$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 29 — Aug 51
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 29, 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 29, 2026.
This JetBlue deal was found by Cheapflights users on 6/29. 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 JetBlue 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
Wed 9/212:58 pm
BZN
- BOS
Nonstop5h 02m
JetBlue
Deal found 6/29![JetBlue logo]()
$307
This Cheapflightsfares deal was found by Cheapflights users on 6/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:01 am
BOS
- BZN
1 stop7h 25m
JetBlue
Wed 9/212:58 pm
BZN
- BOS
Nonstop5h 02m
JetBlue
Deal found 6/27![JetBlue logo]()
$309
This Delta deal was found by Cheapflights users on 6/29. 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 8/2910:33 am
BOS
- BZN
Nonstop5h 02m
Delta
Sat 9/52:30 pm
BZN
- BOS
Nonstop4h 33m
Delta
Deal found 6/29![Delta logo]()
$317
This Super.com deal was found by Cheapflights users on 6/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:46 am
BOS
- BZN
Nonstop4h 56m
JetBlue
Wed 9/212:58 pm
BZN
- BOS
Nonstop5h 02m
JetBlue
Deal found 6/27![JetBlue logo]()
$321
This United Airlines deal was found by Cheapflights users on 6/25. 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.
Sat 9/512:27 pm
BOS
- BZN
1 stop8h 15m
United Airlines
Wed 9/94:23 pm
BZN
- BOS
1 stop6h 47m
United Airlines
Deal found 6/25![United Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 6/26. 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 9/36:05 am
BOS
- WYS
1 stop8h 22m
Delta
Fri 9/111:09 pm
WYS
- BOS
1 stop8h 44m
Delta
Deal found 6/26![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 6/29. 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 8/298:15 am
BOS
- BZN
1 stop8h 35m
Delta
Sun 9/66:19 am
BZN
- BOS
1 stop5h 39m
Delta
Deal found 6/29![Delta logo]()
$337
This United Airlines deal was found by Cheapflights users on 6/27. 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.
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 6/27![United Airlines logo]()
$340
This United Airlines deal was found by Cheapflights users on 6/25. 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.
Mon 8/178:05 am
BOS
- BZN
1 stop9h 18m
United Airlines
Fri 8/214:30 pm
BZN
- BOS
1 stop6h 41m
United Airlines
Deal found 6/25![United Airlines logo]()
$342
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” 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 6/24![United Airlines logo]()
$345
This Delta deal was found by Cheapflights users on 6/28. 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 9/122:54 pm
BOS
- BIL
1 stop7h 13m
Delta
Sat 9/196:33 pm
BIL
- BOS
1 stop9h 57m
Delta
Deal found 6/28![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Tue 9/87:30 am
BOS
- BZN
2 stops9h 51m
United Airlines
Fri 9/114:23 pm
BZN
- BOS
1 stop6h 47m
United Airlines
Deal found 6/26![United Airlines logo]()
$350
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 29, 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 29, 2026.
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Mon 8/246:01 am
BOS
- BZN
1 stop7h 39m
United Airlines
Fri 8/284:30 pm
BZN
- BOS
1 stop6h 41m
United Airlines
Deal found 6/29![United Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 6/27. 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 8/226:20 am
BOS
- BZN
1 stop8h 15m
Delta
Fri 8/283:55 pm
BZN
- BOS
1 stop6h 03m
Delta
Deal found 6/27![Delta logo]()
$337
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:10 pm
BOS
- BZN
2 stops11h 05m
Southwest
Wed 9/26:55 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 6/25![Southwest logo]()
$365
This Alaska Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:10 am
BOS
- GTF
1 stop11h 07m
Alaska Airlines
Tue 11/174:57 pm
GTF
- BOS
1 stop10h 44m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$408
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Sat 9/56:01 am
BOS
- BZN
1 stop7h 39m
United Airlines
Sat 9/54:30 pm
BZN
- BOS
1 stop6h 40m
United Airlines
Deal found 6/26![United Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 6/27. 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 8/187:10 am
BOS
- BZN
1 stop9h 40m
Delta
Mon 8/246:19 am
BZN
- BOS
1 stop5h 43m
Delta
Deal found 6/27![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 6/26. 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 9/196:05 am
BOS
- BIL
1 stop8h 12m
Delta
Fri 9/256:33 pm
BIL
- BOS
1 stop9h 57m
Delta
Deal found 6/26![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 6/26. 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.
