$164+ 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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BZN
Jun 17 — Jun 241
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 18, 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 18, 2026.
This American Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 9/157:00 am
BOS
- BZN
2 stops9h 01m
American Airlines
Tue 9/2212:02 pm
BZN
- BOS
1 stop9h 53m
American Airlines
Deal found 5/17![American Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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
Wed 9/21:45 pm
BZN
- BOS
1 stop8h 07m
Delta
Deal found 5/15![Delta logo]()
$337
This American Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:30 am
BOS
- BZN
1 stop9h 55m
American Airlines
Tue 9/16:26 am
BZN
- BOS
2 stops11h 00m
American Airlines
Deal found 5/13![American Airlines logo]()
$342
This Expedia deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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.
Fri 8/288:43 am
BOS
- BZN
Nonstop4h 59m
Multiple Airlines
Sun 9/69:20 am
BZN
- BOS
1 stop18h 29m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$343
This Cheapflightsfares deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 7/218:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Thu 7/3012:37 pm
BZN
- BOS
Nonstop4h 29m
JetBlue
Deal found 5/16![JetBlue logo]()
$346
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 8/267:12 am
BOS
- BZN
1 stop9h 25m
Delta
Wed 9/21:45 pm
BZN
- BOS
1 stop6h 35m
Delta
Deal found 5/15![Delta logo]()
$347
This American Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 8/294:27 pm
BOS
- BIL
1 stop8h 17m
American Airlines
Sat 9/51:13 pm
BIL
- BOS
1 stop8h 20m
American Airlines
Deal found 5/16![American Airlines 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
Mon 9/212:30 pm
BZN
- BOS
1 stop13h 30m
Southwest
Deal found 5/12![Southwest logo]()
$352
This American Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 8/2211:20 am
BOS
- BZN
2 stops11h 17m
American Airlines
Sat 8/296:26 am
BZN
- BOS
2 stops11h 34m
American Airlines
Deal found 5/17![American Airlines logo]()
$357
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.
Sat 8/296:05 am
BOS
- FCA
1 stop7h 40m
Delta
Sat 9/511:45 am
FCA
- BOS
1 stop8h 35m
Delta
Deal found 5/12![Delta logo]()
$357
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/95:50 pm
BOS
- BZN
1 stop8h 08m
Delta
Sat 6/1312:16 pm
BZN
- BOS
Nonstop4h 29m
Delta
Deal found 5/14![Delta logo]()
$362
This Southwest deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 8/261:05 pm
BOS
- BZN
2 stops8h 55m
Southwest
Sun 8/3012:05 pm
BZN
- BOS
1 stop15h 55m
Southwest
Deal found 5/15![Southwest 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 May 18, 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 18, 2026.
This Southwest deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/112:45 pm
BOS
- BZN
2 stops9h 40m
Southwest
Thu 8/203:30 pm
BZN
- BOS
1 stop7h 00m
Southwest
Deal found 5/13![Southwest logo]()
$367
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am
BOS
- HLN
1 stop8h 23m
Delta
Sat 10/35:45 am
HLN
- BOS
2 stops14h 35m
Delta
Deal found 5/13![Delta logo]()
$404
This United Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
BOS
- WYS
2 stops12h 02m
United Airlines
Sat 6/62:19 pm
WYS
- BOS
1 stop7h 25m
United Airlines
Deal found 5/13![United Airlines logo]()
$409
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 6/912:32 pm
BOS
- MSO
2 stops12h 06m
American Airlines
Tue 6/164:44 pm
MSO
- BOS
2 stops11h 14m
American Airlines
Deal found 5/12![American Airlines logo]()
$419
This JetBlue deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 8/98:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Wed 8/1212:37 pm
BZN
- BOS
Nonstop4h 29m
JetBlue
Deal found 5/14![JetBlue logo]()
$457
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 6/57:11 pm
BOS
- HLN
1 stop22h 55m
Alaska Airlines
Tue 6/94:43 pm
HLN
- BOS
2 stops35h 37m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$496
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.
