$146+ 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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BZN
Jul 23 — Jul 301
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 June 23, 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 June 23, 2026.
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 8/187:10 am
BOS
- BZN
1 stop9h 40m
Delta
Fri 8/286:19 am
BZN
- BOS
1 stop8h 46m
Delta
Deal found 6/23![Delta logo]()
$327
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 9/510:38 am
BOS
- BZN
1 stop10h 04m
United Airlines
Wed 9/94:23 pm
BZN
- BOS
1 stop6h 47m
United Airlines
Deal found 6/23![United Airlines logo]()
$332
This United Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 8/188:05 am
BOS
- BZN
2 stops9h 25m
United Airlines
Wed 8/264:30 pm
BZN
- BOS
1 stop6h 41m
United Airlines
Deal found 6/22![United Airlines logo]()
$345
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:05 am
BOS
- BIL
1 stop8h 12m
Delta
Sat 9/126:20 am
BIL
- BOS
1 stop9h 05m
Delta
Deal found 6/19![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:30 am
BOS
- BZN
2 stops9h 53m
United Airlines
Wed 9/94:23 pm
BZN
- BOS
1 stop6h 47m
United Airlines
Deal found 6/23![United Airlines logo]()
$350
This United Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:05 am
BOS
- BZN
1 stop10h 18m
United Airlines
Thu 8/274:30 pm
BZN
- BOS
1 stop6h 41m
United Airlines
Deal found 6/20![United Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 9/510:33 am
BOS
- BZN
Nonstop5h 02m
Delta
Wed 9/96:31 pm
BZN
- BOS
1 stop9h 59m
Delta
Deal found 6/23![Delta logo]()
$352
This Super.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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.
Tue 8/45:01 am
BOS
- BZN
1 stop7h 25m
JetBlue
Tue 8/1111:22 am
BZN
- BOS
1 stop10h 37m
JetBlue
Deal found 6/21![JetBlue logo]()
$353
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:08 pm
BOS
- BIL
1 stop7h 45m
United Airlines
Sat 9/125:00 am
BIL
- BOS
2 stops9h 48m
United Airlines
Deal found 6/19![United Airlines logo]()
$354
This Cheapflightsfares deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 8/115:01 am
BOS
- BZN
1 stop7h 26m
JetBlue
Thu 8/2011:22 am
BZN
- BOS
1 stop10h 37m
JetBlue
Deal found 6/21![JetBlue logo]()
$354
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/73:25 pm
BOS
- BZN
1 stop7h 42m
United Airlines
Wed 11/1110:41 am
BZN
- BOS
1 stop9h 14m
United Airlines
Deal found 6/19![United Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:05 am
BOS
- BIL
1 stop8h 12m
Delta
Wed 9/96:33 pm
BIL
- BOS
1 stop9h 57m
Delta
Deal found 6/19![Delta logo]()
$363
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 June 23, 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 June 23, 2026.
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 9/510:33 am
BOS
- BZN
Nonstop5h 02m
Delta
Sat 9/126:17 am
BZN
- BOS
1 stop9h 08m
Delta
Deal found 6/22![Delta logo]()
$352
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:10 pm
BOS
- BIL
1 stop7h 50m
United Airlines
Sat 9/195:00 am
BIL
- BOS
2 stops9h 48m
United Airlines
Deal found 6/19![United Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 9/92:45 pm
BOS
- BZN
2 stops9h 40m
Southwest
Tue 9/156:55 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 6/21![Southwest logo]()
$416
This Alaska Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 9/179:33 am
BOS
- BIL
1 stop31h 29m
Alaska Airlines
Mon 9/213:42 pm
BIL
- BOS
1 stop12h 27m
Alaska Airlines
Deal found 6/21![Alaska Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 10/46:05 am
BOS
- GTF
1 stop8h 30m
Delta
Tue 10/136:20 pm
GTF
- BOS
1 stop9h 51m
Delta
Deal found 6/23![Delta logo]()
$368
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:05 am
BOS
- BZN
1 stop9h 18m
United Airlines
Thu 8/204:30 pm
