$120+ Cheap flights from Boston (BOS) to Montana
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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BZN
Oct 20 — Oct 271
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Montana with Cheapflights
1. Tell us where you want to go
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 Boston to MontanaExplore the most affordable flight options available from Boston to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 20, 2026.
Explore the most affordable flight options available from Boston to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 20, 2026.
This Southwest deal was found by Cheapflights users on 9/15. 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 12/165:00 am -
1 stop7h 35m
Wed 1/63:25 pm -
1 stop6h 20m
Deal found 9/15![Southwest logo]()
$240
This Southwest deal was found by Cheapflights users on 9/17. 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 10/245:15 am -
1 stop7h 20m
Sat 10/318:10 am -
1 stop6h 55m
Deal found 9/17![Southwest logo]()
$255
This Southwest deal was found by Cheapflights users on 9/17. 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 12/25:00 am -
1 stop7h 35m
Mon 12/73:30 pm -
1 stop6h 10m
Deal found 9/17![Southwest logo]()
$256
This Southwest deal was found by Cheapflights users on 9/17. 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 12/95:20 am -
2 stops11h 30m
Mon 12/148:05 am -
2 stops11h 35m
Deal found 9/17![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 9/15. 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 10/295:00 am -
1 stop7h 25m
Mon 11/24:05 pm -
1 stop7h 05m
Deal found 9/15![Southwest logo]()
$272
This Southwest deal was found by Cheapflights users on 9/15. 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 12/104:40 pm -
1 stop7h 45m
Tue 12/158:05 am -
1 stop6h 45m
Deal found 9/15![Southwest logo]()
$274
This Southwest deal was found by Cheapflights users on 9/17. 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 12/31:20 pm -
2 stops11h 10m
Mon 12/73:30 pm -
1 stop6h 10m
Deal found 9/17![Southwest logo]()
$277
This Southwest deal was found by Cheapflights users on 9/17. 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 12/101:20 pm -
2 stops11h 05m
Mon 12/1411:20 am -
2 stops8h 50m
Deal found 9/17![Southwest logo]()
$283
This Southwest deal was found by Cheapflights users on 9/15. 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 12/45:00 am -
1 stop7h 35m
Thu 12/103:30 pm -
1 stop6h 10m
Deal found 9/15![Southwest logo]()
$288
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:17 am -
1 stop9h 34m
Sat 10/316:00 am -
1 stop9h 17m
Deal found 9/16![American Airlines logo]()
$392
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/146:00 am -
1 stop7h 28m
Sun 10/184:17 pm -
1 stop11h 54m
Deal found 9/20![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Fri 10/166:00 am -
1 stop7h 28m
Tue 10/2010:45 am -
2 stops12h 09m
Deal found 9/18![United Airlines logo]()
$404
Best flights from Boston to MontanaDiscover carefully curated flight deals from Boston to Montana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
Discover carefully curated flight deals from Boston to Montana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
This Southwest deal was found by Cheapflights users on 9/15. 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 12/165:00 am -
1 stop7h 35m
Wed 1/63:25 pm -
1 stop6h 20m
Deal found 9/15![Southwest logo]()
$240
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Sun 11/86:00 am -
1 stop7h 45m
Wed 11/1112:48 pm -
2 stops9h 11m
Deal found 9/16![United Airlines logo]()
$372
This Delta deal was found by Cheapflights users on 9/19. 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 12/36:05 am -
1 stop8h 04m
Tue 12/82:41 pm -
1 stop8h 34m
Deal found 9/19![Delta logo]()
$415
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 11/149:03 am -
1 stop9h 27m
Tue 11/175:10 pm -
1 stop10h 30m
Deal found 9/16![Alaska Airlines logo]()
$438
This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:02 am -
1 stop8h 41m
Mon 10/56:00 am -
2 stops12h 49m
Deal found 9/17![American Airlines logo]()
$526
This Southwest deal was found by Cheapflights users on 9/15. 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 12/34:40 pm -
1 stop7h 50m
Sun 12/611:05 am -
2 stops9h 25m
Deal found 9/15![Southwest logo]()
$349
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/77:45 am -
1 stop9h 29m
Wed 10/212:37 pm -
1 stop7h 22m
Deal found 9/16![United Airlines logo]()
$407
This Delta deal was found by Cheapflights users on 9/19. 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 10/297:27 am -
1 stop6h 56m
Mon 11/21:12 pm -
1 stop8h 47m
Deal found 9/19![Delta logo]()
$415
This United Airlines deal was found by Cheapflights users on 9/18. 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 1/2711:45 am -
2 stops11h 34m
Sat 1/302:42 pm -
1 stop7h 13m
Deal found 9/18![United Airlines logo]()
$410
This Southwest deal was found by Cheapflights users on 9/16. 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.
