$149+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BZN
May 2 — May 91
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 April 2, 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 April 2, 2026.
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/56:15 am
BOS
- HLN
1 stop8h 09m
Delta
Sat 5/91:03 pm
HLN
- BOS
1 stop8h 55m
Delta
Deal found 4/1![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 4/255:50 am
BOS
- FCA
1 stop9h 29m
Delta
Sat 5/22:16 pm
FCA
- BOS
1 stop7h 20m
Delta
Deal found 4/1![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/56:54 pm
BOS
- MSO
1 stop7h 22m
Delta
Mon 5/186:05 pm
MSO
- BOS
1 stop10h 15m
Delta
Deal found 4/1![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/26:15 am
BOS
- MSO
1 stop8h 26m
Delta
Mon 5/186:05 pm
MSO
- BOS
1 stop10h 15m
Delta
Deal found 4/1![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 4/238:20 am
BOS
- MSO
2 stops11h 18m
Delta
Mon 4/276:18 pm
MSO
- BOS
1 stop9h 42m
Delta
Deal found 4/1![Delta logo]()
$314
This KAYAK deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/148:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Thu 6/1812:37 pm
BZN
- BOS
Nonstop4h 29m
JetBlue
Deal found 4/1![JetBlue logo]()
$317
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/26:15 am
BOS
- MSO
1 stop8h 26m
Delta
Sat 5/166:05 pm
MSO
- BOS
1 stop10h 15m
Delta
Deal found 4/1![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/21:06 pm
BOS
- MSO
2 stops12h 05m
Delta
Tue 5/196:05 pm
MSO
- BOS
1 stop10h 15m
Delta
Deal found 4/1![Delta logo]()
$318
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 4/282:48 pm
BOS
- MSO
2 stops11h 28m
Delta
Tue 5/56:18 pm
MSO
- BOS
2 stops13h 16m
Delta
Deal found 4/1![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 3/29. 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 8/197:35 am
BOS
- BZN
2 stops9h 38m
United Airlines
Tue 8/258:30 am
BZN
- BOS
1 stop7h 06m
United Airlines
Deal found 3/29![United Airlines logo]()
$322
This Southwest deal was found by Cheapflights users on 3/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:15 am
BOS
- BZN
1 stop7h 10m
Southwest
Tue 5/123:20 pm
BZN
- BOS
1 stop6h 45m
Southwest
Deal found 3/30![Southwest logo]()
$327
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 8/265:29 am
BOS
- BZN
1 stop9h 10m
American Airlines
Tue 9/11:33 pm
BZN
- BOS
1 stop8h 29m
American Airlines
Deal found 3/31![American Airlines logo]()
$332
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 April 2, 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 April 2, 2026.
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 4/286:54 pm
BOS
- MSO
1 stop7h 22m
Delta
Tue 5/56:18 pm
MSO
- BOS
1 stop9h 42m
Delta
Deal found 4/1![Delta logo]()
$309
This Southwest deal was found by Cheapflights users on 3/29. 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.
Sun 5/35:15 am
BOS
- BZN
1 stop7h 10m
Southwest
Tue 5/123:20 pm
BZN
- BOS
1 stop6h 45m
Southwest
Deal found 3/29![Southwest logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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 6/47:11 pm
BOS
- GTF
1 stop25h 01m
Alaska Airlines
Tue 6/96:52 pm
GTF
- BOS
1 stop10h 49m
Alaska Airlines
Deal found 4/2![Alaska Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 3/29. 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 4/2811:17 am
BOS
- GTF
2 stops12h 00m
United Airlines
Tue 5/52:35 pm
GTF
- BOS
1 stop7h 24m
United Airlines
Deal found 3/29![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 3/30. 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.
Wed 4/2911:10 am
BOS
- BIL
2 stops10h 56m
Delta
Wed 5/66:24 am
BIL
- BOS
2 stops9h 35m
Delta
Deal found 3/30![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 4/251:50 pm
BOS
- BZN
2 stops9h 50m
Southwest
Wed 4/293:20 pm
BZN
- BOS
1 stop6h 45m
Southwest
Deal found 3/31![Southwest logo]()
$372
This United Airlines deal was found by Cheapflights users on 3/29. 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 4/147:09 am
BOS
- FCA
1 stop8h 22m
United Airlines
Sat 4/182:33 pm
FCA
- BOS
1 stop7h 26m
United Airlines
Deal found 3/29![United Airlines logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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 5/166:00 am
BOS
- FCA
1 stop13h 00m
Alaska Airlines
Sat 5/234:14 pm
FCA
- BOS
1 stop12h 06m
Alaska Airlines
Deal found 4/2![Alaska Airlines logo]()
$390
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 4/2811:10 am
BOS
- BIL
2 stops10h 56m
Delta
Tue 5/55:20 am
BIL
- BOS
2 stops9h 44m
Delta
Deal found 3/31![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 4/157:09 am
BOS
- FCA
1 stop8h 22m
United Airlines
Sat 4/186:00 am
FCA
- BOS
2 stops12h 54m
United Airlines
Deal found 4/1![United Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 3/30. 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.
