$149+ Cheap flights from Montana to Boston (BOS)
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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — BOS
Sep 6 — Sep 131
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Montana to BostonExplore the most affordable flight options available from Montana to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2026.
Explore the most affordable flight options available from Montana to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2026.
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:15 pm -
1 stop8h 21m
Fri 10/237:00 am -
1 stop7h 25m
Deal found 8/5![American Airlines logo]()
$277
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:30 am -
1 stop10h 15m
Sun 9/277:45 am -
1 stop9h 41m
Deal found 8/5![American Airlines logo]()
$297
This Cheapflightsfares deal was found by Cheapflights users on 8/6. 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.
Fri 9/412:17 pm -
Nonstop4h 56m
Mon 9/78:10 am -
Nonstop4h 57m
Deal found 8/6![JetBlue logo]()
$324
This Delta deal was found by Cheapflights users on 8/3. 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.
Wed 9/22:15 pm -
1 stop7h 26m
Mon 9/710:35 am -
Nonstop5h 02m
Deal found 8/3![Delta logo]()
$325
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:15 pm -
1 stop8h 21m
Mon 10/195:17 am -
1 stop9h 40m
Deal found 8/5![American Airlines logo]()
$336
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/273:30 pm -
1 stop7h 00m
Mon 8/315:50 am -
2 stops10h 05m
Deal found 8/3![Southwest logo]()
$340
This Delta deal was found by Cheapflights users on 8/5. 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.
Sat 9/52:30 pm -
Nonstop4h 33m
Sat 9/127:55 am -
1 stop8h 58m
Deal found 8/5![Delta logo]()
$341
This Cheapflightsfares deal was found by Cheapflights users on 8/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:17 pm -
Nonstop4h 56m
Tue 9/85:01 am -
1 stop7h 25m
Deal found 8/5![JetBlue logo]()
$342
This American Airlines deal was found by Cheapflights users on 8/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/291:15 pm -
1 stop8h 21m
Wed 11/46:00 am -
1 stop8h 52m
Deal found 8/1![American Airlines logo]()
$345
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Thu 10/2212:53 pm -
1 stop8h 31m
Wed 10/286:00 am -
2 stops9h 30m
Deal found 8/3![United Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Wed 10/2112:26 pm -
1 stop8h 58m
Wed 10/283:05 pm -
1 stop8h 46m
Deal found 8/5![United Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 8/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:21 pm -
1 stop7h 29m
Tue 10/275:17 am -
1 stop9h 34m
Deal found 8/2![American Airlines logo]()
$379
Best flights from Montana to BostonDiscover carefully curated flight deals from Montana to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
Discover carefully curated flight deals from Montana to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
This United Airlines deal was found by Cheapflights users on 8/6. 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 8/284:30 pm -
1 stop6h 41m
Sat 9/510:38 am -
1 stop10h 04m
Deal found 8/6![United Airlines logo]()
$345
This Delta deal was found by Cheapflights users on 8/1. 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 11/56:30 pm -
1 stop9h 55m
Thu 11/195:45 am -
1 stop8h 24m
Deal found 8/1![Delta logo]()
$345
This American Airlines deal was found by Cheapflights users on 8/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:21 pm -
1 stop7h 29m
Tue 10/275:17 am -
1 stop9h 34m
Deal found 8/4![American Airlines logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 8/5. 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.
Sat 11/144:57 pm -
1 stop10h 44m
Tue 11/177:10 am -
1 stop11h 07m
Deal found 8/5![Alaska Airlines logo]()
$398
This Southwest deal was found by Cheapflights users on 8/4. 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.
Fri 1/811:30 am -
2 stops8h 25m
Sun 1/105:40 am -
2 stops11h 05m
Deal found 8/4![Southwest logo]()
$468
This Delta deal was found by Cheapflights users on 8/5. 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.
Sat 9/53:24 pm -
1 stop6h 33m
Sat 9/127:55 am -
1 stop8h 58m
Deal found 8/5![Delta logo]()
$351
This United Airlines deal was found by Cheapflights users on 8/1. 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 9/212:43 pm -
2 stops9h 16m
Mon 9/76:01 am -
1 stop7h 39m
Deal found 8/1![United Airlines logo]()
$377
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:13 pm -
1 stop8h 21m
Fri 9/186:00 am -
1 stop7h 57m
Deal found 8/7![American Airlines logo]()
$414
This Delta deal was found by Cheapflights users on 8/5. 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 10/26:33 pm -
1 stop9h 57m
Sat 10/106:05 am -
1 stop8h 13m
Deal found 8/5![Delta logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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.