BZN
- BOS
1 stop6h 41m
United Airlines
Deal found 6/23![United Airlines logo]()
$370
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 9/186:05 am
BOS
- GTF
1 stop8h 30m
Delta
Sat 9/261:15 pm
GTF
- BOS
1 stop8h 38m
Delta
Deal found 6/23![Delta logo]()
$388
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:30 am
BOS
- BZN
2 stops10h 05m
Southwest
Fri 8/213:30 pm
BZN
- BOS
1 stop7h 00m
Southwest
Deal found 6/19![Southwest logo]()
$427
This Alaska Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:00 am
BOS
- MSO
1 stop9h 50m
Alaska Airlines
Sat 10/312:06 pm
MSO
- BOS
1 stop7h 48m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$427
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 8/296:00 am
BOS
- FCA
1 stop7h 35m
United Airlines
Fri 9/43:58 pm
FCA
- BOS
1 stop7h 13m
United Airlines
Deal found 6/23![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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
BOS
- GTF
1 stop8h 30m
Delta
Wed 10/76:20 pm
GTF
- BOS
1 stop9h 51m
Delta
Deal found 6/23![Delta logo]()
$388
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/151:30 pm
BOS
- BZN
2 stops9h 45m
Southwest
Thu 8/203:30 pm
BZN
- BOS
1 stop7h 00m
Southwest
Deal found 6/19![Southwest logo]()
$439
This United Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:38 am
BOS
- FCA
1 stop10h 16m
United Airlines
Mon 8/313:58 pm
FCA
- BOS
1 stop7h 12m
United Airlines
Deal found 6/20![United Airlines logo]()
$407
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 8/2811:15 am
BOS
- FCA
1 stop8h 14m
Delta
Sat 9/56:20 am
FCA
- BOS
1 stop8h 45m
Delta
Deal found 6/21![Delta logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 9/47:12 am
BOS
- GTF
1 stop11h 26m
Alaska Airlines
Fri 9/115:19 pm
GTF
- BOS
1 stop12h 20m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$490
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 8/225:30 am
BOS
- BZN
2 stops12h 05m
Southwest
Wed 8/266:55 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 6/21![Southwest logo]()
$448
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 8/297:05 am
BOS
- FCA
2 stops10h 49m
United Airlines
Sat 9/53:58 pm
FCA
- BOS
1 stop7h 12m
United Airlines
Deal found 6/23![United Airlines logo]()
$414
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 7/95:55 pm
BOS
- BZN
1 stop7h 57m
Delta
Sun 7/192:27 pm
BZN
- BOS
Nonstop4h 33m
Delta
Deal found 6/21![Delta logo]()
$392
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 7/84:57 pm
BOS
- COD
1 stop7h 46m
United Airlines
Sat 7/1110:40 am
COD
- BOS
1 stop9h 19m
United Airlines
Deal found 6/23![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 11/65:40 am
BOS
- BZN
1 stop8h 24m
Delta
Mon 11/98:30 am
BZN
- BOS
1 stop9h 53m
Delta
Deal found 6/23![Delta logo]()
$397
This Alaska Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 12/87:08 am
BOS
- HLN
1 stop10h 23m
Alaska Airlines
Sat 12/124:08 pm
HLN
- BOS
1 stop13h 54m
Alaska Airlines
Deal found 6/21![Alaska Airlines logo]()
$546
This United Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 9/86:00 am
BOS
- BZN
1 stop8h 10m
United Airlines
Fri 9/184:25 pm
BZN
- BOS
1 stop11h 37m
United Airlines
Deal found 6/22![United Airlines logo]()
$432
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 9/2210:20 am
BOS
- GTF
2 stops14h 22m
Delta
Tue 9/291:15 pm
GTF
- BOS
1 stop8h 38m
Delta
Deal found 6/23![Delta logo]()
$402
This Alaska Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 9/1710:03 am
BOS
- HLN
1 stop8h 38m
Alaska Airlines
Sun 9/205:18 pm
HLN
- BOS
1 stop12h 21m
Alaska Airlines
Deal found 6/21![Alaska Airlines logo]()
$566
This United Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 9/197:45 am
BOS
- WYS
1 stop10h 21m
United Airlines
Sat 10/32:05 pm
WYS
- BOS
2 stops8h 54m
United Airlines