Sat 5/161:55 pm
BOS
- FCA
2 stops11h 19m
Delta
Sat 5/236:07 pm
FCA
- BOS
1 stop10h 13m
Delta
Deal found 3/30![Delta logo]()
$362
This Alaska Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 6/27:11 pm
BOS
- BZN
1 stop25h 54m
Alaska Airlines
Fri 6/58:00 am
BZN
- BOS
1 stop13h 59m
Alaska Airlines
Deal found 3/31![Alaska Airlines logo]()
$415
This Southwest deal was found by Cheapflights users on 3/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:20 am
BOS
- BZN
2 stops10h 20m
Southwest
Thu 4/3010:55 am
BZN
- BOS
2 stops9h 25m
Southwest
Deal found 3/30![Southwest logo]()
$444
This Delta deal was found by Cheapflights users on 3/28. 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 6/117:15 am
BOS
- BZN
1 stop9h 33m
Delta
Mon 6/223:53 pm
BZN
- BOS
1 stop6h 04m
Delta
Deal found 3/28![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 3/29. 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 4/255:50 am
BOS
- BZN
1 stop8h 44m
Delta
Sun 5/36:34 pm
BZN
- BOS
1 stop9h 26m
Delta
Deal found 3/29![Delta logo]()
$367
This United Airlines deal was found by Cheapflights users on 3/29. 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.
Sat 4/252:37 pm
BOS
- COD
2 stops10h 08m
United Airlines
Fri 5/11:40 pm
COD
- BOS
1 stop8h 19m
United Airlines
Deal found 3/29![United Airlines logo]()
$463
This Alaska Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 4/157:15 am
BOS
- BIL
1 stop18h 43m
Alaska Airlines
Sun 4/197:56 am
BIL
- BOS
1 stop14h 03m
Alaska Airlines
Deal found 3/31![Alaska Airlines logo]()
$488
This Delta deal was found by Cheapflights users on 3/29. 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.
Tue 5/56:15 am
BOS
- HLN
1 stop8h 09m
Delta
Sat 5/165:45 am
HLN
- BOS
2 stops11h 30m
Delta
Deal found 3/29![Delta logo]()
$382
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Wed 4/153:05 pm
BOS
- BTM
1 stop9h 17m
United Airlines
Sun 4/199:37 am
BTM
- BOS
1 stop8h 36m
United Airlines
Deal found 3/30![United Airlines logo]()
$463
This Delta deal was found by Cheapflights users on 3/28. 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 5/236:10 am
BOS
- GTF
1 stop8h 17m
Delta
Tue 5/266:19 pm
GTF
- BOS
1 stop10h 01m
Delta
Deal found 3/28![Delta logo]()
$383
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/57:09 am
BOS
- HLN
1 stop8h 29m
United Airlines
Mon 5/182:30 pm
HLN
- BOS
1 stop7h 29m
United Airlines
Deal found 4/1![United Airlines logo]()
$473
This Alaska Airlines deal was found by Cheapflights users on 3/28. 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 5/236:40 pm
BOS
- GTF
2 stops25h 32m
Alaska Airlines
Tue 5/266:52 pm
GTF
- BOS
2 stops32h 52m
Alaska Airlines
Deal found 3/28![Alaska Airlines logo]()
$521
This United Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/96:00 am
BOS
- BZN
2 stops11h 34m
United Airlines
Mon 4/132:40 pm
BZN
- BOS
1 stop7h 19m
United Airlines
Deal found 4/2![United Airlines logo]()
$474
This Delta deal was found by Cheapflights users on 3/28. 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.
Fri 5/88:10 am
BOS
- FCA
2 stops11h 17m
Delta
Tue 5/126:07 pm
FCA
- BOS
1 stop10h 13m
Delta
Deal found 3/28![Delta logo]()
$403
This Expedia deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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.
