$160+ Cheap flights from Montana to Boston (BOS)
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.
BZN — BOS
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Montana to Boston 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 Montana to BostonExplore the most affordable flight options available from Montana to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Montana to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/33:30 pm -
1 stop6h 15m
Tue 12/85:00 am -
1 stop7h 35m
Deal found 10/29![Southwest logo]()
$319
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/43:30 pm -
1 stop6h 15m
Mon 12/71:20 pm -
2 stops11h 10m
Deal found 10/29![Southwest logo]()
$344
This Southwest deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” 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 12/33:30 pm -
1 stop6h 15m
Sun 12/65:00 am -
1 stop7h 30m
Deal found 10/27![Southwest logo]()
$353
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 12/1111:05 am -
2 stops10h 20m
Sun 1/105:10 am -
1 stop7h 40m
Deal found 10/26![Southwest logo]()
$378
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 12/156:32 pm -
1 stop9h 47m
Wed 1/610:05 am -
Nonstop5h 21m
Deal found 10/28![Delta logo]()
$383
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/198:14 am -
1 stop9h 15m
Sat 1/93:00 pm -
1 stop8h 36m
Deal found 10/29![United Airlines logo]()
$387
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 12/16:19 pm -
1 stop10h 00m
Sat 12/54:35 pm -
1 stop7h 54m
Deal found 10/28![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 12/36:16 pm -
1 stop10h 03m
Mon 12/75:35 am -
1 stop9h 31m
Deal found 10/26![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 12/32:42 pm -
1 stop7h 16m
Mon 12/71:35 pm -
2 stops10h 16m
Deal found 10/26![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:45 pm -
1 stop7h 05m
Tue 11/249:12 am -
2 stops14h 26m
Deal found 10/29![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 12/1912:46 pm -
1 stop7h 13m
Sat 1/99:30 am -
2 stops10h 57m
Deal found 10/28![United Airlines logo]()
$417
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 12/16:25 pm -
1 stop9h 54m
Wed 12/96:05 am -
1 stop8h 34m
Deal found 10/25![Delta logo]()
$419
Best flights from Montana to BostonDiscover carefully curated flight deals from Montana to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Montana to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Southwest deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” 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 12/33:30 pm -
1 stop6h 15m
Sun 12/65:35 am -
2 stops11h 50m
Deal found 10/27![Southwest logo]()
$358
This Delta deal was found by Cheapflights users on 10/29. 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.
Thu 4/16:20 pm -
1 stop9h 51m
Tue 4/66:00 am -
1 stop8h 27m
Deal found 10/29![Delta logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” 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 2/55:00 pm -
1 stop10h 40m
Mon 2/87:00 am -
1 stop11h 23m
Deal found 10/27![Alaska Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 12/36:15 am -
2 stops11h 25m
Mon 12/71:35 pm -
2 stops10h 16m
Deal found 10/26![United Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” 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 4/61:10 pm -
1 stop8h 39m
Mon 4/126:00 am -
1 stop8h 27m
Deal found 10/27![Delta logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 1/265:00 pm -
1 stop10h 40m
Sat 1/307:00 am -
1 stop11h 23m
Deal found 10/28![Alaska Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 12/1111:05 am -
2 stops10h 40m
Sun 1/101:15 pm -
2 stops10h 50m
Deal found 10/26![Southwest logo]()
$448
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 1/106:28 pm -
1 stop9h 41m
Sat 1/1611:29 am -
1 stop10h 26m
Deal found 10/28![Delta logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 11/126:30 am -
2 stops8h 54m
Mon 11/1611:55 am -
2 stops11h 43m
Deal found 10/28![United Airlines logo]()
$469
This Alaska Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” 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 2/57:09 pm -
1 stop8h 31m
Mon 2/87:00 am -
1 stop9h 12m
Deal found 10/27![Alaska Airlines logo]()
$455
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 12/16:25 pm -
1 stop9h 54m
Wed 12/96:05 am -
1 stop8h 34m
Deal found 10/25![Delta logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” 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 11/115:00 am -
1 stop6h 42m
Sun 11/157:15 am -
1 stop8h 14m
Deal found 10/27![United Airlines logo]()
$476
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 11/133:35 pm -
1 stop6h 09m
Mon 11/167:15 am -
1 stop9h 25m
Deal found 10/25![Delta logo]()
$439
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 11/217:15 pm -
2 stops10h 50m
Sat 12/511:35 am -
2 stops11h 55m
Deal found 10/26![Southwest logo]()
$536
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 12/196:10 am -
2 stops11h 19m
Sat 1/99:30 am -
2 stops10h 57m
Deal found 10/28![United Airlines logo]()
$499
This Alaska Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 12/17:01 am -
2 stops32h 08m
Wed 12/97:00 am -
1 stop11h 00m
Deal found 10/25![Alaska Airlines logo]()
$525
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 12/191:10 pm -
1 stop8h 48m
Fri 1/810:05 am -
Nonstop5h 21m
Deal found 10/28![Delta logo]()
$445
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 11/122:37 pm -
1 stop7h 13m
Mon 11/1611:55 am -
2 stops11h 52m
Deal found 10/28![United Airlines logo]()
$504
This Expedia deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” 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.