Thu 8/203:25 pm
BOS
- BZN
2 stops9h 00m
Southwest
Tue 8/256:55 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 6/26![Southwest logo]()
$391
This United Airlines deal was found by Cheapflights users on 6/29. 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 9/157:05 am
BOS
- BZN
1 stop10h 16m
United Airlines
Tue 9/224:23 pm
BZN
- BOS
1 stop6h 47m
United Airlines
Deal found 6/29![United Airlines logo]()
$376
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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.
Sat 9/57:59 pm
BOS
- BZN
1 stop15h 43m
Alaska Airlines
Sat 9/123:42 pm
BZN
- BOS
1 stop12h 27m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$421
This Delta deal was found by Cheapflights users on 6/28. 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 9/122:54 pm
BOS
- BIL
1 stop7h 13m
Delta
Sat 9/196:33 pm
BIL
- BOS
1 stop9h 57m
Delta
Deal found 6/28![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 6/29. 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.
Tue 9/151:05 pm
BOS
- BZN
2 stops8h 55m
Southwest
Tue 9/226:55 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 6/29![Southwest logo]()
$416
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” 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 7/116:05 am
BOS
- BZN
1 stop7h 57m
United Airlines
Wed 7/154:24 pm
BZN
- BOS
1 stop6h 50m
United Airlines
Deal found 6/24![United Airlines logo]()
$381
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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.
Sat 9/197:12 am
BOS
- MSO
1 stop10h 05m
Alaska Airlines
Tue 9/227:00 am
MSO
- BOS
1 stop9h 56m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$427
This Alaska Airlines deal was found by Cheapflights users on 6/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:33 am
BOS
- MSO
1 stop29h 52m
Alaska Airlines
Tue 9/84:16 pm
MSO
- BOS
1 stop13h 23m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 6/28. 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 10/16:05 am
BOS
- FCA
1 stop7h 42m
Delta
Thu 10/83:36 pm
FCA
- BOS
1 stop6h 44m
Delta
Deal found 6/28![Delta logo]()
$389
This Southwest deal was found by Cheapflights users on 6/27. 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.
Sun 8/239:25 am
BOS
- BZN
2 stops9h 40m
Southwest
Wed 9/26:55 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 6/27![Southwest logo]()
$438
This Delta deal was found by Cheapflights users on 6/26. 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 9/196:05 am
BOS
- FCA
1 stop7h 42m
Delta
Sat 9/266:00 pm
FCA
- BOS
1 stop10h 30m
Delta
Deal found 6/26![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Fri 8/2810:38 am
BOS
- COD
1 stop9h 14m
United Airlines
Sat 9/510:10 am
COD
- BOS
2 stops11h 24m
United Airlines
Deal found 6/26![United Airlines logo]()
$444
This Alaska Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:59 pm
BOS
- MSO
1 stop29h 02m
Alaska Airlines
Tue 9/154:16 pm
MSO
- BOS
1 stop13h 23m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$472
This Delta deal was found by Cheapflights users on 6/27. 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 11/46:05 am
BOS
- HLN
1 stop8h 18m
Delta
Wed 11/1112:50 pm
HLN
- BOS
1 stop8h 59m
Delta
Deal found 6/27![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 6/25. 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.
Sat 10/2411:44 am
BOS
- BIL
1 stop7h 32m
United Airlines
Wed 10/282:29 pm
BIL
- BOS
1 stop7h 22m
United Airlines
Deal found 6/25![United Airlines logo]()
$449
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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.
Tue 9/229:33 am
BOS
- BIL
1 stop31h 29m
Alaska Airlines
Thu 9/247:29 pm
BIL
- BOS
1 stop10h 10m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$474
This Delta deal was found by Cheapflights users on 6/27. 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 10/246:05 am
BOS
- HLN
1 stop8h 18m
Delta
Sat 10/317:15 am
HLN
- BOS
1 stop7h 45m
Delta
Deal found 6/27![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 6/28. 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 9/126:00 am
BOS
- BIL
2 stops9h 21m
United Airlines
Sat 9/195:00 am
BIL
- BOS
2 stops9h 27m
United Airlines
Deal found 6/28![United Airlines logo]()
$450
This Delta deal was found by Cheapflights users on 6/27. 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.
Mon 11/166:00 am
BOS
- HLN
1 stop8h 24m
Delta
Wed 11/255:45 am
HLN
- BOS
2 stops10h 03m
Delta
Deal found 6/27![Delta logo]()
$404
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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.
