$114+ Cheap flights from Boston (BOS) to Montana
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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BZN
Sep 12 — Sep 191
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Montana with Cheapflights
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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 August 13, 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 August 13, 2026.
This Southwest deal was found by Cheapflights users on 8/11. 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 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
Mon 11/24:05 pm -
1 stop7h 05m
Deal found 8/11![Southwest logo]()
$293
This Southwest deal was found by Cheapflights users on 8/12. 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 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
Fri 10/3011:05 am -
2 stops10h 45m
Deal found 8/12![Southwest logo]()
$299
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:40 pm -
1 stop7h 45m
Sun 11/154:05 pm -
1 stop7h 05m
Deal found 8/10![Southwest logo]()
$322
This Cheapflightsfares deal was found by Cheapflights users on 8/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:46 am -
Nonstop4h 56m
Sat 9/51:45 pm -
Nonstop5h 03m
Deal found 8/10![JetBlue logo]()
$324
This JetBlue deal was found by Cheapflights users on 8/8. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:46 am -
Nonstop4h 56m
Fri 9/412:17 pm -
Nonstop4h 56m
Deal found 8/8![JetBlue logo]()
$327
This Delta deal was found by Cheapflights users on 8/10. 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.
Tue 9/18:15 am -
1 stop8h 35m
Sat 9/52:30 pm -
Nonstop4h 33m
Deal found 8/10![Delta logo]()
$337
This JetBlue deal was found by Cheapflights users on 8/8. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:01 am -
1 stop7h 25m
Fri 9/412:17 pm -
Nonstop4h 56m
Deal found 8/8![JetBlue logo]()
$341
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:10 am -
1 stop9h 25m
Sun 11/14:05 pm -
1 stop8h 05m
Deal found 8/10![Southwest logo]()
$342
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:00 am -
1 stop7h 35m
Thu 11/193:30 pm -
1 stop6h 10m
Deal found 8/10![Southwest logo]()
$344
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:27 pm -
1 stop8h 15m
Sat 9/52:30 pm -
1 stop7h 20m
Deal found 8/10![United Airlines logo]()
$345
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:27 am -
1 stop8h 30m
Thu 10/291:47 pm -
1 stop8h 08m
Deal found 8/10![American Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:10 pm -
1 stop7h 50m
Wed 9/92:29 pm -
1 stop7h 25m
Deal found 8/9![United Airlines logo]()
$379
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 August 13, 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 August 13, 2026.
This Delta deal was found by Cheapflights users on 8/13. 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 1/67:05 am -
1 stop9h 28m
Sun 1/101:50 pm -
Nonstop4h 27m
Deal found 8/13![Delta logo]()
$345
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:34 am -
1 stop7h 40m
Sat 11/145:00 am -
1 stop6h 42m
Deal found 8/10![United Airlines logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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.
Wed 9/168:00 am -
1 stop14h 45m
Tue 9/223:42 pm -
1 stop12h 27m
Deal found 8/11![Alaska Airlines logo]()
$393
This Southwest deal was found by Cheapflights users on 8/9. 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.
Tue 9/152:45 pm -
2 stops9h 45m
Tue 9/226:55 am -
2 stops12h 35m
Deal found 8/9![Southwest logo]()
$427
This American Airlines deal was found by Cheapflights users on 8/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/22:32 pm -
1 stop10h 15m
Tue 9/812:22 pm -
1 stop6h 38m
Deal found 8/12![American Airlines logo]()
$450
This Delta deal was found by Cheapflights users on 8/9. 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.
Wed 9/164:00 pm -
1 stop8h 49m
Tue 9/226:39 pm -
1 stop9h 51m
Deal found 8/9![Delta logo]()
$355
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:00 am -
2 stops10h 16m
Fri 9/112:29 pm -
1 stop7h 25m
Deal found 8/12![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 8/9. 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.