Thu 11/57:41 am -
1 stop14h 17m
Tue 11/105:44 pm -
1 stop20h 31m
Deal found 10/27![Alaska Airlines logo]()
$529
This Delta deal was found by Cheapflights users on 10/30. 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 12/296:39 pm -
1 stop9h 50m
Sun 1/35:40 am -
1 stop10h 32m
Deal found 10/30![Delta logo]()
$455
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/262:32 pm -
1 stop7h 12m
Sat 1/307:00 am -
1 stop8h 36m
Deal found 10/29![United Airlines logo]()
$508
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 12/126:00 am -
1 stop6h 00m
Sun 1/103:05 pm -
1 stop7h 33m
Deal found 10/26![Delta logo]()
$455
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 12/193:21 pm -
1 stop6h 38m
Fri 1/87:15 am -
2 stops10h 17m
Deal found 10/28![United Airlines logo]()
$512
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 12/244:18 pm -
2 stops22h 26m
Fri 1/17:00 am -
1 stop10h 41m
Deal found 10/29![Alaska Airlines logo]()
$589
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 11/192:30 pm -
1 stop8h 38m
Mon 11/236:05 am -
1 stop8h 00m
Deal found 10/28![Delta logo]()
$455
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/212:52 pm -
2 stops9h 07m
Wed 2/38:30 am -
1 stop10h 22m
Deal found 10/29![United Airlines logo]()
$512
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 1/316:28 pm -
1 stop9h 47m
Wed 2/37:45 am -
2 stops14h 10m
Deal found 10/28![Delta logo]()
$457
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 1/272:38 pm -
1 stop7h 06m
Sat 1/303:00 pm -
1 stop8h 15m
Deal found 10/25![United Airlines logo]()
$519
This Delta deal was found by Cheapflights users on 10/29. 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.
Wed 11/1112:25 pm -
1 stop9h 32m
Mon 11/167:15 am -
1 stop9h 25m
Deal found 10/29![Delta logo]()
$479
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” 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 11/145:00 am -
2 stops8h 50m
Sat 11/213:05 pm -
1 stop8h 09m
Deal found 10/27![United Airlines logo]()
$541
Last-minute flights from Montana to BostonDiscover last-minute flight deals from Montana to Boston. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Boston. Data last updated October 30, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” 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 11/1112:25 pm -
1 stop9h 32m
Mon 11/167:15 am -
1 stop9h 25m
Deal found 10/27![Delta logo]()
$439
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:05 pm -
1 stop7h 10m
Mon 11/165:00 am -
1 stop7h 35m
Deal found 10/29![Southwest logo]()
$461
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 11/122:45 pm -
1 stop7h 05m
Mon 11/169:12 am -
2 stops14h 26m
Deal found 10/28![United Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 10/29. 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.
Fri 11/136:19 pm -
1 stop10h 01m
Tue 11/1711:00 am -
1 stop8h 39m
Deal found 10/29![Delta logo]()
$458
This Delta deal was found by Cheapflights users on 10/29. 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.
Fri 11/136:34 am -
1 stop8h 10m
Tue 11/1711:00 am -
1 stop8h 49m
Deal found 10/29![Delta logo]()
$469
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” 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 11/146:29 pm -
1 stop9h 51m
Sat 11/2111:00 am -
1 stop8h 49m
Deal found 10/27![Delta logo]()
$434
This Southwest deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 11/178:05 am -
1 stop6h 45m
Wed 12/25:00 am -
1 stop7h 35m
Deal found 10/28![Southwest logo]()
$427
This Delta deal was found by Cheapflights users on 10/29. 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 11/171:07 pm -
1 stop8h 50m
Sat 12/54:35 pm -
1 stop8h 02m
Deal found 10/29![Delta logo]()
$459
This Delta deal was found by Cheapflights users on 10/29. 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.
Thu 11/191:39 pm -
1 stop8h 05m
Mon 11/235:45 am -
1 stop8h 29m
Deal found 10/29![Delta logo]()
$455
This Delta deal was found by Cheapflights users on 10/29. 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.
