$191+ Cheap flights from Boston to Missoula (BOS - MSO)
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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MSO
Apr 11 — Apr 181
Round-trip
1 adult, Economy
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Cheapest flights from Boston to MissoulaExplore the most affordable flight options available from Boston to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.
Explore the most affordable flight options available from Boston to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.
This Delta deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/410:20 am
BOS
- MSO
1 stop9h 03m
Delta
Sat 4/116:04 pm
MSO
- BOS
1 stop10h 06m
Delta
Deal found 3/12![Delta logo]()
$317
This Expedia deal was found by Cheapflights users on 3/7. 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.
Wed 4/17:15 am
BOS
- MSO
1 stop10h 20m
Alaska Airlines
Mon 4/64:23 pm
MSO
- BOS
1 stop12h 16m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 3/7. 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.
Wed 4/111:15 am
BOS
- MSO
2 stops10h 47m
Delta
Mon 4/66:04 pm
MSO
- BOS
1 stop10h 06m
Delta
Deal found 3/7![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 4/253:10 pm
BOS
- MSO
1 stop6h 52m
Delta
Sat 5/26:18 pm
MSO
- BOS
1 stop9h 42m
Delta
Deal found 3/9![Delta logo]()
$368
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 9/107:20 am
BOS
- MSO
1 stop10h 03m
Alaska Airlines
Wed 9/162:16 pm
MSO
- BOS
1 stop7h 43m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$381
This American Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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.
Mon 8/175:29 am
BOS
- MSO
1 stop8h 47m
American Airlines
Wed 8/197:45 am
MSO
- BOS
2 stops12h 05m
American Airlines
Deal found 3/9![American Airlines logo]()
$386
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 9/129:20 am
BOS
- MSO
1 stop10h 36m
Alaska Airlines
Wed 9/162:16 pm
MSO
- BOS
1 stop7h 43m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 8/285:29 am
BOS
- MSO
1 stop19h 59m
American Airlines
Wed 9/27:45 am
MSO
- BOS
1 stop7h 05m
American Airlines
Deal found 3/8![American Airlines logo]()
$388
This Expedia deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:42 pm
BOS
- MSO
1 stop19h 46m
Alaska Airlines
Sat 5/93:55 pm
MSO
- BOS
1 stop13h 17m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 3/7. 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 9/512:55 pm
BOS
- MSO
2 stops12h 19m
Delta
Fri 9/183:27 pm
MSO
- BOS
1 stop6h 25m
Delta
Deal found 3/7![Delta logo]()
$392
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 9/510:30 am
BOS
- MSO
1 stop29h 06m
Alaska Airlines
Sat 9/121:15 pm
MSO
- BOS
1 stop14h 47m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$393
Best flights from Boston to MissoulaDiscover carefully curated flight deals from Boston to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 12, 2026.
Discover carefully curated flight deals from Boston to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 12, 2026.
This Delta deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/45:50 am
BOS
- MSO
2 stops13h 33m
Delta
Sat 4/115:20 am
MSO
- BOS
1 stop7h 00m
Delta
Deal found 3/12![Delta logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 9/53:28 pm
BOS
- MSO
1 stop10h 51m
Alaska Airlines
Sat 9/121:15 pm
MSO
- BOS
1 stop14h 47m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$393
This United Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1611:00 am
BOS
- MSO
2 stops12h 34m
United Airlines
Thu 8/64:19 pm
MSO
- BOS
1 stop12h 02m
United Airlines
Deal found 3/9![United Airlines logo]()
$493
This Delta deal was found by Cheapflights users on 3/7. 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.