Deal found 6/21![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 9/122:54 pm
BOS
- BIL
1 stop7h 13m
Delta
Thu 9/176:33 pm
BIL
- BOS
1 stop9h 57m
Delta
Deal found 6/21![Delta logo]()
$414
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:10 pm
BOS
- MSO
1 stop8h 21m
United Airlines
Sat 9/1910:38 am
MSO
- BOS
2 stops11h 21m
United Airlines
Deal found 6/19![United Airlines logo]()
$451
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 9/16:18 pm
BOS
- FCA
1 stop7h 38m
Delta
Sat 9/56:20 am
FCA
- BOS
1 stop8h 45m
Delta
Deal found 6/22![Delta logo]()
$414
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:18 pm
BOS
- MSO
1 stop7h 29m
Delta
Tue 8/256:00 am
MSO
- BOS
1 stop6h 02m
Delta
Deal found 6/19![Delta logo]()
$421
This United Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:30 am
BOS
- GTF
2 stops14h 17m
United Airlines
Sat 10/316:30 am
GTF
- BOS
2 stops9h 25m
United Airlines
Deal found 6/21![United Airlines logo]()
$479
Last-minute flights from Boston to MontanaDiscover last-minute flight deals from Boston to Montana. Data last updated June 23, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Montana. Data last updated June 23, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 7/95:55 pm
BOS
- BZN
1 stop7h 57m
Delta
Sun 7/192:27 pm
BZN
- BOS
Nonstop4h 33m
Delta
Deal found 6/21![Delta logo]()
$392
This Cheapflightsfares deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/108:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Tue 7/1411:22 am
BZN
- BOS
1 stop10h 37m
JetBlue
Deal found 6/19![JetBlue logo]()
$380
This JetBlue deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/108:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Thu 7/1611:22 am
BZN
- BOS
1 stop10h 37m
JetBlue
Deal found 6/19![JetBlue logo]()
$388
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 7/146:45 pm
BOS
- BZN
1 stop7h 38m
Delta
Tue 7/213:53 pm
BZN
- BOS
1 stop6h 02m
Delta
Deal found 6/22![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 7/146:05 am
BOS
- BZN
1 stop7h 12m
Delta
Sun 7/192:27 pm
BZN
- BOS
Nonstop4h 33m
Delta
Deal found 6/21![Delta logo]()
$362
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:55 pm
BOS
- BIL
1 stop7h 35m
Delta
Sat 7/255:20 am
BIL
- BOS
1 stop9h 16m
Delta
Deal found 6/20![Delta logo]()
$411
This Cheapflightsfares deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/185:01 am
BOS
- BZN
1 stop7h 56m
JetBlue
Sat 7/2512:09 pm
BZN
- BOS
1 stop9h 50m
JetBlue
Deal found 6/20![JetBlue logo]()
$389
This Flysmarter deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/195:01 am
BOS
- BZN
1 stop7h 25m
JetBlue
Sat 7/2512:09 pm
BZN
- BOS
1 stop9h 50m
JetBlue
Deal found 6/22![JetBlue logo]()
$385
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 7/216:05 am
BOS
- BZN
1 stop7h 12m
Delta
Tue 7/288:25 am
BZN
- BOS
1 stop9h 18m
Delta
Deal found 6/22![Delta logo]()
$372
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 7/217:19 am
BOS
- BZN
1 stop9h 54m
United Airlines
Tue 7/284:24 pm
BZN
- BOS
1 stop6h 50m
United Airlines
Deal found 6/23![United Airlines logo]()
$396
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/258:15 am
BOS
- BZN
Nonstop5h 05m
Delta
Sun 8/22:27 pm
BZN
- BOS
Nonstop4h 33m
Delta
Deal found 6/19![Delta logo]()
$352
This Cheapflightsfares deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 7/285:01 am
BOS
- BZN
1 stop7h 25m
JetBlue
Tue 8/411:22 am
BZN
- BOS
1 stop10h 37m
JetBlue
Deal found 6/22![JetBlue logo]()
$354
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 June 23, 2026.
Search for one-way flight options from Boston to Montana. Find affordable one-way fares based on user searches. Data last updated June 23, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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.
