$177+ Cheap flights from Missoula to Boston (MSO - 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — BOS
Mar 19 — Mar 261
1 adult, Economy
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Find cheap flights from Missoula to Boston with Cheapflights
1. Tell us where you want to go
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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Missoula to Boston
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Best
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Cheapest flights from Missoula to BostonExplore the most affordable flight options available from Missoula to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 17, 2026.
Explore the most affordable flight options available from Missoula to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 17, 2026.
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 5/68:32 am
MSO
- BOS
1 stop6h 32m
Delta
Wed 5/138:10 am
BOS
- MSO
1 stop8h 30m
Delta
Deal found 2/13![Delta logo]()
$353
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 9/25:45 am
MSO
- BOS
1 stop9h 34m
Delta
Sun 9/66:25 pm
BOS
- MSO
1 stop7h 59m
Delta
Deal found 2/15![Delta logo]()
$361
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 5/68:32 am
MSO
- BOS
1 stop9h 03m
Delta
Mon 5/112:22 pm
BOS
- MSO
2 stops11h 15m
Delta
Deal found 2/15![Delta logo]()
$362
This Alaska Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 9/242:16 pm
MSO
- BOS
1 stop7h 49m
Alaska Airlines
Sat 10/36:00 am
BOS
- MSO
1 stop9h 36m
Alaska Airlines
Deal found 2/13![Alaska Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 9/243:27 pm
MSO
- BOS
1 stop6h 25m
Delta
Sat 10/35:30 am
BOS
- MSO
2 stops11h 07m
Delta
Deal found 2/13![Delta logo]()
$372
This Alaska Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 10/32:16 pm
MSO
- BOS
1 stop7h 49m
Alaska Airlines
Sat 10/106:00 am
BOS
- MSO
1 stop9h 36m
Alaska Airlines
Deal found 2/16![Alaska Airlines logo]()
$373
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/72:38 pm
MSO
- BOS
1 stop7h 21m
United Airlines
Wed 4/153:05 pm
BOS
- MSO
1 stop8h 25m
United Airlines
Deal found 2/15![United Airlines logo]()
$381
Best flights from Missoula to BostonDiscover carefully curated flight deals from Missoula to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 17, 2026.
Discover carefully curated flight deals from Missoula to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 17, 2026.
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 5/68:32 am
MSO
- BOS
1 stop6h 32m
Delta
Wed 5/138:10 am
BOS
- MSO
1 stop8h 30m
Delta
Deal found 2/13![Delta logo]()
$353
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/72:38 pm
MSO
- BOS
1 stop7h 21m
United Airlines
Wed 4/1511:00 am
BOS
- MSO
2 stops12h 30m
United Airlines
Deal found 2/15![United Airlines logo]()
$358
This Orbitz deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:36 pm
MSO
- BOS
1 stop11h 04m
Alaska Airlines
Tue 6/167:10 am
BOS
- MSO
1 stop10h 13m
Alaska Airlines
Deal found 2/14![Alaska Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 5/68:32 am
MSO
- BOS
1 stop6h 32m
Delta
Mon 5/112:22 pm
BOS
- MSO
2 stops11h 15m
Delta
Deal found 2/14![Delta logo]()
$362
Last-minute flights from Missoula to BostonDiscover last-minute flight deals from Missoula to Boston. Data last updated February 17, 2026 and is based on user searches.