Mon 9/72:30 pm
BOS
- MSO
2 stops11h 54m
Delta
Wed 9/163:27 pm
MSO
- BOS
1 stop6h 25m
Delta
Deal found 3/7![Delta logo]()
$411
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 9/42:30 pm
BOS
- MSO
2 stops11h 54m
Delta
Sat 9/126:10 pm
MSO
- BOS
1 stop9h 59m
Delta
Deal found 3/8![Delta logo]()
$432
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 9/89:20 am
BOS
- MSO
1 stop10h 36m
Alaska Airlines
Mon 9/141:15 pm
MSO
- BOS
2 stops16h 47m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$508
This Delta deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/2310:20 am
BOS
- MSO
1 stop9h 18m
Delta
Mon 4/276:18 pm
MSO
- BOS
1 stop9h 42m
Delta
Deal found 3/11![Delta logo]()
$441
This Delta deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 5/282:33 pm
BOS
- MSO
2 stops11h 07m
Delta
Sun 5/313:30 pm
MSO
- BOS
1 stop6h 24m
Delta
Deal found 3/9![Delta logo]()
$446
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 6/306:10 am
BOS
- MSO
1 stop12h 51m
Alaska Airlines
Fri 7/107:59 pm
MSO
- BOS
1 stop9h 41m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$545
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 6/136:10 am
BOS
- MSO
2 stops19h 49m
Alaska Airlines
Sat 6/202:04 pm
MSO
- BOS
1 stop13h 39m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$554
This Delta deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 5/255:40 am
BOS
- MSO
2 stops11h 00m
Delta
Thu 5/286:05 pm
MSO
- BOS
1 stop10h 15m
Delta
Deal found 3/11![Delta logo]()
$465
This Delta deal was found by Cheapflights users on 3/7. 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 7/215:00 pm
BOS
- MSO
2 stops9h 24m
Delta
Mon 7/276:10 pm
MSO
- BOS
1 stop9h 59m
Delta
Deal found 3/7![Delta logo]()
$490
Last-minute flights from Boston to MissoulaDiscover last-minute flight deals from Boston to Missoula. Data last updated March 12, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Missoula. Data last updated March 12, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 3/7. 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.
Wed 4/17:15 am
BOS
- MSO
1 stop10h 20m
Alaska Airlines
Mon 4/64:23 pm
MSO
- BOS
1 stop12h 16m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 3/7. 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.
Wed 4/111:15 am
BOS
- MSO
2 stops10h 47m
Delta
Mon 4/66:04 pm
MSO
- BOS
1 stop10h 06m
Delta
Deal found 3/7![Delta logo]()
$354
This United Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/33:05 pm
BOS
- MSO
1 stop8h 25m
United Airlines
Sat 4/112:38 pm
MSO
- BOS
1 stop7h 21m
United Airlines
Deal found 3/11![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/410:20 am
BOS
- MSO
1 stop9h 03m
Delta
Sat 4/116:04 pm
MSO
- BOS
1 stop10h 06m
Delta
Deal found 3/12![Delta logo]()
$317
This American Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 4/237:40 pm
BOS
- MSO
1 stop18h 58m
American Airlines
Mon 4/271:08 pm
MSO
- BOS
1 stop9h 17m
American Airlines
Deal found 3/9![American Airlines logo]()
$402
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 4/2310:20 am
BOS
- MSO
1 stop9h 18m
Delta
Mon 4/276:18 pm
MSO
- BOS
1 stop9h 42m
Delta
Deal found 3/8![Delta logo]()
$406
This Delta deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 4/253:10 pm
BOS
- MSO
1 stop6h 52m
Delta
Sat 5/26:18 pm
MSO
- BOS
1 stop9h 42m
Delta
Deal found 3/9![Delta logo]()
$368
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Sun 4/267:40 pm
BOS
- MSO
1 stop18h 58m
American Airlines
Sat 5/21:08 pm
MSO
- BOS
1 stop9h 17m
American Airlines
Deal found 3/7![American Airlines logo]()
$417
One-way flights from Boston to MissoulaSearch for one-way flight options from Boston to Missoula. Find affordable one-way fares based on user searches. Data last updated March 12, 2026.
Search for one-way flight options from Boston to Missoula. Find affordable one-way fares based on user searches. Data last updated March 12, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 4/87:15 am
BOS
- MSO
1 stop10h 20m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$191
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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.
Mon 6/157:36 pm
BOS
- MSO
1 stop17h 06m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$196
This Expedia deal was found by Cheapflights users on 3/7. 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 5/147:11 pm
BOS
- MSO
1 stop30h 48m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$217
This United Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1311:00 am
BOS
- MSO
2 stops12h 34m
United Airlines
Deal found 3/10![United Airlines logo]()
$240
This Delta deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/167:10 am
BOS
- MSO
1 stop9h 27m
Delta
Deal found 3/10![Delta logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 7/2910:12 am
BOS
- MSO
3 stops25h 22m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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.