Sun 11/85:35 am -
2 stops11h 50m
Wed 11/118:05 am -
2 stops11h 40m
Deal found 9/16![Southwest logo]()
$415
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 11/149:03 am -
1 stop9h 01m
Tue 11/174:41 pm -
1 stop10h 59m
Deal found 9/16![Alaska Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 9/15. 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 11/1311:00 am -
1 stop8h 39m
Mon 11/166:19 pm -
1 stop10h 01m
Deal found 9/15![Delta logo]()
$438
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 10/25:42 pm -
1 stop23h 22m
Mon 10/57:41 am -
1 stop14h 18m
Deal found 9/16![Alaska Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 9/19. 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 10/175:30 am -
1 stop7h 40m
Mon 10/265:30 am -
2 stops16h 12m
Deal found 9/19![Delta logo]()
$455
This United Airlines deal was found by Cheapflights users on 9/17. 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 1/2811:39 am -
1 stop8h 46m
Wed 2/39:45 am -
2 stops10h 05m
Deal found 9/17![United Airlines logo]()
$476
This Delta deal was found by Cheapflights users on 9/20. 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 1/186:00 am -
1 stop8h 36m
Mon 1/186:10 pm -
1 stop10h 01m
Deal found 9/20![Delta logo]()
$471
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/207:45 am -
1 stop9h 34m
Tue 10/276:15 am -
2 stops11h 01m
Deal found 9/20![United Airlines logo]()
$476
This Alaska Airlines deal was found by Cheapflights users on 9/18. 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.
Wed 10/147:03 am -
1 stop13h 49m
Wed 10/217:41 am -
1 stop14h 18m
Deal found 9/18![Alaska Airlines logo]()
$539
This Delta deal was found by Cheapflights users on 9/18. 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 12/1611:00 am -
1 stop8h 49m
Sun 12/2012:21 pm -
Nonstop4h 27m
Deal found 9/18![Delta logo]()
$476
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/37:45 am -
1 stop7h 45m
Wed 10/72:05 pm -
1 stop7h 54m
Deal found 9/18![United Airlines logo]()
$481
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/710:24 am -
2 stops13h 23m
Mon 11/92:37 pm -
1 stop7h 13m
Deal found 9/15![United Airlines logo]()
$482
This Delta deal was found by Cheapflights users on 9/16. 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 10/17:05 am -
2 stops12h 36m
Mon 10/51:15 pm -
1 stop8h 38m
Deal found 9/16![Delta logo]()
$484
This Delta deal was found by Cheapflights users on 9/19. 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 10/163:47 pm -
1 stop8h 50m
Mon 10/261:12 pm -
1 stop8h 47m
Deal found 9/19![Delta logo]()
$486
This United Airlines deal was found by Cheapflights users on 9/19. 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 10/209:23 am -
2 stops13h 41m
Fri 10/232:37 pm -
1 stop7h 22m
Deal found 9/19![United Airlines logo]()
$492
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 10/87:03 am -
1 stop9h 47m
Tue 10/133:49 pm -
1 stop13h 37m
Deal found 9/16![Alaska Airlines logo]()
$672
This Delta deal was found by Cheapflights users on 9/17. 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 10/311:20 am -
1 stop8h 33m
Mon 10/56:33 pm -
1 stop9h 37m
Deal found 9/17![Delta logo]()
$487
This United Airlines deal was found by Cheapflights users on 9/19. 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 1/2611:39 am -
1 stop11h 59m
Sat 1/301:28 pm -
2 stops8h 21m
Deal found 9/19![United Airlines logo]()
$494
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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 10/34:58 pm -
1 stop21h 25m
Fri 10/97:45 pm -
1 stop26h 14m
Deal found 9/17![Alaska Airlines logo]()
$691
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/179:23 am -
2 stops13h 45m
Sat 10/246:25 am -
1 stop7h 48m
Deal found 9/17![United Airlines logo]()
$508
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/247:55 am -
2 stops14h 07m
Wed 10/286:14 am -
1 stop7h 21m
Deal found 9/15![United Airlines logo]()
$514
Last-minute flights from Boston to MontanaDiscover last-minute flight deals from Boston to Montana. Data last updated September 20, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Montana. Data last updated September 20, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:34 pm -
1 stop9h 36m
Tue 9/291:13 pm -
1 stop8h 21m
Deal found 9/20![American Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/146:00 am -
1 stop7h 28m
Sun 10/184:17 pm -
1 stop11h 54m
Deal found 9/20![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/146:00 am -
1 stop7h 32m
Wed 10/2112:28 pm -
2 stops9h 31m
Deal found 9/16![United Airlines logo]()
$476
