$111+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BZN
Aug 7 — Aug 141
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 July 8, 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 July 8, 2026.
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:10 pm
BOS
- BZN
2 stops11h 05m
Southwest
Sat 9/57:10 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 7/7![Southwest logo]()
$263
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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.
Mon 8/247:30 am
BOS
- BZN
1 stop7h 25m
Southwest
Sun 8/3012:05 pm
BZN
- BOS
1 stop10h 20m
Southwest
Deal found 7/7![Southwest logo]()
$275
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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.
Mon 8/247:30 am
BOS
- BZN
1 stop7h 25m
Southwest
Sat 8/297:10 am
BZN
- BOS
1 stop9h 20m
Southwest
Deal found 7/7![Southwest logo]()
$280
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/285:00 pm
BOS
- BZN
1 stop7h 25m
Southwest
Wed 9/22:00 pm
BZN
- BOS
1 stop8h 05m
Southwest
Deal found 7/7![Southwest logo]()
$287
This flygcity.se deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/288:46 am
BOS
- BZN
Nonstop4h 56m
JetBlue
Fri 9/412:17 pm
BZN
- BOS
Nonstop4h 56m
JetBlue
Deal found 7/7![JetBlue logo]()
$299
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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.
Mon 8/175:40 am
BOS
- BZN
1 stop7h 05m
Southwest
Fri 8/211:35 pm
BZN
- BOS
1 stop8h 55m
Southwest
Deal found 7/7![Southwest logo]()
$303
This Cheapflightsfares deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:45 am
BOS
- BZN
Nonstop4h 57m
JetBlue
Wed 9/212:58 pm
BZN
- BOS
Nonstop5h 02m
JetBlue
Deal found 7/6![JetBlue logo]()
$309
This Super.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:46 am
BOS
- BZN
Nonstop4h 56m
JetBlue
Wed 9/212:58 pm
BZN
- BOS
Nonstop5h 02m
JetBlue
Deal found 7/7![JetBlue logo]()
$314
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:00 pm
BOS
- BZN
1 stop7h 25m
Southwest
Mon 8/311:35 pm
BZN
- BOS
1 stop8h 55m
Southwest
Deal found 7/7![Southwest logo]()
$318
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:05 pm
BOS
- BZN
2 stops8h 55m
Southwest
Tue 9/298:30 am
BZN
- BOS
2 stops10h 50m
Southwest
Deal found 7/7![Southwest logo]()
$322
This United Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 9/53:10 pm
BOS
- COD
1 stop9h 35m
United Airlines
Sat 9/125:00 am
COD
- BOS
2 stops10h 41m
United Airlines
Deal found 7/5![United Airlines logo]()
$344
This Delta deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:15 am
BOS
- BIL
1 stop8h 29m
Delta
Sun 9/66:26 am
BIL
- BOS
1 stop5h 32m
Delta
Deal found 7/6![Delta logo]()
$349
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 July 8, 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 July 8, 2026.
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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.
Mon 8/247:30 am
BOS
- BZN
1 stop7h 25m
Southwest
Sun 8/3012:05 pm
BZN
- BOS
1 stop10h 20m
Southwest
Deal found 7/7![Southwest logo]()
$275
This United Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:45 am
BOS
- BZN
1 stop6h 57m
United Airlines
Thu 8/274:30 pm
BZN
- BOS
1 stop6h 41m
United Airlines
Deal found 7/6![United Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 10/206:05 am
BOS
- BIL
1 stop8h 13m
Delta
Tue 10/206:19 pm
BIL
- BOS
1 stop10h 06m
Delta
Deal found 7/7![Delta logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:10 am
BOS
- GTF
1 stop11h 07m
Alaska Airlines
Tue 11/174:57 pm
GTF
- BOS
1 stop10h 44m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:15 am
BOS
- BIL
1 stop8h 29m
Delta
Sun 9/66:26 am
BIL
- BOS
1 stop5h 32m
Delta
Deal found 7/6![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 9/62:28 pm
BOS
- BTM
2 stops9h 58m
United Airlines
Sat 9/129:48 am
BTM
- BOS
2 stops13h 22m
United Airlines
Deal found 7/7![United Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 9/53:55 pm
BOS
- BZN
1 stop7h 20m
Southwest
Wed 9/96:55 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 7/4![Southwest logo]()
$382
This Delta deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:05 am
BOS
- GTF
1 stop8h 28m
Delta
Sun 10/186:18 pm
GTF
- BOS
1 stop10h 07m
Delta
Deal found 7/4![Delta logo]()
$368
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:00 am
BOS
- FCA
2 stops14h 42m
United Airlines
Tue 11/102:29 pm
FCA
- BOS
1 stop7h 22m
United Airlines
Deal found 7/7![United Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:20 am
BOS
- GTF
1 stop8h 21m
Delta
Mon 9/216:21 pm
