$141+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BZN
Jun 29 — Jul 61
Round-trip
1 adult, Economy
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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 Mai 30, 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 Mai 30, 2026.
This American Airlines deal was found by Cheapflights users on 5/25. 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.
Di 9/157:00 am
BOS
- BZN
1 stop7h 43m
American Airlines
Di 9/226:30 am
BZN
- BOS
2 stops11h 00m
American Airlines
Deal found 5/25![American Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 5/29. 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.
Sa 8/2910:33 am
BOS
- BZN
Nonstop5h 02m
Delta
Di 9/13:55 pm
BZN
- BOS
1 stop6h 03m
Delta
Deal found 5/29![Delta logo]()
$337
This United Airlines deal was found by Cheapflights users on 5/29. 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.
Sa 8/298:05 am
BOS
- BZN
2 stops9h 25m
United Airlines
Di 9/14:30 pm
BZN
- BOS
1 stop6h 44m
United Airlines
Deal found 5/29![United Airlines logo]()
$342
This Expedia deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 8/288:43 am
BOS
- BZN
Nonstop4h 59m
Multiple Airlines
Di 9/83:43 pm
BZN
- BOS
1 stop12h 26m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 5/29. 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.
Fr 8/215:00 pm
BOS
- BZN
1 stop7h 25m
Southwest
Di 8/256:55 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 5/29![Southwest logo]()
$344
This Delta deal was found by Cheapflights users on 5/27. 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.
Sa 8/226:20 am
BOS
- BZN
1 stop8h 15m
Delta
Fr 8/283:55 pm
BZN
- BOS
1 stop6h 03m
Delta
Deal found 5/27![Delta logo]()
$347
This deal was found by Cheapflights users on 5/29. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 10/243:00 pm
BOS
- BIL
1 stop6h 48m
Delta
Di 11/36:15 am
BIL
- BOS
1 stop5h 50m
Delta
Deal found 5/29![Delta logo]()
$349
This American Airlines deal was found by Cheapflights users on 5/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 8/2611:35 am
BOS
- BZN
2 stops11h 02m
American Airlines
Mo 8/3112:55 pm
BZN
- BOS
1 stop9h 04m
American Airlines
Deal found 5/26![American Airlines logo]()
$352
This United Airlines deal was found by Cheapflights users on 5/29. 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.
Di 8/117:05 am
BOS
- BZN
1 stop10h 18m
United Airlines
Di 8/184:30 pm
BZN
- BOS
1 stop6h 44m
United Airlines
Deal found 5/29![United Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 5/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 8/87:30 am
BOS
- BZN
1 stop8h 02m
American Airlines
Sa 8/156:26 am
BZN
- BOS
1 stop9h 19m
American Airlines
Deal found 5/26![American Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 5/27. 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.
Mo 9/146:05 am
BOS
- FCA
1 stop7h 50m
Delta
Do 9/172:30 pm
FCA
- BOS
1 stop7h 29m
Delta
Deal found 5/27![Delta logo]()
$357
This American Airlines deal was found by Cheapflights users on 5/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 8/2012:34 pm
BOS
- BZN
2 stops10h 03m
American Airlines
Sa 8/296:26 am
BZN
- BOS
1 stop9h 19m
American Airlines
Deal found 5/26![American Airlines logo]()
$362
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 Mai 30, 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 Mai 30, 2026.
This Delta deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 8/187:10 am
BOS
- BZN
1 stop9h 27m
Delta
Fr 8/283:55 pm
BZN
- BOS
1 stop6h 03m
Delta
Deal found 5/30![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Di 7/73:13 pm
BOS
- BZN
1 stop9h 30m
United Airlines
Di 7/144:24 pm
BZN
- BOS
1 stop6h 50m
United Airlines
Deal found 5/25![United Airlines logo]()
$381
This Southwest deal was found by Cheapflights users on 5/26. 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.
So 8/165:30 am
BOS
- BZN
2 stops10h 05m
Southwest
Sa 8/228:35 am
BZN
- BOS
2 stops9h 15m
Southwest
Deal found 5/26![Southwest logo]()
$463
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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.