Sat 9/194:45 pm -
1 stop7h 56m
Tue 9/226:33 pm -
1 stop9h 57m
Deal found 8/9![Delta logo]()
$379
This United deal was found by Cheapflights users on 8/10. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/318:30 pm -
2 stops48h 52m
Sun 1/31:10 pm -
2 stops38h 43m
Deal found 8/10![Multiple Airlines logo]()
$872
This Alaska Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 11/107:13 am -
1 stop10h 14m
Sat 11/141:55 pm -
1 stop8h 03m
Deal found 8/8![Alaska Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:08 pm -
1 stop6h 59m
Sat 9/511:43 am -
1 stop8h 15m
Deal found 8/12![United Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 8/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:23 pm -
1 stop19h 12m
Mon 10/191:48 pm -
1 stop6h 49m
Deal found 8/12![American Airlines logo]()
$462
This Delta deal was found by Cheapflights users on 8/8. 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 1/166:25 pm -
1 stop7h 45m
Sat 1/231:50 pm -
Nonstop4h 27m
Deal found 8/8![Delta logo]()
$396
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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.
Tue 9/227:59 pm -
2 stops26h 46m
Tue 9/293:42 pm -
1 stop12h 27m
Deal found 8/11![Alaska Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:08 pm -
1 stop7h 37m
Sat 8/295:00 am -
2 stops10h 36m
Deal found 8/9![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 8/11. 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.
Sat 9/194:45 pm -
1 stop7h 52m
Wed 9/306:21 pm -
1 stop10h 09m
Deal found 8/11![Delta logo]()
$398
This United Airlines deal was found by Cheapflights users on 8/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am -
1 stop7h 28m
Tue 10/612:26 pm -
1 stop8h 58m
Deal found 8/8![United Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 8/9. 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.
Wed 9/306:05 am -
1 stop8h 30m
Mon 10/56:21 pm -
2 stops14h 54m
Deal found 8/9![Delta logo]()
$404
This Alaska Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 9/157:12 am -
1 stop10h 05m
Sat 10/37:03 am -
2 stops21h 09m
Deal found 8/8![Alaska Airlines logo]()
$497
This United Airlines deal was found by Cheapflights users on 8/11. 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 10/317:15 am -
1 stop7h 46m
Wed 11/42:01 pm -
1 stop7h 49m
Deal found 8/11![United Airlines logo]()
$448
This Delta deal was found by Cheapflights users on 8/12. 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.
Tue 9/295:55 am -
1 stop8h 37m
Sat 10/106:30 pm -
1 stop10h 00m
Deal found 8/12![Delta logo]()
$422
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/71:29 pm -
2 stops10h 18m
Sat 11/142:37 pm -
1 stop7h 13m
Deal found 8/10![United Airlines logo]()
$448
This Delta deal was found by Cheapflights users on 8/11. 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.
Sat 10/35:55 am -
1 stop8h 37m
Sat 10/106:30 pm -
1 stop10h 00m
Deal found 8/11![Delta logo]()
$426
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/76:32 pm -
1 stop19h 42m
Fri 2/1212:51 pm -
2 stops24h 36m
Deal found 8/12![Alaska Airlines logo]()
$586
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:38 am -
2 stops12h 34m
Sat 8/296:15 am -
2 stops11h 04m
Deal found 8/10![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 8/8. 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.
Tue 9/156:35 pm -
1 stop7h 07m
Sat 10/36:00 am -
1 stop9h 25m
Deal found 8/8![Delta logo]()
$437
This United Airlines deal was found by Cheapflights users on 8/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:45 am -
1 stop8h 05m
Tue 9/15:00 am -
2 stops12h 22m
Deal found 8/8![United Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 8/10. 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.
Tue 8/2511:05 am -
1 stop8h 33m
Sat 8/296:18 pm -
1 stop10h 12m
Deal found 8/10![Delta logo]()
$438
This United Airlines deal was found by Cheapflights users on 8/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:00 am -
2 stops14h 30m
Mon 11/96:30 am -
2 stops10h 44m
Deal found 8/8![United Airlines logo]()
$456
This Delta deal was found by Cheapflights users on 8/10. 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.
Sat 11/73:15 pm -
1 stop6h 39m
Sat 11/145:33 am -
1 stop8h 55m
Deal found 8/10![Delta logo]()
$443
Last-minute flights from Boston to MontanaDiscover last-minute flight deals from Boston to Montana. Data last updated August 13, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Montana. Data last updated August 13, 2026 and is based on user searches.