Thu 9/1710:03 am
BOS
- BIL
2 stops30h 59m
Alaska Airlines
Mon 9/217:29 pm
BIL
- BOS
1 stop10h 10m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Sat 8/296:00 am
BOS
- COD
3 stops18h 45m
United Airlines
Sat 9/55:53 pm
COD
- BOS
2 stops13h 55m
United Airlines
Deal found 6/26![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 6/28. 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 9/123:10 pm
BOS
- MSO
1 stop8h 21m
United Airlines
Sat 9/194:15 pm
MSO
- BOS
1 stop11h 47m
United Airlines
Deal found 6/28![United Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 6/26. 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.
Tue 8/186:05 am
BOS
- MSO
1 stop8h 31m
Delta
Tue 8/256:00 am
MSO
- BOS
1 stop9h 05m
Delta
Deal found 6/26![Delta logo]()
$421
Last-minute flights from Boston to MontanaDiscover last-minute flight deals from Boston to Montana. Data last updated June 29, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Montana. Data last updated June 29, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 6/25. 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 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
Thu 7/1611:22 am
BZN
- BOS
1 stop10h 37m
JetBlue
Deal found 6/25![JetBlue logo]()
$398
This United Airlines deal was found by Cheapflights users on 6/25. 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.
Fri 7/107:28 am
BOS
- BZN
1 stop9h 53m
United Airlines
Thu 7/164:24 pm
BZN
- BOS
1 stop6h 50m
United Airlines
Deal found 6/25![United Airlines logo]()
$405
This Delta deal was found by Cheapflights users on 6/28. 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 7/146:05 am
BOS
- WYS
1 stop8h 21m
Delta
Tue 7/211:10 pm
WYS
- BOS
1 stop8h 37m
Delta
Deal found 6/28![Delta logo]()
$369
This JetBlue deal was found by Cheapflights users on 6/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Sun 7/1911:22 am
BZN
- BOS
1 stop10h 37m
JetBlue
Deal found 6/28![JetBlue logo]()
$371
This Delta deal was found by Cheapflights users on 6/25. 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.
Sun 7/1910:25 am
BOS
- BZN
Nonstop5h 02m
Delta
Wed 7/228:25 am
BZN
- BOS
1 stop9h 18m
Delta
Deal found 6/25![Delta logo]()
$372
This United Airlines deal was found by Cheapflights users on 6/27. 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.
Sun 7/196:05 am
BOS
- BZN
1 stop7h 57m
United Airlines
Thu 7/234:24 pm
BZN
- BOS
1 stop6h 50m
United Airlines
Deal found 6/27![United Airlines logo]()
$376
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Tue 7/217:19 am
BOS
- BZN
1 stop9h 54m
United Airlines
Tue 7/288:00 am
BZN
- BOS
1 stop6h 29m
United Airlines
Deal found 6/26![United Airlines logo]()
$395
This Delta deal was found by Cheapflights users on 6/27. 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.
Mon 7/273:40 pm
BOS
- BZN
1 stop9h 09m
Delta
Fri 7/317:30 pm
BZN
- BOS
1 stop8h 35m
Delta
Deal found 6/27![Delta logo]()
$337
This Cheapflightsfares deal was found by Cheapflights users on 6/28. 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.
Tue 7/285:01 am
BOS
- BZN
1 stop7h 25m
JetBlue
Tue 8/411:22 am
BZN
- BOS
1 stop10h 37m
JetBlue
Deal found 6/28![JetBlue logo]()
$354
This Delta deal was found by Cheapflights users on 6/27. 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 7/283:40 pm
BOS
- BZN
1 stop9h 09m
Delta
Fri 7/317:30 pm
BZN
- BOS
1 stop8h 35m
Delta
Deal found 6/27![Delta logo]()
$387
This United Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 7/288:15 am
BOS
- BZN
1 stop8h 58m
United Airlines
Tue 8/412:55 pm
BZN
- BOS
1 stop7h 00m
United Airlines
Deal found 6/28![United Airlines logo]()
$406
This Cheapflightsfares deal was found by Cheapflights users on 6/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/298:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Wed 8/512:37 pm
BZN
- BOS
Nonstop4h 29m
JetBlue
Deal found 6/25![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 June 29, 2026.
Search for one-way flight options from Boston to Montana. Find affordable one-way fares based on user searches. Data last updated June 29, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 6/25. 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 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 6/25![JetBlue logo]()
$146
This JetBlue deal was found by Cheapflights users on 6/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:46 am
BOS
- BZN
Nonstop4h 56m
JetBlue
Deal found 6/28![JetBlue logo]()
$154
This Delta deal was found by Cheapflights users on 6/28. 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 8/2310:35 am
BOS
- BZN
Nonstop5h 02m
Delta
Deal found 6/28![Delta logo]()
$159
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Wed 8/196:01 am
BOS
- BZN
1 stop7h 39m
United Airlines
Deal found 6/29![United Airlines logo]()
$164
This American Airlines deal was found by Cheapflights users on 6/25. 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 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 6/25![American Airlines logo]()
$169
This United Airlines deal was found by Cheapflights users on 6/25. 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.