Sat 11/211:21 pm -
1 stop8h 36m
Tue 11/246:05 am -
1 stop8h 36m
Deal found 10/29![Delta logo]()
$388
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:45 pm -
1 stop7h 05m
Tue 11/249:12 am -
2 stops14h 26m
Deal found 10/29![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 11/252:37 pm -
1 stop7h 13m
Wed 12/26:00 am -
1 stop7h 33m
Deal found 10/28![United Airlines logo]()
$400
One-way flights from Montana to BostonSearch for one-way flight options from Montana to Boston. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Montana to Boston. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 11/173:30 pm -
1 stop6h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Southwest logo]()
$160
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:05 am -
2 stops11h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Southwest logo]()
$165
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/113:05 pm -
1 stop6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Southwest logo]()
$168
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/311:30 am -
2 stops10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Southwest logo]()
$173
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2211:43 am -
1 stop9h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![United Airlines logo]()
$194
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/136:30 am -
2 stops11h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![United Airlines logo]()
$199
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/236:10 am -
1 stop7h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![United Airlines logo]()
$200
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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 12/125:30 am -
1 stop8h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Delta logo]()
$203
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” 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 2/187:10 am -
1 stop7h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![United Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 12/191:17 pm -
1 stop8h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$210
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” 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.
Thu 2/1111:45 am -
Nonstop4h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![JetBlue logo]()
$216
This Delta deal was found by Cheapflights users on 10/29. 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.
Mon 12/2112:18 pm -
Nonstop4h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Delta logo]()
$218
Find flight deals from Montana to Boston
Keep the following information in mind while searching for Montana to Boston flight deals. Data was last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $319 (Southwest) |
One-way from | $160 (Southwest) |
Popular in | November |
Cheapest in | February |
Average price | $548 |
Good round-trip deal | $268 or less |
Good one-way deal | $2,773 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to Boston 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 October 30, 2026.
Use the filters below to find and compare flights from Montana to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Wed 12/2
3:30 pm-11:45 pm
1 stop6h 15m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$160
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Thu 12/3
3:30 pm-11:45 pm
1 stop6h 15m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$160
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Mon 1/11
3:05 pm-11:45 pm
1 stop6h 40m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$168
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Wed 2/3
11:30 am-11:45 pm
2 stops10h 15m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$173
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Wed 1/27
12:52 pm-9:53 pm
1 stop7h 01m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$194
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Tue 12/22
11:43 am-10:50 pm
1 stop9h 07m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$194
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Fri 2/26
7:10 am-5:55 pm
1 stop8h 45m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$194
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Sun 12/13
6:30 am-7:40 pm
2 stops11h 10m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$199
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Mon 1/11
7:30 am-6:30 pm
2 stops9h 00m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$199
KalispellBoston
FCA Kalispell Glacier Park - BOS Boston Logan Intl
FCABOS
Kalispell Glacier Park
Sat 1/23
6:10 am-3:39 pm
1 stop7h 29m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$200
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Montana to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Montana with our price prediction graph.
GTF-BOS
BZN-BOS
BIL-BOS
FCA-BOS
HLN-BOS
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 Boston
USMT-BOS
GTF-BOS
BZN-BOS
BIL-BOS
FCA-BOS
What is the cheapest month to book a flight from Montana to Boston?
Currently, February is the cheapest month in which you can book a flight from Montana to Boston (average of $334). Flying from Montana to Boston in November is currently the most expensive (average of $679). 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 Montana to Boston?
Airfare is below average for this route at the moment.
Montana to Boston flights typically cost between $598 and $812 in December.The cheapest round-trip price found within the last 5 days was $319 on Southwest (Dec 3-Dec 8).
How far ahead should I book a flight from Montana to Boston?
To ensure you get the cheapest price possible for a flight from Montana to Boston, you should look to book at least 65 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.
Related info for your journey
Find useful and relevant information for your journey from Montana to Boston. 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 Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Concord
Cambridge
Brockton
Dedham
Cranston
Warwick
Pawtucket
Peabody
Fitchburg
Londonderry
York Beach
Revere
North Falmouth
Chelsea
Swansea
Braintree
Auburn
Sandwich
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
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Alternative routes for Montana to Boston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Complete your trip
Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Montana to Boston by cabin class
Find flights from Montana to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and Boston flights
Browse other Montana and Boston flight options. Last updated on October 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Montana to Boston flights
Consider these flights traveling from Montana to Boston.
Top 6 airlines flying from Montana to Boston
Discover the top 6 airlines that operate flights from Montana to Boston. 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 October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$197 | Average$563 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$217 | Average$474 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$219 | Average$628 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$296 | Average$568 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$360 | Average$488 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$366 | Average$539 | FlexibilityNo cancel fee | On-time63% |