Sat 3/287:14 pm
BOS
- MSO
2 stops50h 13m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$246
This American Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 4/810:00 am
BOS
- MSO
2 stops13h 45m
American Airlines
Deal found 3/9![American Airlines logo]()
$252
This Delta deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 3/285:15 pm
BOS
- MSO
1 stop8h 03m
Delta
Deal found 3/9![Delta logo]()
$255
This United Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/169:30 am
BOS
- MSO
2 stops14h 04m
United Airlines
Deal found 3/10![United Airlines logo]()
$256
Find flight deals from Boston to Missoula
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Missoula (MSO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $316 (Delta) |
One-way from | $191 (Alaska Airlines) |
Popular in | March |
Cheapest in | February |
Average price | $653 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Missoula 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 March 12, 2026.
Use the filters below to find and compare flights from Boston to Missoula that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Sat 4/4
5:50 am-5:23 pm
2 stops13h 33m
Missoula Johnson-Bell Field
Sat 4/11
5:20 am-2:20 pm
1 stop7h 00m
$383
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Sat 9/5
3:28 pm-12:19 am
1 stop10h 51m
Missoula Johnson-Bell Field
Sat 9/12
1:15 pm-6:02 am
1 stop14h 47m
$393
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Mon 9/7
2:30 pm-12:24 am
2 stops11h 54m
Missoula Johnson-Bell Field
Wed 9/16
3:27 pm-11:52 pm
1 stop6h 25m
$411
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Fri 9/4
2:30 pm-12:24 am
2 stops11h 54m
Missoula Johnson-Bell Field
Sat 9/12
6:10 pm-6:09 am
1 stop9h 59m
$432
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Thu 4/23
10:20 am-5:38 pm
1 stop9h 18m
Missoula Johnson-Bell Field
Mon 4/27
6:18 pm-6:00 am
1 stop9h 42m
$441
Quickest round-trip
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Thu 5/28
2:33 pm-11:40 pm
2 stops11h 07m
Missoula Johnson-Bell Field
Sun 5/31
3:30 pm-11:54 pm
1 stop6h 24m
$446
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Mon 5/25
5:40 am-2:40 pm
2 stops11h 00m
Missoula Johnson-Bell Field
Thu 5/28
6:05 pm-6:20 am
1 stop10h 15m
$465
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Tue 7/21
5:00 pm-12:24 am
2 stops9h 24m
Missoula Johnson-Bell Field
Mon 7/27
6:10 pm-6:09 am
1 stop9h 59m
$490
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Tue 6/16
11:00 am-9:34 pm
2 stops12h 34m
Missoula Johnson-Bell Field
Thu 8/6
4:19 pm-6:21 am
1 stop12h 02m
$493
BostonMissoula
BOS - MSO
BOSMSO
Boston Logan Intl
Tue 9/8
9:20 am-5:56 pm
1 stop10h 36m
Missoula Johnson-Bell Field
Mon 9/14
1:15 pm-8:02 am
2 stops16h 47m
$508
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Boston to Missoula
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Missoula in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Missoula flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Missoula flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Missoula flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Boston to Missoula
Have a flexible travel schedule? Discover the best time to fly to Missoula from Boston with our price prediction graph.
BOS-MSO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Boston to Missoula
How far ahead should I book a flight from Boston to Missoula?
Use this chart to determine the optimal time to book a round-trip flight from Boston to Missoula. Price data was last updated on March 6, 2026.
The price you pay for your flight from Boston to Missoula may vary depending on when you book. For the best chance of a lower fare, look to book 24 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Boston to Missoula?
Currently, July is the cheapest month in which you can book a flight from Boston to Missoula (average of $247). Flying from Boston to Missoula in December is currently the most expensive (average of $440). 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.
Reviews of airlines servicing Missoula
Get insights into the airlines that provide service to Missoula. 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 Missoula. Reviews last updated March 12, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited Airlines from Boston to Missoula. 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.
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from Boston to Missoula. 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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Other flights to Missoula
Explore flights to Missoula departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 12, 2026.
Boston and Missoula flights
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Top 4 airlines flying from Boston to Missoula
Discover the top 4 airlines that operate flights from Boston to Missoula. 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 March 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$289 | Average$515 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$358 | Average$478 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$360 | Average$531 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$361 | Average$602 | FlexibilityNo cancel fee | On-time69% |