Sat 8/299:45 am
BOS
- BZN
Nonstop4h 57m
JetBlue
Deal found 6/23![JetBlue logo]()
$146
This Expedia deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Deal found 6/19![JetBlue logo]()
$153
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 7/1910:25 am
BOS
- BZN
Nonstop5h 02m
Delta
Deal found 6/22![Delta logo]()
$154
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 8/195:51 am
BOS
- BZN
1 stop6h 30m
Delta
Deal found 6/23![Delta logo]()
$164
This American Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 10/65:24 am
BOS
- BZN
1 stop8h 50m
American Airlines
Deal found 6/23![American Airlines logo]()
$169
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:30 am
BOS
- BZN
2 stops10h 00m
United Airlines
Deal found 6/19![United Airlines logo]()
$174
This American Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 9/187:00 am
BOS
- BIL
1 stop6h 57m
American Airlines
Deal found 6/22![American Airlines logo]()
$182
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 8/307:30 am
BOS
- BZN
2 stops9h 53m
United Airlines
Deal found 6/23![United Airlines logo]()
$182
This United Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 8/188:05 am
BOS
- BZN
2 stops9h 25m
United Airlines
Deal found 6/21![United Airlines logo]()
$183
This Alaska Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 9/187:12 am
BOS
- GTF
1 stop11h 27m
Alaska Airlines
Deal found 6/22![Alaska Airlines logo]()
$184
This American Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 8/202:32 pm
BOS
- BZN
1 stop8h 05m
American Airlines
Deal found 6/23![American Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 9/231:00 pm
BOS
- BZN
2 stops33h 52m
Multiple Airlines
Deal found 6/23![Multiple Airlines 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 June 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $327 (Delta) |
One-way from | $146 (Cheapflightsfares) |
Popular in | December |
Cheapest in | November |
Average price | $480 |
Good round-trip deal | $432 or less |
Good one-way deal | $163 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 June 23, 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 - BZN
BOSBZN
Boston Logan Intl
Sat 9/5
10:33 am-1:35 pm
Nonstop5h 02m
Bozeman Gallatin Field
Sat 9/12
6:17 am-5:25 pm
1 stop9h 08m
$352
BostonBillings
BOS - BIL
BOSBIL
Boston Logan Intl
Tue 9/15
3:10 pm-9:00 pm
1 stop7h 50m
Billings Logan Intl
Sat 9/19
5:00 am-4:48 pm
2 stops9h 48m
$354
BostonGreat Falls
BOS - GTF
BOSGTF
Boston Logan Intl
Sun 10/4
6:05 am-12:35 pm
1 stop8h 30m
Great Falls
Tue 10/13
6:20 pm-6:11 am
1 stop9h 51m
$368
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Mon 8/17
8:05 am-3:23 pm
1 stop9h 18m
Bozeman Gallatin Field
Thu 8/20
4:30 pm-1:11 am
1 stop6h 41m
$370
BostonGreat Falls
BOS - GTF
BOSGTF
Boston Logan Intl
Fri 9/18
6:05 am-12:35 pm
1 stop8h 30m
Great Falls
Sat 9/26
1:15 pm-11:53 pm
1 stop8h 38m
$388
BostonGreat Falls
BOS - GTF
BOSGTF
Boston Logan Intl
Wed 9/30
6:05 am-12:35 pm
1 stop8h 30m
Great Falls
Wed 10/7
6:20 pm-6:11 am
1 stop9h 51m
$388
BostonKalispell
BOS - FCA
BOSFCA
Boston Logan Intl
Sat 8/29
6:00 am-11:35 am
1 stop7h 35m
Kalispell Glacier Park
Fri 9/4
3:58 pm-1:11 am
1 stop7h 13m
$389
BostonKalispell
BOS - FCA
BOSFCA
Boston Logan Intl
Fri 8/28
11:15 am-5:29 pm
1 stop8h 14m
Kalispell Glacier Park
Sat 9/5
6:20 am-5:05 pm
1 stop8h 45m
$389
Quickest round-trip
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Thu 7/9
5:55 pm-11:52 pm
1 stop7h 57m
Bozeman Gallatin Field
Sun 7/19
2:27 pm-9:00 pm
Nonstop4h 33m
$392
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Fri 11/6
5:40 am-12:04 pm
1 stop8h 24m
Bozeman Gallatin Field
Mon 11/9
8:30 am-8:23 pm
1 stop9h 53m
$397
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-GTF
BOS-MSO
BOS-FCA
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-GTF
BOS-MSO
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 April is currently the most expensive (average of $271). 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 June 23, 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?
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 36 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 June 23, 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.
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
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
See prices for flight routes from nearby airports that may be better suited for you.
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 June 23, 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 June 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$158 | Average$471 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$515 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$237 | Average$580 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$262 | Average$495 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$263 | Average$522 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$284 | Average$504 | FlexibilityNo cancel fee | On-time75% |