This JetBlue deal was found by Cheapflights users on 8/8. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:46 am -
Nonstop4h 56m
Fri 9/412:17 pm -
Nonstop4h 56m
Deal found 8/8![JetBlue logo]()
$327
This Delta deal was found by Cheapflights users on 8/8. 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.
Mon 8/317:10 am -
1 stop9h 40m
Fri 9/41:00 pm -
1 stop8h 57m
Deal found 8/8![Delta logo]()
$347
This Cheapflightsfares deal was found by Cheapflights users on 8/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:46 am -
Nonstop4h 56m
Sat 9/51:45 pm -
Nonstop5h 03m
Deal found 8/10![JetBlue logo]()
$324
This Delta deal was found by Cheapflights users on 8/10. 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.
Tue 9/18:15 am -
1 stop8h 35m
Sat 9/52:30 pm -
Nonstop4h 33m
Deal found 8/10![Delta logo]()
$337
This JetBlue deal was found by Cheapflights users on 8/8. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:01 am -
1 stop7h 25m
Fri 9/412:17 pm -
Nonstop4h 56m
Deal found 8/8![JetBlue logo]()
$341
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am -
1 stop8h 10m
Sat 9/52:30 pm -
1 stop7h 20m
Deal found 8/10![United Airlines logo]()
$345
This Delta deal was found by Cheapflights users on 8/10. 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.
Tue 9/18:15 am -
1 stop8h 35m
Tue 9/156:39 pm -
1 stop9h 51m
Deal found 8/10![Delta logo]()
$351
This Southwest deal was found by Cheapflights users on 8/8. 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.
Tue 9/14:45 pm -
1 stop7h 40m
Thu 9/101:35 pm -
1 stop9h 00m
Deal found 8/8![Southwest logo]()
$361
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:10 pm -
1 stop7h 50m
Wed 9/92:29 pm -
1 stop7h 25m
Deal found 8/9![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 8/9. 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.
Tue 9/154:00 pm -
1 stop8h 49m
Tue 9/226:39 pm -
1 stop9h 51m
Deal found 8/9![Delta logo]()
$355
This Delta deal was found by Cheapflights users on 8/10. 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.
Mon 9/215:55 am -
1 stop9h 30m
Wed 9/306:00 pm -
1 stop10h 30m
Deal found 8/10![Delta logo]()
$379
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:10 pm -
2 stops10h 20m
Tue 9/296:55 am -
2 stops12h 35m
Deal found 8/10![Southwest logo]()
$352
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 August 13, 2026.
Search for one-way flight options from Boston to Montana. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:40 am -
1 stop7h 05m
Deal found 8/10![Southwest logo]()
$114
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:40 pm -
1 stop7h 45m
Deal found 8/11![Southwest logo]()
$117
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:35 am -
2 stops11h 50m
Deal found 8/10![Southwest logo]()
$119
This Southwest deal was found by Cheapflights users on 8/13. 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 11/125:00 am -
1 stop12h 25m
Deal found 8/13![Southwest logo]()
$120
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:25 am -
2 stops8h 50m
Deal found 8/12![Southwest logo]()
$128
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/95:05 am -
1 stop7h 40m
Deal found 8/10![Southwest logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Wed 9/3012:54 pm -
2 stops22h 12m
Deal found 8/12![Multiple Airlines logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Wed 8/2612:45 pm -
2 stops29h 21m
Deal found 8/10![Multiple Airlines logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
Wed 9/912:54 pm -
2 stops31h 00m
Deal found 8/9![Multiple Airlines logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Wed 9/912:54 pm -
2 stops34h 05m
Deal found 8/10![Multiple Airlines logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
Wed 9/2312:54 pm -
2 stops34h 05m
Deal found 8/9![Multiple Airlines logo]()
$173
This Delta deal was found by Cheapflights users on 8/12. 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.