Tue 6/96:50 pm
BOS
- MSO
1 stop7h 38m
Delta
Tue 6/166:29 pm
MSO
- BOS
1 stop9h 36m
Delta
Deal found 5/12![Delta logo]()
$409
This Southwest deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 6/202:10 pm
BOS
- BZN
2 stops10h 40m
Southwest
Wed 6/246:40 am
BZN
- BOS
1 stop9h 20m
Southwest
Deal found 5/15![Southwest logo]()
$423
This United Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 8/1512:27 pm
BOS
- BZN
1 stop9h 30m
United Airlines
Sat 8/224:30 pm
BZN
- BOS
1 stop6h 44m
United Airlines
Deal found 5/14![United Airlines logo]()
$465
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/46:10 am
BOS
- BTM
1 stop10h 30m
Delta
Sun 6/76:10 pm
BTM
- BOS
1 stop9h 55m
Delta
Deal found 5/14![Delta logo]()
$439
This Alaska Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 6/611:43 am
BZN
- BOS
2 stops16h 37m
Alaska Airlines
Deal found 5/16![Alaska Airlines logo]()
$501
This Southwest deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:30 pm
BOS
- BZN
1 stop8h 00m
Southwest
Sat 7/1112:50 pm
BZN
- BOS
1 stop6h 15m
Southwest
Deal found 5/13![Southwest logo]()
$475
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 9/125:45 am
BOS
- WYS
2 stops12h 22m
United Airlines
Wed 9/162:02 pm
WYS
- BOS
1 stop13h 57m
United Airlines
Deal found 5/15![United Airlines logo]()
$498
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 7/215:55 pm
BOS
- BIL
1 stop7h 25m
Delta
Thu 7/306:34 pm
BIL
- BOS
2 stops22h 42m
Delta
Deal found 5/14![Delta logo]()
$462
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 8/273:28 pm
BOS
- BIL
1 stop10h 01m
Alaska Airlines
Sun 8/303:42 pm
BIL
- BOS
2 stops12h 07m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$552
This United Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 6/166:00 am
BOS
- FCA
1 stop7h 29m
United Airlines
Tue 6/2310:42 am
FCA
- BOS
2 stops10h 39m
United Airlines
Deal found 5/16![United Airlines logo]()
$513
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 6/135:55 am
BOS
- BZN
1 stop6h 27m
Delta
Sun 6/211:58 pm
BZN
- BOS
Nonstop4h 27m
Delta
Deal found 5/17![Delta logo]()
$492
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.
Sun 8/96:00 am
BOS
- MSO
1 stop8h 35m
American Airlines
Sun 8/161:25 pm
MSO
- BOS
1 stop8h 34m
American Airlines
Deal found 5/12![American Airlines logo]()
$675
This Alaska Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:09 am
BOS
- HLN
1 stop11h 32m
Alaska Airlines
Sun 9/135:18 pm
HLN
- BOS
1 stop28h 39m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$561
This Delta deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 6/296:05 am
BOS
- BZN
1 stop7h 13m
Delta
Fri 7/312:43 pm
BZN
- BOS
Nonstop4h 31m
Delta
Deal found 5/16![Delta logo]()
$492
This United Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 7/77:27 pm
BOS
- COD
2 stops16h 01m
United Airlines
Sat 7/115:55 pm
COD
- BOS
2 stops13h 34m
United Airlines
Deal found 5/16![United Airlines logo]()
$562
This Alaska Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 8/144:33 pm
BOS
- FCA
1 stop21h 57m
Alaska Airlines
Sat 8/221:08 pm
FCA
- BOS
1 stop15h 01m
Alaska Airlines
Deal found 5/16![Alaska Airlines logo]()
$575
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 8/810:33 am
BOS
- BZN
Nonstop5h 02m
Delta
Sat 8/152:17 pm
BZN
- BOS
1 stop9h 08m
Delta
Deal found 5/17![Delta logo]()
$492
This Alaska Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 6/14:48 pm
BOS
- BIL
1 stop22h 33m
Alaska Airlines
Fri 6/56:00 am
BIL
- BOS
2 stops22h 20m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$576
This United Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:45 am
BOS
- BTM
1 stop16h 45m
United Airlines
Wed 7/810:15 am
BTM
- BOS
2 stops11h 06m
United Airlines
Deal found 5/13![United Airlines logo]()
$592
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.
