$159+ 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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BZN
Jun 12 — Jun 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 May 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 May 13, 2026.
This American Airlines deal was found by Cheapflights users on 5/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/218:19 am
BOS
- BZN
2 stops9h 54m
American Airlines
Tue 7/286:44 am
BZN
- BOS
1 stop10h 36m
American Airlines
Deal found 5/11![American Airlines logo]()
$332
This American Airlines deal was found by Cheapflights users on 5/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:00 am
BOS
- BZN
1 stop8h 34m
American Airlines
Wed 7/296:44 am
BZN
- BOS
1 stop10h 36m
American Airlines
Deal found 5/11![American Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Sat 9/512:00 pm
BOS
- BZN
2 stops10h 37m
American Airlines
Thu 9/101:35 pm
BZN
- BOS
1 stop6h 53m
American Airlines
Deal found 5/12![American Airlines logo]()
$342
This Southwest deal was found by Cheapflights users on 5/10. 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.
Wed 9/169:25 am
BOS
- BZN
1 stop7h 15m
Southwest
Mon 9/213:30 pm
BZN
- BOS
1 stop7h 00m
Southwest
Deal found 5/10![Southwest logo]()
$347
This Super.com deal was found by Cheapflights users on 5/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Thu 8/2712:37 pm
BZN
- BOS
Nonstop4h 29m
JetBlue
Deal found 5/10![JetBlue logo]()
$348
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:35 am
BOS
- BIL
1 stop9h 13m
Delta
Sun 9/206:25 pm
BIL
- BOS
1 stop9h 44m
Delta
Deal found 5/12![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 5/12. 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.
Wed 9/169:25 am
BOS
- BZN
1 stop7h 15m
Southwest
Sun 9/2012:05 pm
BZN
- BOS
1 stop15h 55m
Southwest
Deal found 5/12![Southwest logo]()
$352
This JetBlue deal was found by Cheapflights users on 5/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/148:48 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Tue 6/2312:42 pm
BZN
- BOS
Nonstop4h 29m
JetBlue
Deal found 5/10![JetBlue logo]()
$353
This Delta deal was found by Cheapflights users on 5/11. 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 8/221:20 pm
BOS
- BIL
2 stops11h 16m
Delta
Fri 8/286:34 pm
BIL
- BOS
1 stop9h 56m
Delta
Deal found 5/11![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 5/11. 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.
Wed 6/36:10 am
BOS
- WYS
1 stop8h 15m
Delta
Sat 6/611:15 am
WYS
- BOS
2 stops12h 13m
Delta
Deal found 5/11![Delta logo]()
$354
This American Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/512:39 pm
BOS
- BZN
1 stop10h 04m
American Airlines
Tue 6/96:45 am
BZN
- BOS
1 stop10h 35m
American Airlines
Deal found 5/7![American Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 5/11. 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.
Thu 10/225:40 am
BOS
- FCA
1 stop8h 49m
Delta
Fri 10/301:29 pm
FCA
- BOS
1 stop8h 24m
Delta
Deal found 5/11![Delta logo]()
$357
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 May 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 May 13, 2026.
This American Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:30 am
BOS
- FCA
2 stops11h 33m
American Airlines
Sat 6/61:20 pm
FCA
- BOS
1 stop9h 08m
American Airlines
Deal found 5/7![American Airlines logo]()
$362
This Delta deal was found by Cheapflights users on 5/11. 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.
Tue 6/26:10 am
BOS
- FCA
1 stop8h 29m
Delta
Tue 6/96:10 pm
FCA
- BOS
2 stops12h 57m
Delta
Deal found 5/11![Delta logo]()
$362
This United Airlines deal was found by Cheapflights users on 5/10. 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 6/57:19 am
BOS
- BZN
1 stop9h 53m
United Airlines
Tue 6/94:25 pm
BZN
- BOS
1 stop6h 49m
United Airlines
Deal found 5/10![United Airlines logo]()
$389
This Southwest deal was found by Cheapflights users on 5/8. 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.
Wed 7/292:25 pm
BOS
- BZN
2 stops10h 15m
Southwest
Wed 8/53:25 pm
BZN
- BOS
1 stop6h 40m
Southwest
Deal found 5/8![Southwest logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:11 pm
BOS
- HLN
1 stop22h 55m
Alaska Airlines
Tue 6/94:43 pm
HLN
- BOS
1 stop12h 57m
Alaska Airlines
Deal found 5/9![Alaska Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 5/8. 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.