Discover last-minute flight deals from Missoula to Boston. Data last updated February 17, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Sun 3/16:10 pm
MSO
- BOS
1 stop9h 50m
Delta
Thu 3/56:10 am
BOS
- MSO
1 stop8h 16m
Delta
Deal found 2/14![Delta logo]()
$521
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 3/27:30 am
MSO
- BOS
1 stop9h 45m
Delta
Wed 3/113:10 pm
BOS
- MSO
1 stop6h 52m
Delta
Deal found 2/16![Delta logo]()
$387
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 3/32:34 pm
MSO
- BOS
1 stop7h 10m
United Airlines
Sat 3/77:00 am
BOS
- MSO
1 stop11h 08m
United Airlines
Deal found 2/16![United Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 3/138:32 am
MSO
- BOS
1 stop9h 02m
Delta
Mon 3/166:44 pm
BOS
- MSO
1 stop7h 40m
Delta
Deal found 2/16![Delta logo]()
$520
This Alaska Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Sun 3/156:23 am
MSO
- BOS
1 stop22h 31m
Alaska Airlines
Fri 3/207:15 am
BOS
- MSO
1 stop18h 42m
Alaska Airlines
Deal found 2/16![Alaska Airlines logo]()
$493
This Alaska Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Sun 3/156:23 am
MSO
- BOS
1 stop22h 31m
Alaska Airlines
Sun 3/227:15 am
BOS
- MSO
1 stop18h 42m
Alaska Airlines
Deal found 2/16![Alaska Airlines logo]()
$548
This Alaska Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Sun 3/227:00 am
MSO
- BOS
1 stop8h 05m
Alaska Airlines
Tue 3/247:15 am
BOS
- MSO
1 stop18h 42m
Alaska Airlines
Deal found 2/14![Alaska Airlines logo]()
$547
One-way flights from Missoula to BostonSearch for one-way flight options from Missoula to Boston. Find affordable one-way fares based on user searches. Data last updated February 17, 2026.
Search for one-way flight options from Missoula to Boston. Find affordable one-way fares based on user searches. Data last updated February 17, 2026.
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 5/91:08 pm
MSO
- BOS
1 stop9h 15m
American Airlines
Deal found 2/13![American Airlines logo]()
$177
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 4/271:08 pm
MSO
- BOS
1 stop9h 15m
American Airlines
Deal found 2/14![American Airlines logo]()
$181
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:10 pm
MSO
- BOS
2 stops11h 25m
Delta
Deal found 2/13![Delta logo]()
$182
This Alaska Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 7/134:13 pm
MSO
- BOS
1 stop13h 27m
Alaska Airlines
Deal found 2/15![Alaska Airlines logo]()
$186
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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.
Sun 3/156:04 pm
MSO
- BOS
1 stop10h 06m
Delta
Deal found 2/13![Delta logo]()
$221
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 7/136:10 pm
MSO
- BOS
1 stop9h 59m
Delta
Deal found 2/14![Delta logo]()
$231
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 7/146:10 pm
MSO
- BOS
2 stops12h 50m
Delta
Deal found 2/14![Delta logo]()
$236
This Alaska Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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 4/271:08 pm
MSO
- BOS
2 stops32h 51m
Alaska Airlines
Deal found 2/13![Alaska Airlines logo]()
$238
This Alaska Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 7/166:35 am
MSO
- BOS
1 stop7h 58m
Alaska Airlines
Deal found 2/14![Alaska Airlines logo]()
$240
This Alaska Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 7/112:16 pm
MSO
- BOS
1 stop7h 43m
Alaska Airlines
Deal found 2/14![Alaska Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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.
Sun 5/103:30 pm
MSO
- BOS
1 stop6h 24m
Delta
Deal found 2/13![Delta logo]()
$270
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 7/106:10 pm
MSO
- BOS
2 stops12h 50m
Delta
Deal found 2/15![Delta logo]()
$275
Find flight deals from Missoula to Boston
Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to Boston (BOS). 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 February 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $353 (Delta) |
One-way from | $177 (American Airlines) |
Popular in | November |
Cheapest in | April |
Average price | $660 |
Cheapflights Fare Finder
Customize your flight search to find flights from Missoula 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 February 17, 2026.
Use the filters below to find and compare flights from Missoula to Boston that are best for you.