Tue 11/34:57 pm -
1 stop10h 44m
Sat 11/77:10 am -
1 stop11h 07m
Deal found 8/2![Alaska Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Fri 9/112:30 pm -
1 stop7h 24m
Sun 9/135:45 am -
1 stop6h 57m
Deal found 8/5![United Airlines logo]()
$391
This Alaska Airlines deal was found by Cheapflights users on 8/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:41 pm -
1 stop11h 00m
Tue 11/177:10 am -
1 stop10h 54m
Deal found 8/6![Alaska Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 8/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:30 am -
1 stop5h 28m
Tue 12/156:05 am -
1 stop8h 13m
Deal found 8/2![Delta logo]()
$393
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:05 pm -
1 stop10h 25m
Wed 9/309:25 am -
1 stop7h 15m
Deal found 8/3![Southwest logo]()
$502
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Fri 9/42:35 pm -
1 stop7h 19m
Tue 9/89:33 am -
2 stops13h 57m
Deal found 8/5![United Airlines logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 8/3. 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.
Tue 11/101:55 pm -
1 stop8h 04m
Sat 11/147:10 am -
1 stop10h 24m
Deal found 8/3![Alaska Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 8/5. 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.
Tue 12/16:25 pm -
1 stop9h 55m
Sat 12/56:05 am -
1 stop8h 26m
Deal found 8/5![Delta logo]()
$398
This American Airlines deal was found by Cheapflights users on 8/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/101:45 pm -
1 stop6h 51m
Mon 10/193:14 pm -
1 stop23h 21m
Deal found 8/1![American Airlines logo]()
$498
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/58:38 am -
2 stops13h 21m
Fri 9/115:08 pm -
1 stop7h 18m
Deal found 8/6![United Airlines logo]()
$435
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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.
Sat 12/52:16 pm -
1 stop7h 49m
Wed 12/97:08 am -
1 stop10h 15m
Deal found 8/1![Alaska Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 8/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:20 am -
1 stop8h 45m
Wed 9/168:15 am -
1 stop7h 10m
Deal found 8/2![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/124:17 pm -
1 stop11h 45m
Sun 9/206:00 am -
1 stop7h 29m
Deal found 8/6![United Airlines logo]()
$443
This Delta deal was found by Cheapflights users on 8/5. 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.
Mon 10/191:08 pm -
1 stop8h 51m
Sat 10/244:15 pm -
1 stop8h 14m
Deal found 8/5![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Wed 8/265:53 pm -
1 stop10h 06m
Sat 8/2911:55 am -
1 stop7h 18m
Deal found 8/3![United Airlines logo]()
$448
This Delta deal was found by Cheapflights users on 8/5. 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 9/412:55 pm -
1 stop9h 02m
Tue 9/86:05 am -
1 stop8h 12m
Deal found 8/5![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Fri 10/1611:38 am -
1 stop9h 07m
Wed 10/219:30 am -
2 stops11h 42m
Deal found 8/3![United Airlines logo]()
$450
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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.
Tue 9/228:21 pm -
1 stop9h 18m
Sat 10/37:51 am -
2 stops17h 08m
Deal found 8/2![Alaska Airlines logo]()
$561
This Delta deal was found by Cheapflights users on 8/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:40 am -
1 stop8h 59m
Mon 9/76:05 am -
1 stop8h 10m
Deal found 8/2![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 8/1. 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 11/510:40 am -
1 stop9h 14m
Thu 11/196:00 am -
2 stops11h 30m
Deal found 8/1![United Airlines logo]()
$450
This Delta deal was found by Cheapflights users on 8/5. 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.
Sat 10/106:25 pm -
1 stop10h 05m
Sat 10/176:05 am -
1 stop8h 29m
Deal found 8/5![Delta logo]()
$443
Last-minute flights from Montana to BostonDiscover last-minute flight deals from Montana to Boston. Data last updated August 7, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Boston. Data last updated August 7, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/273:30 pm -
1 stop7h 00m
Mon 8/315:50 am -
2 stops10h 05m
Deal found 8/3![Southwest logo]()
$340
This United Airlines deal was found by Cheapflights users on 8/4. 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.
Thu 8/274:30 pm -
1 stop6h 41m
Sun 8/307:45 am -
1 stop7h 39m
Deal found 8/4![United Airlines logo]()
$345
This Delta deal was found by Cheapflights users on 8/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:18 pm -
1 stop10h 12m
Sat 9/56:05 am -
1 stop8h 23m
Deal found 8/2![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 8/3. 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.