Fr 6/57:11 pm
BOS
- GTF
1 stop25h 01m
Alaska Airlines
Mi 6/105:09 pm
GTF
- BOS
1 stop12h 31m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$463
This Delta deal was found by Cheapflights users on 5/27. 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.
Mi 6/105:50 pm
BOS
- BZN
1 stop8h 08m
Delta
Di 6/163:15 pm
BZN
- BOS
1 stop6h 34m
Delta
Deal found 5/27![Delta logo]()
$411
This United Airlines deal was found by Cheapflights users on 5/29. 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.
Mi 8/197:05 am
BOS
- FCA
1 stop10h 31m
United Airlines
Sa 8/224:17 pm
FCA
- BOS
1 stop6h 57m
United Airlines
Deal found 5/29![United Airlines logo]()
$430
This Delta deal was found by Cheapflights users on 5/29. 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.
Sa 7/118:15 am
BOS
- BZN
Nonstop5h 05m
Delta
Sa 7/1812:15 pm
BZN
- BOS
Nonstop4h 38m
Delta
Deal found 5/29![Delta logo]()
$437
This Southwest deal was found by Cheapflights users on 5/29. 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.
Do 6/115:25 am
BOS
- BZN
1 stop9h 45m
Southwest
Mo 6/157:35 am
BZN
- BOS
1 stop9h 45m
Southwest
Deal found 5/29![Southwest logo]()
$501
This Alaska Airlines deal was found by Cheapflights users on 5/26. 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.
Do 7/97:44 pm
BOS
- BIL
1 stop17h 21m
Alaska Airlines
Di 7/1411:45 am
BIL
- BOS
1 stop10h 14m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$512
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Mo 8/249:33 am
BOS
- FCA
2 stops13h 48m
United Airlines
Fr 8/284:17 pm
FCA
- BOS
1 stop6h 57m
United Airlines
Deal found 5/25![United Airlines logo]()
$472
This Delta deal was found by Cheapflights users on 5/28. 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.
Fr 7/311:15 am
BOS
- BIL
1 stop8h 45m
Delta
Sa 7/116:24 am
BIL
- BOS
1 stop8h 26m
Delta
Deal found 5/28![Delta logo]()
$449
This Southwest deal was found by Cheapflights users on 5/25. 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.
Do 8/63:00 pm
BOS
- BZN
2 stops9h 25m
Southwest
Mi 8/126:55 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 5/25![Southwest logo]()
$510
This Alaska Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 8/273:31 pm
BOS
- BIL
1 stop9h 58m
Alaska Airlines
So 8/303:42 pm
BIL
- BOS
2 stops12h 07m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$526
This Delta deal was found by Cheapflights users on 5/28. 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.
Sa 7/188:15 am
BOS
- BZN
Nonstop5h 05m
Delta
Sa 7/2512:15 pm
BZN
- BOS
Nonstop4h 38m
Delta
Deal found 5/28![Delta logo]()
$452
This United Airlines deal was found by Cheapflights users on 5/27. 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.
Fr 8/216:00 am
BOS
- FCA
1 stop7h 27m
United Airlines
Do 8/274:17 pm
FCA
- BOS
1 stop6h 57m
United Airlines
Deal found 5/27![United Airlines logo]()
$513
This United Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 8/188:05 am
BOS
- FCA
1 stop9h 31m
United Airlines
Fr 8/284:17 pm
FCA
- BOS
1 stop6h 57m
United Airlines
Deal found 5/30![United Airlines logo]()
$513
This Delta deal was found by Cheapflights users on 5/26. 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.
Di 6/305:55 am
BOS
- BZN
1 stop6h 27m
Delta
Sa 7/46:00 am
BZN
- BOS
1 stop5h 55m
Delta
Deal found 5/26![Delta logo]()
$472
This Alaska Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 7/116:03 am
BOS
- BIL
1 stop11h 00m
Alaska Airlines
Sa 7/183:43 pm
BIL
- BOS
1 stop12h 37m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$577
This United Airlines deal was found by Cheapflights users on 5/28. 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.