Wed 7/292:12 pm
BOS
- BIL
2 stops11h 08m
Delta
Wed 8/511:51 am
BIL
- BOS
2 stops10h 07m
Delta
Deal found 5/8![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 5/8. 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 5/297:30 am
BOS
- WYS
2 stops10h 32m
United Airlines
Tue 6/22:19 pm
WYS
- BOS
2 stops8h 55m
United Airlines
Deal found 5/8![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 5/8. 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 5/306:10 am
BOS
- GTF
1 stop8h 17m
Delta
Sat 6/66:19 pm
GTF
- BOS
2 stops12h 48m
Delta
Deal found 5/8![Delta logo]()
$374
This Expedia deal was found by Cheapflights users on 5/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
BOS
- OLF
2 stops15h 22m
Multiple Airlines
Wed 5/271:10 pm
OLF
- BOS
2 stops16h 31m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$849
This Alaska Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:00 am
BOS
- BZN
1 stop9h 12m
Alaska Airlines
Sat 6/68:00 am
BZN
- BOS
1 stop13h 59m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$453
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:10 am
BOS
- FCA
2 stops11h 17m
Delta
Mon 6/86:10 pm
FCA
- BOS
2 stops12h 57m
Delta
Deal found 5/10![Delta logo]()
$384
This Southwest deal was found by Cheapflights users on 5/9. 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.
Fri 6/56:25 am
BOS
- BZN
1 stop14h 10m
Southwest
Mon 6/86:35 am
BZN
- BOS
2 stops9h 30m
Southwest
Deal found 5/9![Southwest logo]()
$483
This United Airlines deal was found by Cheapflights users on 5/8. 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 5/232:40 pm
BOS
- COD
2 stops10h 03m
United Airlines
Wed 5/271:54 pm
COD
- BOS
2 stops9h 20m
United Airlines
Deal found 5/8![United Airlines logo]()
$449
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Tue 5/268:15 am
BOS
- MSO
1 stop9h 59m
American Airlines
Sat 5/304:44 pm
MSO
- BOS
1 stop12h 21m
American Airlines
Deal found 5/12![American Airlines logo]()
$515
This Southwest deal was found by Cheapflights users on 5/8. 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.
Wed 7/152:30 pm
BOS
- BZN
2 stops10h 10m
Southwest
Tue 7/216:40 am
BZN
- BOS
2 stops9h 05m
Southwest
Deal found 5/8![Southwest logo]()
$485
This Delta deal was found by Cheapflights users on 5/8. 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 5/233:15 pm
BOS
- GTF
2 stops9h 11m
Delta
Wed 5/276:19 pm
GTF
- BOS
1 stop10h 01m
Delta
Deal found 5/8![Delta logo]()
$414
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Wed 6/109:50 am
BOS
- BTM
2 stops14h 40m
United Airlines
Tue 6/1610:15 am
BTM
- BOS
2 stops11h 06m
United Airlines
Deal found 5/12![United Airlines logo]()
$458
This Alaska Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/56:00 am
BOS
- MSO
2 stops19h 59m
Alaska Airlines
Mon 6/87:45 am
MSO
- BOS
2 stops19h 59m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$544
This Delta deal was found by Cheapflights users on 5/8. 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.
Thu 6/115:50 pm
BOS
- FCA
1 stop7h 48m
Delta
Mon 6/156:10 pm
FCA
- BOS
2 stops12h 57m
Delta
Deal found 5/8![Delta logo]()
$418
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Tue 7/143:10 pm
BOS
- BTM
1 stop9h 20m
United Airlines
Tue 7/2110:15 am
BTM
- BOS
2 stops11h 44m
United Airlines
Deal found 5/8![United Airlines logo]()
$467
This Southwest deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3110:30 am
BOS
- BZN
2 stops10h 05m
Southwest
Sat 8/87:10 am
BZN
- BOS
1 stop9h 20m
Southwest
Deal found 5/7![Southwest logo]()
$556
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Thu 6/46:00 am
BOS
- FCA
1 stop7h 29m
United Airlines
Tue 6/912:35 pm
FCA
- BOS
1 stop8h 46m
United Airlines
Deal found 5/11![United Airlines logo]()
$467
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 7/37:44 pm
BOS
- BIL
1 stop19h 21m
Alaska Airlines
Sat 7/111:45 pm
BIL
- BOS
1 stop8h 14m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$567
This Southwest deal was found by Cheapflights users on 5/11. 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.
Thu 8/62:15 pm
BOS
- BZN
2 stops10h 10m
Southwest
Fri 8/148:35 am
BZN
- BOS
2 stops11h 15m
Southwest
Deal found 5/11![Southwest logo]()
$568
This Delta deal was found by Cheapflights users on 5/8. 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.