Wed 9/22:15 pm -
1 stop7h 26m
Mon 9/710:35 am -
Nonstop5h 02m
Deal found 8/3![Delta logo]()
$325
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:55 pm -
1 stop7h 55m
Mon 9/79:19 am -
1 stop8h 06m
Deal found 8/5![American Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 8/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:20 am -
1 stop8h 45m
Wed 9/168:15 am -
1 stop7h 10m
Deal found 8/2![Delta logo]()
$409
This Cheapflightsfares deal was found by Cheapflights users on 8/6. 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.
Fri 9/412:17 pm -
Nonstop4h 56m
Mon 9/78:10 am -
Nonstop4h 57m
Deal found 8/6![JetBlue logo]()
$324
This Cheapflightsfares deal was found by Cheapflights users on 8/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:17 pm -
Nonstop4h 56m
Tue 9/85:01 am -
1 stop7h 25m
Deal found 8/5![JetBlue logo]()
$342
This Delta deal was found by Cheapflights users on 8/5. 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.
Sat 9/52:30 pm -
Nonstop4h 33m
Sat 9/127:55 am -
1 stop8h 58m
Deal found 8/5![Delta logo]()
$341
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:30 am -
1 stop10h 15m
Sun 9/277:45 am -
1 stop9h 41m
Deal found 8/5![American Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Wed 9/235:00 am -
2 stops9h 48m
Wed 10/283:05 pm -
1 stop8h 09m
Deal found 8/6![United Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 8/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:23 am -
1 stop9h 02m
Sat 10/36:05 am -
1 stop8h 12m
Deal found 8/2![Delta logo]()
$393
One-way flights from Montana to BostonSearch for one-way flight options from Montana to Boston. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
Search for one-way flight options from Montana to Boston. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:55 am -
1 stop9h 45m
Deal found 8/5![American Airlines logo]()
$149
This Delta deal was found by Cheapflights users on 8/3. 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 9/52:30 pm -
Nonstop4h 33m
Deal found 8/3![Delta logo]()
$158
This American Airlines deal was found by Cheapflights users on 8/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:47 pm -
1 stop8h 08m
Deal found 8/4![American Airlines logo]()
$159
This Cheapflightsfares deal was found by Cheapflights users on 8/6. 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 9/51:45 pm -
Nonstop5h 03m
Deal found 8/6![JetBlue logo]()
$162
This JetBlue deal was found by Cheapflights users on 8/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:22 pm -
Nonstop4h 56m
Deal found 8/2![JetBlue logo]()
$163
This Delta deal was found by Cheapflights users on 8/3. 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.
Wed 9/22:15 pm -
1 stop9h 10m
Deal found 8/3![Delta logo]()
$168
This Delta deal was found by Cheapflights users on 8/3. 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.
Fri 10/306:30 pm -
1 stop9h 55m
Deal found 8/3![Delta logo]()
$173
This Trip.com deal was found by Cheapflights users on 8/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:42 pm -
2 stops36h 25m
Deal found 8/3![Multiple Airlines logo]()
$175
This Delta deal was found by Cheapflights users on 8/4. 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.
Mon 11/22:31 pm -
1 stop8h 49m
Deal found 8/4![Delta logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Mon 9/215:22 pm -
2 stops16h 45m
Deal found 8/2![Multiple Airlines logo]()
$189
This United Airlines deal was found by Cheapflights users on 8/3. 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 8/292:29 pm -
1 stop7h 21m
Deal found 8/3![United Airlines logo]()
$190
This Delta deal was found by Cheapflights users on 8/3. 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.
Mon 9/282:40 pm -
1 stop7h 19m
Deal found 8/3![Delta logo]()
$190
Find flight deals from Montana to Boston
Keep the following information in mind while searching for Montana to Boston flight deals. Data was last updated August 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $277 (American Airlines) |
One-way from | $149 (American Airlines) |
Popular in | November |
Cheapest in | February |
Average price | $472 |
Good round-trip deal | $492 or less |
Good one-way deal | $374 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to Boston 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 August 7, 2026.