GTF
- BOS
2 stops13h 21m
Delta
Deal found 7/3![Delta logo]()
$374
This Southwest deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:00 pm
BOS
- BZN
1 stop7h 25m
Southwest
Sat 8/297:10 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 7/4![Southwest logo]()
$421
This Alaska Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 10/247:00 am
BOS
- BIL
1 stop18h 50m
Alaska Airlines
Wed 10/287:32 pm
BIL
- BOS
1 stop9h 57m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$466
This Delta deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 9/28:15 am
BOS
- BZN
1 stop8h 35m
Delta
Sun 9/66:19 am
BZN
- BOS
1 stop5h 39m
Delta
Deal found 7/6![Delta logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 8/279:33 am
BOS
- BIL
1 stop31h 29m
Alaska Airlines
Sun 8/306:14 am
BIL
- BOS
2 stops21h 55m
Alaska Airlines
Deal found 7/4![Alaska Airlines logo]()
$471
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/2210:38 am
BOS
- BZN
2 stops12h 41m
United Airlines
Fri 8/284:30 pm
BZN
- BOS
1 stop6h 41m
United Airlines
Deal found 7/7![United Airlines logo]()
$432
This Delta deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/277:10 am
BOS
- BZN
1 stop9h 40m
Delta
Mon 8/311:00 pm
BZN
- BOS
1 stop8h 57m
Delta
Deal found 7/7![Delta logo]()
$377
This United Airlines deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 8/199:30 am
BOS
- BZN
2 stops11h 12m
United Airlines
Wed 8/264:30 pm
BZN
- BOS
1 stop6h 41m
United Airlines
Deal found 7/4![United Airlines logo]()
$432
This Alaska Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 9/167:12 am
BOS
- HLN
1 stop11h 29m
Alaska Airlines
Sat 9/195:18 pm
HLN
- BOS
1 stop12h 21m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$486
This Delta deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 11/77:27 am
BOS
- FCA
1 stop9h 14m
Delta
Tue 11/101:29 pm
FCA
- BOS
1 stop8h 24m
Delta
Deal found 7/7![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:20 am
BOS
- BZN
2 stops9h 53m
United Airlines
Wed 11/1110:41 am
BZN
- BOS
1 stop9h 14m
United Airlines
Deal found 7/4![United Airlines logo]()
$442
This Alaska Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:00 am
BOS
- FCA
1 stop10h 54m
Alaska Airlines
Wed 11/182:05 pm
FCA
- BOS
1 stop7h 54m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:54 pm
BOS
- BIL
1 stop7h 13m
Delta
Thu 9/176:33 pm
BIL
- BOS
1 stop9h 57m
Delta
Deal found 7/4![Delta logo]()
$393
This United Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:45 am
BOS
- COD
1 stop8h 05m
United Airlines
Sat 9/55:53 pm
COD
- BOS
2 stops14h 25m
United Airlines
Deal found 7/5![United Airlines logo]()
$444
This Expedia deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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.
Thu 9/2410:03 am
BOS
- MSO
1 stop14h 58m
Alaska Airlines
Mon 9/287:00 am
MSO
- BOS
2 stops20h 47m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$502
This Delta deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:30 am
BOS
- HLN
2 stops8h 45m
Delta
Tue 9/112:55 pm
HLN
- BOS
1 stop9h 02m
Delta
Deal found 7/6![Delta logo]()
$404
This United Airlines deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:30 am
BOS
- FCA
1 stop7h 58m
United Airlines
Sun 10/44:17 pm
FCA
- BOS
1 stop11h 54m
United Airlines
Deal found 7/4![United Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:00 am
BOS
- BIL
2 stops11h 16m
United Airlines
Wed 10/285:00 am
BIL
- BOS
2 stops9h 21m
United Airlines
Deal found 7/6![United Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/276:45 pm
BOS
- MSO
1 stop7h 33m
Delta
Tue 9/16:27 pm
MSO
- BOS
1 stop10h 03m
Delta
Deal found 7/3![Delta logo]()
$421
This Alaska Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/203:31 pm
BOS
- MSO
1 stop9h 28m
Alaska Airlines
Sun 8/237:15 am
MSO
- BOS
2 stops20h 54m
Alaska Airlines
Deal found 7/3![Alaska Airlines logo]()
$577
This United Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:41 pm
BOS
- BIL
2 stops11h 26m
United Airlines
Sun 9/65:07 am
BIL
- BOS
2 stops10h 29m
United Airlines
Deal found 7/6![United Airlines logo]()
$461
Last-minute flights from Boston to MontanaDiscover last-minute flight deals from Boston to Montana. Data last updated July 8, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Montana. Data last updated July 8, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:05 am
BOS
- WYS
1 stop8h 21m
Delta
Mon 7/271:10 pm
WYS
- BOS
1 stop8h 37m
Delta
Deal found 7/5![Delta logo]()
$369
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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.