Di 8/185:45 am
BOS
- FCA
2 stops15h 09m
United Airlines
Sa 8/294:17 pm
FCA
- BOS
1 stop6h 57m
United Airlines
Deal found 5/28![United Airlines logo]()
$518
This Delta deal was found by Cheapflights users on 5/26. 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.
Di 8/186:18 pm
BOS
- MSO
1 stop7h 29m
Delta
Di 8/256:00 am
MSO
- BOS
1 stop9h 05m
Delta
Deal found 5/26![Delta logo]()
$478
This Alaska Airlines deal was found by Cheapflights users on 5/29. 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.
Di 8/184:33 pm
BOS
- MSO
2 stops24h 44m
Alaska Airlines
Di 8/254:16 pm
MSO
- BOS
2 stops11h 53m
Alaska Airlines
Deal found 5/29![Alaska Airlines logo]()
$599
This United Airlines deal was found by Cheapflights users on 5/29. 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.
Fr 8/2811:00 am
BOS
- FCA
2 stops12h 21m
United Airlines
Di 9/14:17 pm
FCA
- BOS
1 stop6h 57m
United Airlines
Deal found 5/29![United Airlines logo]()
$518
This Delta deal was found by Cheapflights users on 5/28. 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.
Do 8/206:45 pm
BOS
- MSO
1 stop7h 33m
Delta
Di 8/256:00 am
MSO
- BOS
1 stop6h 02m
Delta
Deal found 5/28![Delta logo]()
$479
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Di 6/27:30 am
BOS
- MSO
2 stops10h 50m
United Airlines
Mi 6/1012:33 pm
MSO
- BOS
1 stop8h 48m
United Airlines
Deal found 5/25![United Airlines logo]()
$520
This Delta deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 6/155:50 pm
BOS
- MSO
1 stop7h 54m
Delta
Sa 6/205:55 am
MSO
- BOS
1 stop6h 00m
Delta
Deal found 5/30![Delta logo]()
$480
This Expedia deal was found by Cheapflights users on 5/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 7/89:00 am
BOS
- HLN
1 stop9h 32m
Alaska Airlines
Di 7/145:09 pm
HLN
- BOS
1 stop12h 31m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$662
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Di 6/27:30 am
BOS
- FCA
2 stops10h 41m
United Airlines
Sa 6/62:33 pm
FCA
- BOS
1 stop7h 11m
United Airlines
Deal found 5/25![United Airlines logo]()
$524
This Delta deal was found by Cheapflights users on 5/29. 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.
Sa 8/810:33 am
BOS
- BZN
Nonstop5h 02m
Delta
Sa 8/156:07 am
BZN
- BOS
1 stop8h 58m
Delta
Deal found 5/29![Delta logo]()
$487
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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.
Fr 8/147:44 pm
BOS
- MSO
1 stop16h 58m
Alaska Airlines
Mi 8/194:16 pm
MSO
- BOS
1 stop20h 12m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$668
This United Airlines deal was found by Cheapflights users on 5/27. 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.
Di 8/187:45 am
BOS
- WYS
1 stop7h 35m
United Airlines
Di 8/251:55 pm
WYS
- BOS
2 stops9h 19m
United Airlines
Deal found 5/27![United Airlines logo]()
$531
Last-minute flights from Boston to MontanaDiscover last-minute flight deals from Boston to Montana. Data last updated Mai 30, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Montana. Data last updated Mai 30, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/25. 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.
Mo 6/85:00 am
BOS
- FCA
1 stop9h 45m
American Airlines
Mi 6/1712:26 pm
FCA
- BOS
1 stop9h 33m
American Airlines
Deal found 5/25![American Airlines logo]()
$373
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Di 6/96:00 am
BOS
- BZN
1 stop7h 44m
United Airlines
Di 6/168:00 am
BZN
- BOS
1 stop7h 29m
United Airlines
Deal found 5/26![United Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 5/26. 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.