Sun 6/1410:00 am
BOS
- BZN
Nonstop5h 02m
Delta
Sun 6/216:00 am
BZN
- BOS
1 stop5h 55m
Delta
Deal found 5/12![Delta logo]()
$492
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 5/207:11 pm
BOS
- MSO
1 stop19h 05m
Alaska Airlines
Tue 5/268:02 pm
MSO
- BOS
1 stop9h 39m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$591
This United Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/165:05 pm
BOS
- WYS
2 stops22h 27m
United Airlines
Tue 6/232:19 pm
WYS
- BOS
2 stops22h 56m
United Airlines
Deal found 5/14![United Airlines logo]()
$594
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 5/226:16 pm
BOS
- BZN
1 stop7h 28m
Delta
Fri 5/296:00 am
BZN
- BOS
1 stop9h 10m
Delta
Deal found 5/15![Delta logo]()
$507
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.
Fri 6/128:20 pm
BOS
- BIL
2 stops15h 15m
United Airlines
Tue 6/165:00 am
BIL
- BOS
2 stops10h 29m
United Airlines
Deal found 5/12![United Airlines logo]()
$596
Last-minute flights from Boston to MontanaDiscover last-minute flight deals from Boston to Montana. Data last updated May 18, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Montana. Data last updated May 18, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 5/305:05 am
BOS
- FCA
1 stop9h 31m
American Airlines
Fri 6/51:35 pm
FCA
- BOS
1 stop7h 14m
American Airlines
Deal found 5/15![American Airlines logo]()
$373
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/305:51 am
BOS
- BZN
1 stop8h 37m
Delta
Sat 6/1312:16 pm
BZN
- BOS
Nonstop4h 29m
Delta
Deal found 5/13![Delta logo]()
$376
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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
Mon 6/81:10 pm
WYS
- BOS
1 stop8h 39m
Delta
Deal found 5/15![Delta logo]()
$377
This Expedia deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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.
Fri 6/57:11 pm
BOS
- GTF
1 stop25h 01m
Alaska Airlines
Mon 6/86:52 pm
GTF
- BOS
1 stop10h 49m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/63:08 pm
BOS
- BZN
1 stop9h 39m
United Airlines
Mon 6/84:25 pm
BZN
- BOS
1 stop6h 49m
United Airlines
Deal found 5/14![United Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/95:50 pm
BOS
- BZN
1 stop8h 08m
Delta
Sat 6/1312:16 pm
BZN
- BOS
Nonstop4h 29m
Delta
Deal found 5/14![Delta logo]()
$362
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:55 am
BOS
- BZN
1 stop6h 27m
Delta
Wed 6/1712:13 pm
BZN
- BOS
1 stop9h 36m
Delta
Deal found 5/13![Delta logo]()
$372
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 6/109:40 am
BOS
- BZN
1 stop9h 12m
United Airlines
Mon 6/224:25 pm
BZN
- BOS
1 stop6h 49m
United Airlines
Deal found 5/15![United Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 5/16![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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
Tue 6/163:15 pm
BZN
- BOS
1 stop6h 34m
Delta
Deal found 5/16![Delta logo]()
$347
This flygcity.se deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flygcity.se is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:48 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Thu 6/1812:42 pm
BZN
- BOS
Nonstop4h 29m
JetBlue
Deal found 5/15![JetBlue logo]()
$375
This JetBlue deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 5/13![JetBlue logo]()
$352
One-way flights from Boston to MontanaSearch for one-way flight options from Boston to Montana. Find affordable one-way fares based on user searches. Data last updated May 18, 2026.