Mon 8/175:40 am
BOS
- BZN
1 stop7h 05m
Southwest
Fri 8/211:35 pm
BZN
- BOS
1 stop8h 55m
Southwest
Deal found 7/7![Southwest logo]()
$303
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/222:35 pm
BOS
- GTF
2 stops10h 03m
Delta
Thu 8/276:18 pm
GTF
- BOS
1 stop10h 12m
Delta
Deal found 7/3![Delta logo]()
$374
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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.
Mon 8/247:30 am
BOS
- BZN
1 stop7h 25m
Southwest
Sun 8/3012:05 pm
BZN
- BOS
1 stop10h 20m
Southwest
Deal found 7/7![Southwest logo]()
$275
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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.
Mon 8/247:30 am
BOS
- BZN
1 stop7h 25m
Southwest
Sat 8/297:10 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 7/7![Southwest logo]()
$280
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:00 pm
BOS
- BZN
1 stop7h 25m
Southwest
Mon 8/311:35 pm
BZN
- BOS
1 stop8h 55m
Southwest
Deal found 7/7![Southwest logo]()
$318
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/285:00 pm
BOS
- BZN
1 stop7h 25m
Southwest
Wed 9/22:00 pm
BZN
- BOS
1 stop8h 05m
Southwest
Deal found 7/7![Southwest logo]()
$287
This flygcity.se deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/288:46 am
BOS
- BZN
Nonstop4h 56m
JetBlue
Fri 9/412:17 pm
BZN
- BOS
Nonstop4h 56m
JetBlue
Deal found 7/7![JetBlue logo]()
$299
This Super.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:46 am
BOS
- BZN
Nonstop4h 56m
JetBlue
Wed 9/212:58 pm
BZN
- BOS
Nonstop5h 02m
JetBlue
Deal found 7/7![JetBlue logo]()
$314
This Delta deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:15 am
BOS
- BIL
1 stop8h 29m
Delta
Sun 9/66:26 am
BIL
- BOS
1 stop5h 32m
Delta
Deal found 7/6![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:10 pm
BOS
- BZN
2 stops11h 05m
Southwest
Sat 9/57:10 am
BZN
- BOS
2 stops12h 30m
Southwest
Deal found 7/7![Southwest logo]()
$263
This Cheapflightsfares deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:45 am
BOS
- BZN
Nonstop4h 57m
JetBlue
Wed 9/212:58 pm
BZN
- BOS
Nonstop5h 02m
JetBlue
Deal found 7/6![JetBlue logo]()
$309
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 July 8, 2026.
Search for one-way flight options from Boston to Montana. Find affordable one-way fares based on user searches. Data last updated July 8, 2026.
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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.
Mon 8/247:30 am
BOS
- BZN
1 stop7h 25m
Southwest
Deal found 7/7![Southwest logo]()
$111
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:05 pm
BOS
- BZN
2 stops8h 55m
Southwest
Deal found 7/7![Southwest logo]()
$129
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:10 pm
BOS
- BZN
2 stops11h 05m
Southwest
Deal found 7/7![Southwest logo]()
$135
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 9/123:55 pm
BOS
- BZN
1 stop7h 20m
Southwest
Deal found 7/7![Southwest logo]()
$141
This Cheapflightsfares deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 9/59:56 am
BOS
- BZN
Nonstop4h 57m
JetBlue
Deal found 7/3![JetBlue logo]()
$151
This Super.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:46 am
BOS
- BZN
Nonstop4h 56m
JetBlue
Deal found 7/7![JetBlue logo]()
$156
This JetBlue deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:55 am
BOS
- BZN
Nonstop4h 56m
JetBlue
Deal found 7/3![JetBlue logo]()
$159
This United Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:45 am
BOS
- BZN
1 stop7h 39m
United Airlines
Deal found 7/3![United Airlines logo]()
$164
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:15 am
BOS
- BZN
1 stop9h 20m
Delta
Deal found 7/3![Delta logo]()
$169
This United Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 9/128:00 am
BOS
- BZN
2 stops9h 30m
United Airlines
Deal found 7/3![United Airlines logo]()
$174
This American Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:00 am
BOS
- BIL
1 stop7h 57m
American Airlines
Deal found 7/3![American Airlines logo]()
$175
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:10 pm
BOS
- GTF
1 stop8h 02m
United Airlines
Deal found 7/7![United Airlines logo]()
$184
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 July 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $263 (Southwest) |
One-way from | $111 (Southwest) |
Popular in | December |
Cheapest in | November |
Average price | $462 |
Good round-trip deal | $432 or less |
Good one-way deal | $207 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 July 8, 2026.