Tue 5/266:00 am
BOS
- BIL
1 stop10h 54m
Alaska Airlines
Sun 5/316:00 am
BIL
- BOS
2 stops22h 20m
Alaska Airlines
Deal found 4/2![Alaska Airlines logo]()
$561
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/26:15 am
BOS
- HLN
1 stop8h 09m
Delta
Sat 5/161:03 pm
HLN
- BOS
1 stop8h 55m
Delta
Deal found 4/1![Delta logo]()
$408
This United Airlines deal was found by Cheapflights users on 3/28. 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 4/116:00 am
BOS
- HLN
2 stops9h 39m
United Airlines
Sat 4/182:25 pm
HLN
- BOS
1 stop7h 34m
United Airlines
Deal found 3/28![United Airlines logo]()
$498
This Alaska Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:05 pm
BOS
- HLN
2 stops26h 40m
Alaska Airlines
Thu 5/76:22 pm
HLN
- BOS
1 stop10h 50m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$562
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/210:20 am
BOS
- MSO
1 stop9h 18m
Delta
Sun 5/176:05 pm
MSO
- BOS
1 stop10h 15m
Delta
Deal found 4/1![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 4/274:50 pm
BOS
- BIL
1 stop7h 15m
United Airlines
Fri 5/16:35 am
BIL
- BOS
2 stops11h 19m
United Airlines
Deal found 4/1![United Airlines logo]()
$502
Last-minute flights from Boston to MontanaDiscover last-minute flight deals from Boston to Montana. Data last updated April 2, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Montana. Data last updated April 2, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 4/238:20 am
BOS
- MSO
2 stops11h 18m
Delta
Mon 4/276:18 pm
MSO
- BOS
1 stop9h 42m
Delta
Deal found 4/1![Delta logo]()
$314
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 4/255:50 am
BOS
- FCA
1 stop9h 29m
Delta
Sat 5/22:16 pm
FCA
- BOS
1 stop7h 20m
Delta
Deal found 4/1![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 4/282:48 pm
BOS
- MSO
2 stops11h 28m
Delta
Tue 5/56:18 pm
MSO
- BOS
2 stops13h 16m
Delta
Deal found 4/1![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/26:15 am
BOS
- MSO
1 stop8h 26m
Delta
Mon 5/186:05 pm
MSO
- BOS
1 stop10h 15m
Delta
Deal found 4/1![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/26:15 am
BOS
- MSO
1 stop8h 26m
Delta
Sat 5/166:05 pm
MSO
- BOS
1 stop10h 15m
Delta
Deal found 4/1![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/21:06 pm
BOS
- MSO
2 stops12h 05m
Delta
Tue 5/196:05 pm
MSO
- BOS
1 stop10h 15m
Delta
Deal found 4/1![Delta logo]()
$318
This Southwest deal was found by Cheapflights users on 3/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:15 am
BOS
- BZN
1 stop7h 10m
Southwest
Tue 5/123:20 pm
BZN
- BOS
1 stop6h 45m
Southwest
Deal found 3/30![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/56:15 am
BOS
- HLN
1 stop8h 09m
Delta
Sat 5/161:03 pm
HLN
- BOS
1 stop8h 55m
Delta
Deal found 4/1![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/56:15 am
BOS
- HLN
1 stop8h 09m
Delta
Sat 5/95:45 am
HLN
- BOS
2 stops11h 30m
Delta
Deal found 4/1![Delta logo]()
$302
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/56:54 pm
BOS
- MSO
1 stop7h 22m
Delta
Tue 5/196:05 pm
MSO
- BOS
1 stop10h 15m
Delta
Deal found 4/1![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/56:00 am
BOS
- BZN
1 stop11h 22m
United Airlines
Tue 5/122:40 pm
BZN
- BOS
1 stop7h 19m
United Airlines
Deal found 4/1![United Airlines logo]()
$338
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/86:16 pm
BOS
- MSO
1 stop7h 24m
Delta
Tue 5/126:05 pm
MSO
- BOS
1 stop10h 15m
Delta
Deal found 4/1![Delta 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 April 2, 2026.