Search for one-way flight options from Boston to Montana. Find affordable one-way fares based on user searches. Data last updated May 18, 2026.
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/118:15 am
BOS
- BZN
Nonstop5h 05m
Delta
Deal found 5/13![Delta logo]()
$164
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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
Deal found 5/14![Delta logo]()
$174
This United Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 6/76:00 am
BOS
- FCA
1 stop7h 29m
United Airlines
Deal found 5/17![United Airlines logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:00 am
BOS
- BZN
2 stops36h 01m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$182
This United Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/63:08 pm
BOS
- BZN
1 stop9h 39m
United Airlines
Deal found 5/14![United Airlines logo]()
$184
This JetBlue deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/58:48 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Deal found 5/13![JetBlue logo]()
$189
This Alaska Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 5/13![Alaska Airlines logo]()
$190
This Delta deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 5/295:51 am
BOS
- FCA
1 stop9h 42m
Delta
Deal found 5/16![Delta logo]()
$195
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/87:20 am
BOS
- BZN
1 stop10h 12m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$199
This American Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 9/245:32 am
BOS
- BIL
1 stop8h 13m
American Airlines
Deal found 5/14![American Airlines logo]()
$200
This American Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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
2 stops11h 00m
American Airlines
Deal found 5/13![American Airlines logo]()
$200
This United Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/16:21 am
BOS
- BZN
1 stop12h 08m
United Airlines
Deal found 5/14![United Airlines logo]()
$203
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 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $332 (American Airlines) |
One-way from | $164 (Delta) |
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 18, 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
Tue 8/11
2:45 pm-10:25 pm
2 stops9h 40m
Bozeman Gallatin Field
Thu 8/20
3:30 pm-12:30 am
1 stop7h 00m
$367
BostonHelena
BOS - HLN
BOSHLN
Boston Logan Intl
Wed 9/30
6:00 am-12:23 pm
1 stop8h 23m
Helena
Sat 10/3
5:45 am-10:20 pm
2 stops14h 35m
$404
BostonWest Yellowstone
BOS - WYS
BOSWYS
Boston Logan Intl
Fri 5/29
6:00 am-4:02 pm
2 stops12h 02m
West Yellowstone
Sat 6/6
2:19 pm-11:44 pm
1 stop7h 25m
$409
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Tue 6/9
6:50 pm-12:28 am
1 stop7h 38m
Missoula Johnson-Bell Field
Tue 6/16
6:29 pm-6:05 am
1 stop9h 36m
$409
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Tue 6/9
12:32 pm-10:38 pm
2 stops12h 06m
Missoula Johnson-Bell Field
Tue 6/16
4:44 pm-5:58 am
2 stops11h 14m
$419
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sat 6/20
2:10 pm-10:50 pm
2 stops10h 40m
Bozeman Gallatin Field
Wed 6/24
6:40 am-6:00 pm
1 stop9h 20m
$423
BostonButte
BOS - BTM
BOSBTM
Boston Logan Intl
Thu 6/4
6:10 am-2:40 pm
1 stop10h 30m
Butte Silver Bow Co
Sun 6/7
6:10 pm-6:05 am
1 stop9h 55m
$439
Quickest round-trip
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sun 8/9
8:43 am-11:42 am
Nonstop4h 59m
Bozeman Gallatin Field
Wed 8/12
12:37 pm-7:06 pm
Nonstop4h 29m
$457
BostonBillings
BOS - BIL
BOSBIL
Boston Logan Intl
Tue 7/21
5:55 pm-11:20 pm
1 stop7h 25m
Billings Logan Intl
Thu 7/30
6:34 pm-7:16 pm
2 stops22h 42m
$462
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sat 8/15
12:27 pm-7:57 pm
1 stop9h 30m
Bozeman Gallatin Field
Sat 8/22
4:30 pm-1:14 am
1 stop6h 44m
$465
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 68 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 August is currently the most expensive (average of $995). 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 18, 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.
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
7.9
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 18, 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 18, 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% |