Use the filters below to find and compare flights from Boston to Montana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Mon 8/24
7:30 am-12:55 pm
1 stop7h 25m
Bozeman Gallatin Field
Sun 8/30
12:05 pm-12:25 am
1 stop10h 20m
$275
Quickest round-trip
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sun 8/23
5:45 am-10:42 am
1 stop6h 57m
Bozeman Gallatin Field
Thu 8/27
4:30 pm-1:11 am
1 stop6h 41m
$327
BostonBillings
BOS - BIL
BOSBIL
Boston Logan Intl
Tue 10/20
6:05 am-12:18 pm
1 stop8h 13m
Billings Logan Intl
Tue 10/20
6:19 pm-6:25 am
1 stop10h 06m
$349
BostonBillings
BOS - BIL
BOSBIL
Boston Logan Intl
Fri 8/28
11:15 am-5:44 pm
1 stop8h 29m
Billings Logan Intl
Sun 9/6
6:26 am-1:58 pm
1 stop5h 32m
$349
BostonGreat Falls
BOS - GTF
BOSGTF
Boston Logan Intl
Thu 10/15
6:05 am-12:33 pm
1 stop8h 28m
Great Falls
Sun 10/18
6:18 pm-6:25 am
1 stop10h 07m
$368
BostonGreat Falls
BOS - GTF
BOSGTF
Boston Logan Intl
Tue 9/15
11:20 am-5:41 pm
1 stop8h 21m
Great Falls
Mon 9/21
6:21 pm-9:42 am
2 stops13h 21m
$374
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Wed 9/2
8:15 am-2:50 pm
1 stop8h 35m
Bozeman Gallatin Field
Sun 9/6
6:19 am-1:58 pm
1 stop5h 39m
$377
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Thu 8/27
7:10 am-2:50 pm
1 stop9h 40m
Bozeman Gallatin Field
Mon 8/31
1:00 pm-11:57 pm
1 stop8h 57m
$377
BostonButte
BOS - BTM
BOSBTM
Boston Logan Intl
Sun 9/6
2:28 pm-10:26 pm
2 stops9h 58m
Butte Silver Bow Co
Sat 9/12
9:48 am-1:10 am
2 stops13h 22m
$379
BostonBozeman
BOS - BZN
BOSBZN
Boston Logan Intl
Sat 9/5
3:55 pm-9:15 pm
1 stop7h 20m
Bozeman Gallatin Field
Wed 9/9
6:55 am-9:25 pm
2 stops12h 30m
$382
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Boston to Montana
Have a flexible travel schedule? Discover the best time to fly to Montana from Boston with our price prediction graph.
BOS-BZN
BOS-GTF
BOS-MSO
BOS-BIL
BOS-FCA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Boston to Montana
BOS-USMT
BOS-BZN
BOS-GTF
BOS-MSO
BOS-BIL
What is the cheapest month to book a flight from Boston to Montana?
Currently, December is the cheapest month in which you can book a flight from Boston to Montana (average of $127). Flying from Boston to Montana in April is currently the most expensive (average of $271). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BOS to MT?
Find hourly flight availability from Boston to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 8, 2026.
When flying from Boston to Montana, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Boston to Montana?
How far ahead should I book a flight from Boston to Montana?
To ensure you get the cheapest price possible for a flight from Boston to Montana, you should look to book at least 32 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 July 8, 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
Crew
8.5
Entertainment
7.0
Overall
7.9
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
7.9
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
7.9
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
7.9
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
7.9
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
7.9
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Boston to Montana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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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 July 8, 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 July 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$160 | Average$475 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$176 | Average$518 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$237 | Average$574 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$263 | Average$544 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$278 | Average$508 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$284 | Average$488 | FlexibilityNo cancel fee | On-time75% |