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Fri 10/166:00 am -
1 stop7h 28m
Tue 10/2010:45 am -
2 stops12h 09m
Deal found 9/18![United Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 9/17. 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 10/216:05 am -
1 stop8h 27m
Wed 10/281:19 pm -
1 stop8h 40m
Deal found 9/17![Delta logo]()
$471
This Southwest deal was found by Cheapflights users on 9/17. 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 10/245:15 am -
1 stop7h 20m
Sat 10/318:10 am -
1 stop6h 55m
Deal found 9/17![Southwest logo]()
$255
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:17 am -
1 stop9h 34m
Sat 10/316:00 am -
1 stop9h 17m
Deal found 9/16![American Airlines logo]()
$392
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/246:00 am -
2 stops9h 14m
Sat 10/317:00 am -
2 stops8h 45m
Deal found 9/16![United Airlines logo]()
$415
This Delta deal was found by Cheapflights users on 9/16. 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 10/246:05 am -
1 stop8h 29m
Tue 11/105:20 am -
1 stop9h 06m
Deal found 9/16![Delta logo]()
$477
This Southwest deal was found by Cheapflights users on 9/15. 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 10/295:00 am -
1 stop7h 25m
Mon 11/24:05 pm -
1 stop7h 05m
Deal found 9/15![Southwest logo]()
$272
This Southwest deal was found by Cheapflights users on 9/15. 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 10/295:00 am -
1 stop7h 25m
Sun 11/14:05 pm -
1 stop7h 05m
Deal found 9/15![Southwest logo]()
$345
This Southwest deal was found by Cheapflights users on 9/15. 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 10/305:00 am -
1 stop7h 25m
Sun 11/14:05 pm -
1 stop7h 05m
Deal found 9/15![Southwest logo]()
$361
One-way flights from Boston to MontanaSearch for one-way flight options from Boston to Montana. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
Search for one-way flight options from Boston to Montana. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
This Southwest deal was found by Cheapflights users on 9/17. 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 11/175:00 am -
1 stop7h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Southwest logo]()
$120
This Southwest deal was found by Cheapflights users on 9/17. 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 11/31:10 pm -
2 stops11h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Southwest logo]()
$126
This Southwest deal was found by Cheapflights users on 9/15. 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 10/295:00 am -
1 stop7h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Southwest logo]()
$136
This Southwest deal was found by Cheapflights users on 9/17. 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 12/161:10 pm -
2 stops11h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Southwest logo]()
$140
This Southwest deal was found by Cheapflights users on 9/16. 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 11/161:10 pm -
2 stops11h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Southwest logo]()
$142
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/157:45 am -
1 stop9h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$184
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/207:01 am -
2 stops10h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$189
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/43:05 pm -
1 stop8h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$200
This Delta deal was found by Cheapflights users on 9/16. 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 11/156:05 am -
1 stop8h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Delta logo]()
$208
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 11/26:00 am -
2 stops9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![United Airlines logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Wed 11/1812:35 pm -
2 stops23h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$217
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Sun 11/226:00 am -
2 stops11h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$218
Find flight deals from Boston to Montana
Keep the following information in mind while searching for Boston to Montana flight deals. Data was last updated September 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $240 (Southwest) |
One-way from | $120 (Southwest) |
Popular in | August |
Cheapest in | January |
Average price | $484 |
Good round-trip deal | $532 or less |
Good one-way deal | $227 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Montana 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 20, 2026.