Fly from
Missoula
Fly to
Boston
Route
Depart
Return
Price
MissoulaBoston
MSO - BOS
MSOBOS
Missoula Johnson-Bell Field
Wed 5/6
8:32 am-5:04 pm
1 stop6h 32m
Boston Logan Intl
Wed 5/13
8:10 am-2:40 pm
1 stop8h 30m
$353
MissoulaBoston
MSO - BOS
MSOBOS
Missoula Johnson-Bell Field
Tue 4/7
2:38 pm-11:59 pm
1 stop7h 21m
Boston Logan Intl
Wed 4/15
11:00 am-9:30 pm
2 stops12h 30m
$358
MissoulaBoston
MSO - BOS
MSOBOS
Missoula Johnson-Bell Field
Wed 6/10
6:36 pm-7:40 am
1 stop11h 04m
Boston Logan Intl
Tue 6/16
7:10 am-3:23 pm
1 stop10h 13m
$361
MissoulaBoston
MSO - BOS
MSOBOS
Missoula Johnson-Bell Field
Wed 5/6
8:32 am-5:04 pm
1 stop6h 32m
Boston Logan Intl
Mon 5/11
2:22 pm-11:37 pm
2 stops11h 15m
$362
MissoulaBoston
MSO - BOS
MSOBOS
Missoula Johnson-Bell Field
Sat 5/9
1:08 pm-12:23 am
1 stop9h 15m
$177
MissoulaBoston
MSO - BOS
MSOBOS
Missoula Johnson-Bell Field
Tue 7/14
2:16 pm-11:59 pm
1 stop7h 43m
$181
MissoulaBoston
MSO - BOS
MSOBOS
Missoula Johnson-Bell Field
Mon 4/27
1:08 pm-12:23 am
1 stop9h 15m
$181
MissoulaBoston
MSO - BOS
MSOBOS
Missoula Johnson-Bell Field
Sat 5/9
6:10 pm-7:35 am
2 stops11h 25m
$182
MissoulaBoston
MSO - BOS
MSOBOS
Missoula Johnson-Bell Field
Fri 7/10
2:16 pm-11:59 pm
1 stop7h 43m
$221
MissoulaBoston
MSO - BOS
MSOBOS
Missoula Johnson-Bell Field
Sun 3/15
6:04 pm-6:10 am
1 stop10h 06m
$221
Compare providers for flights from Missoula to Boston
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 Missoula to Boston in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Missoula-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Missoula-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Missoula-Boston 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 Missoula-Boston 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 Missoula to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Missoula with our price prediction graph.
MSO-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 Missoula to Boston
Reviews of airlines servicing Boston
Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated February 17, 2026.
See what other customers who have flown with Alaska Airlines, Delta, and United Airlines from Missoula to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
8.0
Crew
8.5
Entertainment
7.0
Food
7.1
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Overall
8.0
Crew
8.5
Entertainment
7.0
Food
7.1
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Overall
8.0
Crew
8.5
Entertainment
7.0
Food
7.1
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Overall
8.0
Crew
8.5
Entertainment
7.0
Food
7.1
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Overall
8.0
Crew
8.5
Entertainment
7.0
Food
7.1
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from Missoula 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 locationsMedford
Cambridge
Hampton Beach
Watertown
Seekonk
Brockton
Concord
Seabrook
Cranston
Lincoln
Warwick
Smithfield
Peabody
Quincy
York Beach
Londonderry
Swansea
Old Orchard Beach
Waltham
Lowell
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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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 February 17, 2026.
Complete your trip
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Missoula and Boston flights
Browse other Missoula and Boston flight options. Last updated on February 17, 2026.
Other flights from Missoula
Browse through other flights departing from Missoula. Flights are based on user searches made on Cheapflights and were last updated on February 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Missoula to Boston
Discover the top 4 airlines that operate flights from Missoula 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 February 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$305 | Average$459 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$308 | Average$602 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$327 | Average$420 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$380 | Average$598 | FlexibilityNo cancel fee | On-time75% |