Tue 11/246:05 am -
1 stop8h 13m
Deal found 8/12![Delta logo]()
$190
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 August 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $293 (Southwest) |
One-way from | $114 (Southwest) |
Popular in | December |
Cheapest in | November |
Average price | $498 |
Good round-trip deal | $447 or less |
Good one-way deal | $233 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 2,558,603 searches. Data last updated August 13, 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
Wed 1/6
7:05 am-2:33 pm
1 stop9h 28m
Bozeman Gallatin Field
Sun 1/10
1:50 pm-8:17 pm
Nonstop4h 27m
$345
BostonBozeman
BOS Boston Logan Intl - BZN Bozeman Gallatin Field
BOSBZN
Boston Logan Intl
Wed 9/16
4:00 pm-10:49 pm
1 stop8h 49m
Bozeman Gallatin Field
Tue 9/22
6:39 pm-6:30 am
1 stop9h 51m
$355
BostonBillings
BOS Boston Logan Intl - BIL Billings Logan Intl
BOSBIL
Boston Logan Intl
Fri 11/13
11:34 am-5:14 pm
1 stop7h 40m
Billings Logan Intl
Sat 11/14
5:00 am-1:42 pm
1 stop6h 42m
$379
BostonBillings
BOS Boston Logan Intl - BIL Billings Logan Intl
BOSBIL
Boston Logan Intl
Sat 9/19
4:45 pm-10:41 pm
1 stop7h 56m
Billings Logan Intl
Tue 9/22
6:33 pm-6:30 am
1 stop9h 57m
$379
BostonBillings
BOS Boston Logan Intl - BIL Billings Logan Intl
BOSBIL
Boston Logan Intl
Sat 9/5
9:00 am-5:16 pm
2 stops10h 16m
Billings Logan Intl
Fri 9/11
2:29 pm-11:54 pm
1 stop7h 25m
$384
BostonBozeman
BOS Boston Logan Intl - BZN Bozeman Gallatin Field
BOSBZN
Boston Logan Intl
Wed 9/16
8:00 am-8:45 pm
1 stop14h 45m
Bozeman Gallatin Field
Tue 9/22
3:42 pm-6:09 am
1 stop12h 27m
$393
Quickest round-trip
BostonBozeman
BOS Boston Logan Intl - BZN Bozeman Gallatin Field
BOSBZN
Boston Logan Intl
Sat 1/16
6:25 pm-12:10 am
1 stop7h 45m
Bozeman Gallatin Field
Sat 1/23
1:50 pm-8:17 pm
Nonstop4h 27m
$396
BostonGreat Falls
BOS Boston Logan Intl - GTF Great Falls
BOSGTF
Boston Logan Intl
Sat 9/19
4:45 pm-10:37 pm
1 stop7h 52m
Great Falls
Wed 9/30
6:21 pm-6:30 am
1 stop10h 09m
$398
BostonGreat Falls
BOS Boston Logan Intl - GTF Great Falls
BOSGTF
Boston Logan Intl
Wed 9/30
6:05 am-12:35 pm
1 stop8h 30m
Great Falls
Mon 10/5
6:21 pm-11:15 am
2 stops14h 54m
$404
BostonBillings
BOS Boston Logan Intl - BIL Billings Logan Intl
BOSBIL
Boston Logan Intl
Tue 9/1
5:08 pm-10:07 pm
1 stop6h 59m
Billings Logan Intl
Sat 9/5
11:43 am-9:58 pm
1 stop8h 15m
$414
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-BIL
BOS-FCA
BOS-MSO
BOS-HLN
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-BIL
BOS-FCA
BOS-MSO
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 $400). Flying from Boston to Montana in December is currently the most expensive (average of $588). 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 BOS to MT?
Find hourly flight availability from Boston to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2026.
When flying from Boston to Montana, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 $386 and $614 in October.The cheapest round-trip price found within the last 5 days was $293 on Southwest (Oct 30-Nov 2).
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 39 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 August 13, 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.
Food
7.0
Crew
8.5
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Crew
8.5
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Crew
8.5
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Crew
8.5
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Crew
8.5
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Crew
8.5
Boarding
8.1
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
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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 August 13, 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 2,558,603 searches. Data last updated August 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$173 | Average$485 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$178 | Average$521 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$210 | Average$488 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$237 | Average$590 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$296 | Average$557 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$364 | Average$508 | FlexibilityNo cancel fee | On-time63% |