Thu 8/67:12 am
BOS
- BZN
1 stop9h 25m
Delta
Wed 8/123:55 pm
BZN
- BOS
1 stop6h 03m
Delta
Deal found 5/8![Delta logo]()
$477
This Alaska Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:00 am
BOS
- BIL
1 stop10h 54m
Alaska Airlines
Sat 6/133:43 pm
BIL
- BOS
1 stop12h 37m
Alaska Airlines
Deal found 5/9![Alaska Airlines logo]()
$579
This United Airlines deal was found by Cheapflights users on 5/10. 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.
Wed 5/276:00 am
BOS
- FCA
3 stops12h 11m
United Airlines
Mon 6/810:42 am
FCA
- BOS
2 stops12h 32m
United Airlines
Deal found 5/10![United Airlines logo]()
$499
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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.
Wed 5/277:20 am
BOS
- HLN
1 stop10h 46m
Alaska Airlines
Sun 5/314:43 pm
HLN
- BOS
1 stop12h 58m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$611
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Wed 6/107:45 am
BOS
- WYS
1 stop7h 47m
United Airlines
Wed 6/172:19 pm
WYS
- BOS
2 stops8h 55m
United Airlines
Deal found 5/8![United Airlines logo]()
$508
This Delta deal was found by Cheapflights users on 5/8. 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 5/165:51 am
BOS
- FCA
1 stop9h 42m
Delta
Sat 5/235:13 am
FCA
- BOS
2 stops12h 02m
Delta
Deal found 5/8![Delta logo]()
$519
Last-minute flights from Boston to MontanaDiscover last-minute flight deals from Boston to Montana. Data last updated May 13, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Montana. Data last updated May 13, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/292:33 pm
BOS
- BIL
2 stops10h 41m
Delta
Sat 6/66:19 pm
BIL
- BOS
1 stop9h 46m
Delta
Deal found 5/8![Delta logo]()
$364
This American Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3010:35 am
BOS
- FCA
1 stop7h 28m
American Airlines
Sat 6/61:20 pm
FCA
- BOS
1 stop7h 19m
American Airlines
Deal found 5/7![American Airlines logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Mon 6/17:11 pm
BOS
- BIL
1 stop20h 10m
Alaska Airlines
Tue 6/92:01 pm
BIL
- BOS
1 stop15h 39m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 5/12. 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 6/23:08 pm
BOS
- BZN
1 stop9h 35m
United Airlines
Thu 6/44:25 pm
BZN
- BOS
1 stop6h 49m
United Airlines
Deal found 5/12![United Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 5/8. 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 6/26:10 am
BOS
- FCA
1 stop8h 29m
Delta
Tue 6/912:22 pm
FCA
- BOS
1 stop9h 27m
Delta
Deal found 5/8![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 5/11. 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.
Wed 6/36:10 am
BOS
- WYS
1 stop8h 15m
Delta
Sat 6/611:15 am
WYS
- BOS
2 stops12h 13m
Delta
Deal found 5/11![Delta logo]()
$354
This American Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/512:39 pm
BOS
- BZN
1 stop10h 04m
American Airlines
Tue 6/96:45 am
BZN
- BOS
1 stop10h 35m
American Airlines
Deal found 5/7![American Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 5/8. 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 6/86:05 am
BOS
- BZN
1 stop7h 12m
Delta
Sat 6/1312:16 pm
BZN
- BOS
Nonstop4h 29m
Delta
Deal found 5/8![Delta logo]()
$362
This Expedia deal was found by Cheapflights users on 5/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/87:11 pm
BOS
- BZN
1 stop17h 52m
Multiple Airlines
Mon 6/1512:42 pm
BZN
- BOS
Nonstop4h 29m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/126:05 am
BOS
- BZN
1 stop7h 13m
Delta
Sun 6/141:58 pm
BZN
- BOS
Nonstop4h 27m
Delta
Deal found 5/8![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/127:15 am
BOS
- BZN
1 stop9h 33m
Delta
Wed 6/176:00 am
BZN
- BOS
1 stop5h 55m
Delta
Deal found 5/11![Delta logo]()
$347
This JetBlue deal was found by Cheapflights users on 5/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/148:48 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Tue 6/2312:42 pm
BZN
- BOS
Nonstop4h 29m
JetBlue
Deal found 5/10![JetBlue logo]()
$353
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 May 13, 2026.
Search for one-way flight options from Boston to Montana. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 5/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/148:48 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Deal found 5/12![JetBlue logo]()
$159
This Southwest deal was found by Cheapflights users on 5/10. 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 6/94:45 pm
BOS
- BZN
1 stop7h 55m
Southwest
Deal found 5/10![Southwest logo]()
$164
This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/226:00 am
BOS
- BZN
1 stop11h 25m
American Airlines
Deal found 5/8![American Airlines logo]()
$169
This Delta deal was found by Cheapflights users on 5/11. 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.