Use the filters below to find and compare flights from Boston to Montana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonBozeman
BOS Boston Logan Intl - BZN Bozeman Gallatin Field
BOSBZN
Boston Logan Intl
Sat 11/14
8:50 am-9:35 pm
2 stops14h 45m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$126
BostonBozeman
BOS Boston Logan Intl - BZN Bozeman Gallatin Field
BOSBZN
Boston Logan Intl
Mon 11/16
1:10 pm-10:30 pm
2 stops11h 20m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$142
BostonBozeman
BOS Boston Logan Intl - BZN Bozeman Gallatin Field
BOSBZN
Boston Logan Intl
Thu 10/29
9:40 am-5:35 pm
2 stops9h 55m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$160
BostonBozeman
BOS Boston Logan Intl - BZN Bozeman Gallatin Field
BOSBZN
Boston Logan Intl
Wed 10/14
7:22 am-3:17 pm
1 stop9h 55m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$184
BostonBozeman
BOS Boston Logan Intl - BZN Bozeman Gallatin Field
BOSBZN
Boston Logan Intl
Thu 10/22
7:22 am-3:17 pm
1 stop9h 55m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$184
BostonBozeman
BOS Boston Logan Intl - BZN Bozeman Gallatin Field
BOSBZN
Boston Logan Intl
Sat 11/14
7:15 am-3:30 pm
1 stop10h 15m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$184
BostonBozeman
BOS Boston Logan Intl - BZN Bozeman Gallatin Field
BOSBZN
Boston Logan Intl
Sun 11/15
6:00 am-11:45 am
1 stop7h 45m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$184
BostonBozeman
BOS Boston Logan Intl - BZN Bozeman Gallatin Field
BOSBZN
Boston Logan Intl
Wed 10/28
9:20 am-3:30 pm
1 stop8h 10m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$184
BostonBozeman
BOS Boston Logan Intl - BZN Bozeman Gallatin Field
BOSBZN
Boston Logan Intl
Tue 10/20
7:01 am-3:28 pm
2 stops10h 27m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$189
BostonKalispell
BOS Boston Logan Intl - FCA Kalispell Glacier Park
BOSFCA
Boston Logan Intl
Wed 11/4
7:27 am-2:41 pm
1 stop9h 14m
Kalispell Glacier Park
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$200
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Boston to Montana
Have a flexible travel schedule? Discover the best time to fly to Montana from Boston with our price prediction graph.
BOS-BZN
BOS-GTF
BOS-BIL
BOS-HLN
BOS-MSO
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 Boston to Montana
BOS-USMT
BOS-BZN
BOS-GTF
BOS-BIL
BOS-HLN
What is the cheapest month to book a flight from Boston to Montana?
Currently, January is the cheapest month in which you can book a flight from Boston to Montana (average of $395). Flying from Boston to Montana in December is currently the most expensive (average of $563). 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.
How much does it cost to fly round-trip from Boston to Montana?
Airfare is below average for this route at the moment.
Boston to Montana flights typically cost between $396 and $577 in December.The cheapest round-trip price found within the last 5 days was $240 on Southwest (Dec 16-Jan 6).
How far ahead should I book a flight from Boston to Montana?
To ensure you get the cheapest price possible for a flight from Boston to Montana, you should look to book at least 32 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Montana
Get insights into the airlines that provide service to Montana. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Montana. Reviews last updated September 20, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited Airlines from Boston to Montana. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Related info for your journey
Find useful and relevant information for your journey from Boston to Montana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Boston to Montana
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Complete your trip
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Search flights from Boston to Montana by cabin class
Find flights from Boston to Montana, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Montana flights
Browse other Boston and Montana flight options. Last updated on September 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Boston to Montana flights
Consider these flights traveling from Boston to Montana.
Top 6 airlines flying from Boston to Montana
Discover the top 6 airlines that operate flights from Boston to Montana. 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 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$172 | Average$486 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$179 | Average$529 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$210 | Average$479 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$237 | Average$612 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$296 | Average$557 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$376 | Average$509 | FlexibilityNo cancel fee | On-time63% |