Use the filters below to find and compare flights from Montana to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Fri 8/28
4:30 pm-1:11 am
1 stop6h 41m
Boston Logan Intl
Sat 9/5
10:38 am-6:42 pm
1 stop10h 04m
$345
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Thu 11/5
6:30 pm-6:25 am
1 stop9h 55m
Boston Logan Intl
Thu 11/19
5:45 am-12:09 pm
1 stop8h 24m
$345
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Sat 9/5
3:24 pm-11:57 pm
1 stop6h 33m
Boston Logan Intl
Sat 9/12
7:55 am-2:53 pm
1 stop8h 58m
$351
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Wed 9/2
12:43 pm-11:59 pm
2 stops9h 16m
Boston Logan Intl
Mon 9/7
6:01 am-11:40 am
1 stop7h 39m
$377
BillingsBoston
BIL Billings Logan Intl - BOS Boston Logan Intl
BILBOS
Billings Logan Intl
Tue 10/20
1:21 pm-10:50 pm
1 stop7h 29m
Boston Logan Intl
Tue 10/27
5:17 am-12:51 pm
1 stop9h 34m
$379
BillingsBoston
BIL Billings Logan Intl - BOS Boston Logan Intl
BILBOS
Billings Logan Intl
Fri 10/2
6:33 pm-6:30 am
1 stop9h 57m
Boston Logan Intl
Sat 10/10
6:05 am-12:18 pm
1 stop8h 13m
$379
BozemanBoston
BZN Bozeman Gallatin Field - BOS Boston Logan Intl
BZNBOS
Bozeman Gallatin Field
Fri 9/11
2:30 pm-11:54 pm
1 stop7h 24m
Boston Logan Intl
Sun 9/13
5:45 am-10:42 am
1 stop6h 57m
$391
Quickest round-trip
BillingsBoston
BIL Billings Logan Intl - BOS Boston Logan Intl
BILBOS
Billings Logan Intl
Fri 12/11
6:30 am-1:58 pm
1 stop5h 28m
Boston Logan Intl
Tue 12/15
6:05 am-12:18 pm
1 stop8h 13m
$393
Great FallsBoston
GTF Great Falls - BOS Boston Logan Intl
GTFBOS
Great Falls
Sat 11/14
4:57 pm-5:41 am
1 stop10h 44m
Boston Logan Intl
Tue 11/17
7:10 am-4:17 pm
1 stop11h 07m
$398
Great FallsBoston
GTF Great Falls - BOS Boston Logan Intl
GTFBOS
Great Falls
Tue 12/1
6:25 pm-6:20 am
1 stop9h 55m
Boston Logan Intl
Sat 12/5
6:05 am-12:31 pm
1 stop8h 26m
$398
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Montana to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Montana with our price prediction graph.
BZN-BOS
BIL-BOS
GTF-BOS
FCA-BOS
HLN-BOS
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 Montana to Boston
USMT-BOS
BZN-BOS
BIL-BOS
GTF-BOS
FCA-BOS
What is the cheapest month to book a flight from Montana to Boston?
Currently, February is the cheapest month in which you can book a flight from Montana to Boston (average of $313). Flying from Montana to Boston in November is currently the most expensive (average of $670). 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 MT to BOS?
Find hourly flight availability from Montana to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 7, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montana to Boston as you normally would.
Weekly flight availability from Montana to Boston
Explore weekly flight availability from Montana to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 7, 2026.
The most flights from USMT to BOS are scheduled on a Monday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Montana to Boston?
Airfare is below average for this route at the moment.
Montana to Boston flights typically cost between $327 and $552 in October.The cheapest round-trip price found within the last 5 days was $277 on American Airlines (Oct 21-Oct 23).
How far ahead should I book a flight from Montana to Boston?
To ensure you get the cheapest price possible for a flight from Montana to Boston, you should look to book at least 14 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.
Related info for your journey
Find useful and relevant information for your journey from Montana to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Cambridge
Concord
Brockton
Seekonk
Cranston
Dedham
Warwick
Peabody
Hampton Beach
Auburn
York Beach
Chelsea
Londonderry
Swansea
Fitchburg
North Falmouth
Braintree
Revere
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.
Alternative routes
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Alternative routes for Montana to Boston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 7, 2026.
Complete your trip
Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Montana to Boston by cabin class
Find flights from Montana to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and Boston flights
Browse other Montana and Boston flight options. Last updated on August 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Montana to Boston flights
Consider these flights traveling from Montana to Boston.
Top 6 airlines flying from Montana to Boston
Discover the top 6 airlines that operate flights from Montana to Boston. 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 August 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$173 | Average$557 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$217 | Average$454 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$219 | Average$620 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$271 | Average$488 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$360 | Average$644 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$366 | Average$526 | FlexibilityNo cancel fee | On-time63% |