Mi 6/105:55 am
BOS
- BZN
1 stop6h 27m
Delta
Di 6/166:00 am
BZN
- BOS
1 stop8h 45m
Delta
Deal found 5/26![Delta logo]()
$386
This Delta deal was found by Cheapflights users on 5/27. 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.
Mi 6/105:55 am
BOS
- BZN
1 stop6h 27m
Delta
So 6/141:58 pm
BZN
- BOS
Nonstop4h 27m
Delta
Deal found 5/27![Delta logo]()
$401
This Delta deal was found by Cheapflights users on 5/29. 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.
Fr 6/125:30 am
BOS
- BZN
1 stop9h 34m
Delta
Fr 6/192:15 pm
BZN
- BOS
1 stop9h 16m
Delta
Deal found 5/29![Delta logo]()
$372
This Delta deal was found by Cheapflights users on 5/29. 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.
Fr 6/127:15 am
BOS
- BZN
1 stop9h 33m
Delta
So 6/141:58 pm
BZN
- BOS
Nonstop4h 27m
Delta
Deal found 5/29![Delta logo]()
$387
This Delta deal was found by Cheapflights users on 5/29. 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.
Fr 6/126:50 am
BOS
- BZN
1 stop8h 14m
Delta
Mo 6/153:15 pm
BZN
- BOS
1 stop6h 34m
Delta
Deal found 5/29![Delta logo]()
$397
This JetBlue deal was found by Cheapflights users on 5/29. 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.
Sa 6/138:48 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Do 6/1812:42 pm
BZN
- BOS
Nonstop4h 29m
JetBlue
Deal found 5/29![JetBlue logo]()
$377
This Delta deal was found by Cheapflights users on 5/27. 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.
So 6/1410:00 am
BOS
- BZN
Nonstop5h 02m
Delta
Di 6/2311:27 am
BZN
- BOS
1 stop8h 32m
Delta
Deal found 5/27![Delta logo]()
$362
This Delta deal was found by Cheapflights users on 5/27. 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.
Mi 6/176:05 am
BOS
- BZN
1 stop7h 13m
Delta
Di 6/2311:27 am
BZN
- BOS
1 stop8h 32m
Delta
Deal found 5/27![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Mi 6/177:45 am
BOS
- BZN
1 stop9h 42m
United Airlines
Mi 6/244:25 pm
BZN
- BOS
1 stop6h 49m
United Airlines
Deal found 5/25![United Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 5/28. 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.
Mi 6/243:10 pm
BOS
- BZN
1 stop8h 04m
United Airlines
Mi 7/11:10 pm
BZN
- BOS
1 stop6h 43m
United Airlines
Deal found 5/28![United Airlines logo]()
$337
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 Mai 30, 2026.
Search for one-way flight options from Boston to Montana. Find affordable one-way fares based on user searches. Data last updated Mai 30, 2026.
This Southwest deal was found by Cheapflights users on 5/29. 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.
Di 8/257:30 am
BOS
- BZN
1 stop6h 45m
Southwest
Deal found 5/29![Southwest logo]()
$141
This Cheapflightsfares deal was found by Cheapflights users on 5/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 8/258:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Deal found 5/29![JetBlue logo]()
$159
This Southwest deal was found by Cheapflights users on 5/29. 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.
Sa 8/225:40 am
BOS
- BZN
1 stop11h 55m
Southwest
Deal found 5/29![Southwest logo]()
$161
This Delta deal was found by Cheapflights users on 5/29. 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.
Fr 7/38:43 am
BOS
- BZN
Nonstop5h 04m
Delta
Deal found 5/29![Delta logo]()
$164
This American Airlines deal was found by Cheapflights users on 5/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 8/201:02 pm
BOS
- BZN
1 stop9h 35m
American Airlines
Deal found 5/29![American Airlines logo]()
$174
This American Airlines deal was found by Cheapflights users on 5/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 8/116:14 am
BOS
- FCA
1 stop8h 28m
American Airlines
Deal found 5/29![American Airlines logo]()
$179
This Cheapflightsfares deal was found by Cheapflights users on 5/28. 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.