Search for one-way flight options from Boston to Montana. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” 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 4/2912:55 pm
BOS
- BZN
2 stops22h 40m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 4/226:00 am
BOS
- BZN
2 stops29h 35m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$153
This Cheapflightsfares deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 6/138:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Deal found 4/1![JetBlue logo]()
$154
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/233:05 pm
BOS
- MSO
1 stop8h 25m
United Airlines
Deal found 4/1![United Airlines logo]()
$155
This KAYAK deal was found by Cheapflights users on 3/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/168:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Deal found 3/30![JetBlue logo]()
$159
This United Airlines deal was found by Cheapflights users on 3/28. 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 4/283:05 pm
BOS
- BZN
1 stop8h 27m
United Airlines
Deal found 3/28![United Airlines logo]()
$164
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 6/138:15 am
BOS
- BZN
1 stop8h 35m
Delta
Deal found 3/31![Delta logo]()
$169
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 5/57:09 am
BOS
- HLN
1 stop8h 29m
United Airlines
Deal found 4/1![United Airlines logo]()
$169
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” 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 4/1![Delta logo]()
$169
This Cheapflightsfares deal was found by Cheapflights users on 3/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Deal found 3/30![JetBlue logo]()
$174
This KAYAK deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/288:43 am
BOS
- BZN
Nonstop4h 59m
JetBlue
Deal found 3/31![JetBlue logo]()
$179
This United Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 4/223:05 pm
BOS
- GTF
1 stop8h 12m
United Airlines
Deal found 3/31![United Airlines logo]()
$179
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 April 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $297 (Delta) |
One-way from | $149 (Kiwi.com) |
Popular in | December |
Cheapest in | November |
Average price | $463 |
Good round-trip deal | $313 or less |
Good one-way deal | $218 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 April 2, 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
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Tue 4/28
6:54 pm-12:16 am
1 stop7h 22m
Missoula Johnson-Bell Field
Tue 5/5
6:18 pm-6:00 am
1 stop9h 42m
$309
Quickest round-trip
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sun 5/3
5:15 am-10:25 am
1 stop7h 10m
Bozeman Gallatin Field
Tue 5/12
3:20 pm-12:05 am
1 stop6h 45m
$327
BostonGreat Falls
BOS - GTF
BOSGTF
Boston Logan Intl
Thu 6/4
7:11 pm-6:12 pm
1 stop25h 01m
Great Falls
Tue 6/9
6:52 pm-7:41 am
1 stop10h 49m
$358
BostonBillings
BOS - BIL
BOSBIL
Boston Logan Intl
Wed 4/29
11:10 am-8:06 pm
2 stops10h 56m
Billings Logan Intl
Wed 5/6
6:24 am-5:59 pm
2 stops9h 35m
$359
BostonBillings
BOS - BIL
BOSBIL
Boston Logan Intl
Tue 4/28
11:10 am-8:06 pm
2 stops10h 56m
Billings Logan Intl
Tue 5/5
5:20 am-5:04 pm
2 stops9h 44m
$359
BostonKalispell
BOS - FCA
BOSFCA
Boston Logan Intl
Sat 5/16
1:55 pm-11:14 pm
2 stops11h 19m
Kalispell Glacier Park
Sat 5/23
6:07 pm-6:20 am
1 stop10h 13m
$362
BostonGreat Falls
BOS - GTF
BOSGTF
Boston Logan Intl
Tue 4/28
11:17 am-9:17 pm
2 stops12h 00m
Great Falls
Tue 5/5
2:35 pm-11:59 pm
1 stop7h 24m
$364
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Thu 6/11
7:15 am-2:48 pm
1 stop9h 33m
Bozeman Gallatin Field
Mon 6/22
3:53 pm-11:57 pm
1 stop6h 04m
$367
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sat 4/25
5:50 am-12:34 pm
1 stop8h 44m
Bozeman Gallatin Field
Sun 5/3
6:34 pm-6:00 am
1 stop9h 26m
$367
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sat 4/25
1:50 pm-9:40 pm
2 stops9h 50m
Bozeman Gallatin Field
Wed 4/29
3:20 pm-12:05 am
1 stop6h 45m
$372
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-MSO
BOS-HLN
BOS-FCA
BOS-GTF
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-MSO
BOS-HLN
BOS-FCA
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 $139). Flying from Boston to Montana in April is currently the most expensive (average of $272). 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 April 2, 2026.
When flying from Boston to Montana, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Boston to Montana?
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 April 2, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited Airlines from Boston to Montana. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
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 April 2, 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 April 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$148 | Average$435 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$176 | Average$486 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$234 | Average$446 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$237 | Average$592 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$261 | Average$492 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$290 | Average$492 | FlexibilityNo cancel fee | On-time75% |