Tue 9/227:30 am
BOS
- BZN
2 stops10h 00m
United Airlines
Deal found 6/25![United Airlines logo]()
$174
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Fri 8/216:01 am
BOS
- BZN
1 stop7h 39m
United Airlines
Deal found 6/29![United Airlines logo]()
$177
This Delta deal was found by Cheapflights users on 6/28. 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.
Wed 8/196:18 pm
BOS
- BIL
1 stop7h 12m
Delta
Deal found 6/28![Delta logo]()
$182
This United Airlines deal was found by Cheapflights users on 6/25. 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.
Tue 8/188:05 am
BOS
- BZN
2 stops9h 25m
United Airlines
Deal found 6/25![United Airlines logo]()
$182
This Delta deal was found by Cheapflights users on 6/26. 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.
Mon 8/246:05 am
BOS
- GTF
1 stop8h 23m
Delta
Deal found 6/26![Delta logo]()
$184
This Super.com deal was found by Cheapflights users on 6/25. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:46 am
BOS
- BZN
Nonstop4h 56m
JetBlue
Deal found 6/25![JetBlue logo]()
$186
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Wed 9/912:37 pm
BOS
- BZN
1 stop9h 20m
United Airlines
Deal found 6/26![United Airlines logo]()
$189
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 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $307 (JetBlue) |
One-way from | $146 (Cheapflightsfares) |
Popular in | December |
Cheapest in | November |
Average price | $477 |
Good round-trip deal | $457 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 29, 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
Mon 8/24
6:01 am-11:40 am
1 stop7h 39m
Bozeman Gallatin Field
Fri 8/28
4:30 pm-1:11 am
1 stop6h 41m
$327
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sat 9/5
6:01 am-11:40 am
1 stop7h 39m
Bozeman Gallatin Field
Sat 9/5
4:30 pm-1:10 am
1 stop6h 40m
$327
Quickest round-trip
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sat 8/22
6:20 am-12:35 pm
1 stop8h 15m
Bozeman Gallatin Field
Fri 8/28
3:55 pm-11:58 pm
1 stop6h 03m
$337
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Tue 8/18
7:10 am-2:50 pm
1 stop9h 40m
Bozeman Gallatin Field
Mon 8/24
6:19 am-2:02 pm
1 stop5h 43m
$337
BostonBillings
BOS - BIL
BOSBIL
Boston Logan Intl
Sat 9/19
6:05 am-12:17 pm
1 stop8h 12m
Billings Logan Intl
Fri 9/25
6:33 pm-6:30 am
1 stop9h 57m
$349
BostonBillings
BOS - BIL
BOSBIL
Boston Logan Intl
Sat 9/12
2:54 pm-8:07 pm
1 stop7h 13m
Billings Logan Intl
Sat 9/19
6:33 pm-6:30 am
1 stop9h 57m
$349
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sat 8/29
12:10 pm-9:15 pm
2 stops11h 05m
Bozeman Gallatin Field
Wed 9/2
6:55 am-9:25 pm
2 stops12h 30m
$365
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Tue 9/15
7:05 am-3:21 pm
1 stop10h 16m
Bozeman Gallatin Field
Tue 9/22
4:23 pm-1:10 am
1 stop6h 47m
$376
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sat 7/11
6:05 am-12:02 pm
1 stop7h 57m
Bozeman Gallatin Field
Wed 7/15
4:24 pm-1:14 am
1 stop6h 50m
$381
BostonKalispell
BOS - FCA
BOSFCA
Boston Logan Intl
Thu 10/1
6:05 am-11:47 am
1 stop7h 42m
Kalispell Glacier Park
Thu 10/8
3:36 pm-12:20 am
1 stop6h 44m
$389
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Boston to Montana
Have a flexible travel schedule? Discover the best time to fly to Montana from Boston with our price prediction graph.
BOS-BZN
BOS-GTF
BOS-BIL
BOS-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-GTF
BOS-BIL
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 29, 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.
Weekly flight availability from Boston to Montana
Explore weekly flight availability from Boston to Montana. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 29, 2026.
The most flights from BOS to USMT are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
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 12 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 29, 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.
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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 29, 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 29, 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% |