So 6/148:48 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Deal found 5/28![JetBlue logo]()
$184
This Delta deal was found by Cheapflights users on 5/28. 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.
Mo 8/247:10 am
BOS
- GTF
2 stops12h 32m
Delta
Deal found 5/28![Delta logo]()
$190
This Delta deal was found by Cheapflights users on 5/29. 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.
Mi 6/176:05 am
BOS
- BZN
1 stop7h 13m
Delta
Deal found 5/29![Delta logo]()
$199
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Mi 6/106:21 am
BOS
- BZN
1 stop12h 08m
United Airlines
Deal found 5/25![United Airlines logo]()
$203
This United Airlines deal was found by Cheapflights users on 5/25. 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.
So 8/236:00 am
BOS
- FCA
1 stop7h 27m
United Airlines
Deal found 5/25![United Airlines logo]()
$209
This Delta deal was found by Cheapflights users on 5/26. 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.
Mo 7/135:55 pm
BOS
- MSO
1 stop7h 49m
Delta
Deal found 5/26![Delta logo]()
$211
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 Mai 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $332 (American Airlines) |
One-way from | $141 (Southwest) |
Popular in | December |
Cheapest in | November |
Average price | $446 |
Good round-trip deal | $437 or less |
Good one-way deal | $208 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 Mai 30, 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
Di 8/18
7:10 am-2:37 pm
1 stop9h 27m
Bozeman Gallatin Field
Fr 8/28
3:55 pm-11:58 pm
1 stop6h 03m
$347
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Di 7/7
3:13 pm-10:43 pm
1 stop9h 30m
Bozeman Gallatin Field
Di 7/14
4:24 pm-1:14 am
1 stop6h 50m
$381
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Mi 6/10
5:50 pm-11:58 pm
1 stop8h 08m
Bozeman Gallatin Field
Di 6/16
3:15 pm-11:49 pm
1 stop6h 34m
$411
BostonKalispell
BOS - FCA
BOSFCA
Boston Logan Intl
Mi 8/19
7:05 am-3:36 pm
1 stop10h 31m
Kalispell Glacier Park
Sa 8/22
4:17 pm-1:14 am
1 stop6h 57m
$430
Quickest round-trip
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sa 7/11
8:15 am-11:20 am
Nonstop5h 05m
Bozeman Gallatin Field
Sa 7/18
12:15 pm-6:53 pm
Nonstop4h 38m
$437
BostonBillings
BOS - BIL
BOSBIL
Boston Logan Intl
Fr 7/3
11:15 am-6:00 pm
1 stop8h 45m
Billings Logan Intl
Sa 7/11
6:24 am-4:50 pm
1 stop8h 26m
$449
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sa 7/18
8:15 am-11:20 am
Nonstop5h 05m
Bozeman Gallatin Field
Sa 7/25
12:15 pm-6:53 pm
Nonstop4h 38m
$452
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
So 8/16
5:30 am-1:35 pm
2 stops10h 05m
Bozeman Gallatin Field
Sa 8/22
8:35 am-7:50 pm
2 stops9h 15m
$463
BostonGreat Falls
BOS - GTF
BOSGTF
Boston Logan Intl
Fr 6/5
7:11 pm-6:12 pm
1 stop25h 01m
Great Falls
Mi 6/10
5:09 pm-7:40 am
1 stop12h 31m
$463
BostonKalispell
BOS - FCA
BOSFCA
Boston Logan Intl
Mo 8/24
9:33 am-9:21 pm
2 stops13h 48m
Kalispell Glacier Park
Fr 8/28
4:17 pm-1:14 am
1 stop6h 57m
$472
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-BIL
BOS-GTF
BOS-MSO
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-BIL
BOS-GTF
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 $1,061). 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?
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 73 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 Mai 30, 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
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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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 Mai 30, 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 Mai 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$151 | Average$466 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$178 | Average$523 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$234 | Average$453 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$237 | Average$566 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$263 | Average$507 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$284 | Average$497 | FlexibilityNo cancel fee | On-time75% |