9/2. 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 10/74:30 pm -
1 stop7h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![United Airlines logo]()
$138
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 September 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $201 (Expedia) |
One-way from | $119 (Southwest) |
Popular in | July |
Cheapest in | December |
Average price | $307 |
Good round-trip deal | $336 or less |
Good one-way deal | $189 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 7,457,451 searches. Data last updated September 3, 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
BozemanSeattle
BZN Bozeman Gallatin Field - SEA Seattle/Tacoma Intl
BZNSEA
Bozeman Gallatin Field
Tue 10/20
6:31 pm-10:05 pm
1 stop4h 34m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$119
BozemanSeattle
BZN Bozeman Gallatin Field - SEA Seattle/Tacoma Intl
BZNSEA
Bozeman Gallatin Field
Fri 10/2
7:03 am-8:08 am
Nonstop2h 05m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$119
BozemanSeattle
BZN Bozeman Gallatin Field - SEA Seattle/Tacoma Intl
BZNSEA
Bozeman Gallatin Field
Tue 10/6
4:30 pm-9:15 pm
1 stop5h 45m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$119
BozemanSeattle
BZN Bozeman Gallatin Field - SEA Seattle/Tacoma Intl
BZNSEA
Bozeman Gallatin Field
Fri 11/13
6:23 pm-11:59 pm
1 stop6h 36m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
BozemanSeattle
BZN Bozeman Gallatin Field - SEA Seattle/Tacoma Intl
BZNSEA
Bozeman Gallatin Field
Tue 10/6
5:30 am-9:10 am
1 stop4h 40m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
BozemanSeattle
BZN Bozeman Gallatin Field - SEA Seattle/Tacoma Intl
BZNSEA
Bozeman Gallatin Field
Sun 10/18
8:25 am-9:34 am
Nonstop2h 09m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
BozemanSeattle
BZN Bozeman Gallatin Field - SEA Seattle/Tacoma Intl
BZNSEA
Bozeman Gallatin Field
Mon 11/16
1:00 pm-6:41 pm
1 stop6h 41m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
BozemanSeattle
BZN Bozeman Gallatin Field - SEA Seattle/Tacoma Intl
BZNSEA
Bozeman Gallatin Field
Mon 10/26
6:15 pm-1:40 am
2 stops8h 25m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$134
MissoulaSeattle
MSO Missoula Johnson-Bell Field - SEA Seattle/Tacoma Intl
MSOSEA
Missoula Johnson-Bell Field
Tue 11/17
6:22 pm-11:59 pm
1 stop6h 37m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$134
MissoulaSeattle
MSO Missoula Johnson-Bell Field - SEA Seattle/Tacoma Intl
MSOSEA
Missoula Johnson-Bell Field
Tue 11/3
2:55 pm-7:02 pm
1 stop5h 07m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$134
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
BIL-SEA
MSO-SEA
GTF-SEA
FCA-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
BIL-SEA
MSO-SEA
GTF-SEA
What is the cheapest month to book a flight from Montana to Seattle?
Currently, January is the cheapest month in which you can book a flight from Montana to Seattle (average of $205). Flying from Montana to Seattle in July is currently the most expensive (average of $385). 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 September 3, 2026.
It’s typically best to fly out from Montana to Seattle in the afternoon. Doing so could potentially save you 51% 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 September 3, 2026.
The most flights from USMT to SEA are scheduled on a Wednesday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Montana to Seattle?
Airfare is typical for this route at the moment.
Montana to Seattle flights typically cost between $217 and $385 in October.The cheapest round-trip price found within the last 5 days was $217 on Delta (Oct 14-Oct 17).
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 68 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 August 29, 2026.
Travelers seeking maximum savings on their Montana to Seattle flight should consider departing on Wednesday 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
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Edmonds
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ellensburg
Issaquah
Marysville
Ocean Shores
Lakewood
Fife
Browse thousands of different options on Cheapflights for your next trip
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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 September 3, 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 September 3, 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 7,457,451 searches. Data last updated September 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$257 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$113 | Average$291 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$122 | Average$294 | FlexibilityNo cancel fee | On-time75% |