Sun 7/55:55 am
BOS
- BZN
1 stop6h 27m
Delta
Deal found 5/11![Delta logo]()
$174
This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:00 am
BOS
- BZN
2 stops11h 13m
American Airlines
Deal found 5/8![American Airlines logo]()
$179
This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
BOS
- FCA
1 stop11h 00m
American Airlines
Deal found 5/8![American Airlines logo]()
$179
This JetBlue deal was found by Cheapflights users on 5/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Deal found 5/11![JetBlue logo]()
$189
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Mon 8/247:59 pm
BOS
- GTF
1 stop22h 39m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$190
This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/22:27 pm
BOS
- BZN
1 stop8h 17m
American Airlines
Deal found 5/8![American Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2912:04 pm
BOS
- BZN
2 stops29h 54m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$197
This Delta deal was found by Cheapflights users on 5/8. 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 6/23:55 pm
BOS
- BZN
1 stop9h 24m
Delta
Deal found 5/8![Delta logo]()
$199
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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.
Tue 5/266:00 am
BOS
- BIL
1 stop10h 54m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$200
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 May 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $332 (American Airlines) |
One-way from | $159 (Cheapflightsfares) |
Popular in | December |
Cheapest in | November |
Average price | $446 |
Good round-trip deal | $412 or less |
Good one-way deal | $168 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 May 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
BostonKalispell
BOS - FCA
BOSFCA
Boston Logan Intl
Mon 6/1
6:30 am-4:03 pm
2 stops11h 33m
Kalispell Glacier Park
Sat 6/6
1:20 pm-12:28 am
1 stop9h 08m
$362
BostonKalispell
BOS - FCA
BOSFCA
Boston Logan Intl
Tue 6/2
6:10 am-12:39 pm
1 stop8h 29m
Kalispell Glacier Park
Tue 6/9
6:10 pm-9:07 am
2 stops12h 57m
$362
BostonBillings
BOS - BIL
BOSBIL
Boston Logan Intl
Wed 7/29
2:12 pm-11:20 pm
2 stops11h 08m
Billings Logan Intl
Wed 8/5
11:51 am-11:58 pm
2 stops10h 07m
$369
BostonGreat Falls
BOS - GTF
BOSGTF
Boston Logan Intl
Sat 5/30
6:10 am-12:27 pm
1 stop8h 17m
Great Falls
Sat 6/6
6:19 pm-9:07 am
2 stops12h 48m
$374
BostonKalispell
BOS - FCA
BOSFCA
Boston Logan Intl
Wed 5/27
8:10 am-5:27 pm
2 stops11h 17m
Kalispell Glacier Park
Mon 6/8
6:10 pm-9:07 am
2 stops12h 57m
$384
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Fri 6/5
7:19 am-3:12 pm
1 stop9h 53m
Bozeman Gallatin Field
Tue 6/9
4:25 pm-1:14 am
1 stop6h 49m
$389
BostonWest Yellowstone
BOS - WYS
BOSWYS
Boston Logan Intl
Fri 5/29
7:30 am-4:02 pm
2 stops10h 32m
West Yellowstone
Tue 6/2
2:19 pm-1:14 am
2 stops8h 55m
$389
BostonGreat Falls
BOS - GTF
BOSGTF
Boston Logan Intl
Sat 5/23
3:15 pm-10:26 pm
2 stops9h 11m
Great Falls
Wed 5/27
6:19 pm-6:20 am
1 stop10h 01m
$414
BostonKalispell
BOS - FCA
BOSFCA
Boston Logan Intl
Thu 6/11
5:50 pm-11:38 pm
1 stop7h 48m
Kalispell Glacier Park
Mon 6/15
6:10 pm-9:07 am
2 stops12h 57m
$418
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Wed 7/29
2:25 pm-10:40 pm
2 stops10h 15m
Bozeman Gallatin Field
Wed 8/5
3:25 pm-12:05 am
1 stop6h 40m
$422
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-FCA
BOS-GTF
BOS-BIL
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-FCA
BOS-GTF
BOS-BIL
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 53 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.
What is the cheapest month to book a flight from Boston to Montana?
Currently, December is the cheapest month in which you can book a flight from Boston to Montana (average of $127). Flying from Boston to Montana in June is currently the most expensive (average of $1,191). 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?
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 May 13, 2026.
Read reviews from past customers who have flown Southwest,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.
Entertainment
7.5
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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
Complete your trip to Montana by adding a car rental and/or hotel reservation to your travel itinerary.
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 May 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 May 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$148 | Average$447 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$176 | Average$521 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$234 | Average$455 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$237 | Average$583 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$263 | Average$503 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$290 | Average$497 | FlexibilityNo cancel fee | On-time75% |