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$275+ 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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — BOS
Jun 25 — Jul 21
Thu 6/25
Thu 7/2
1 adult, Economy
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Cheap flight deals from Missoula to Boston

Cheapest flights from Missoula to Boston
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 May 26, 2026.

This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 10/106:10 pm
MSO
-
BOS
1 stop10h 01m
Delta
Sat 10/176:00 am
BOS
-
MSO
1 stop8h 36m
Delta
Deal found 5/21$397
This American Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:51 pm
MSO
-
BOS
2 stops13h 39m
American Airlines
Wed 8/266:00 am
BOS
-
MSO
1 stop8h 35m
American Airlines
Deal found 5/21$402
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” 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 9/186:22 pm
MSO
-
BOS
1 stop10h 08m
Delta
Sat 9/196:35 pm
BOS
-
MSO
1 stop7h 02m
Delta
Deal found 5/23$414
This American Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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 10/221:29 pm
MSO
-
BOS
1 stop8h 25m
American Airlines
Mon 10/265:24 am
BOS
-
MSO
1 stop9h 15m
American Airlines
Deal found 5/26$421
This United Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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 11/62:27 pm
MSO
-
BOS
1 stop7h 15m
United Airlines
Thu 11/127:30 am
BOS
-
MSO
1 stop10h 40m
United Airlines
Deal found 5/24$426
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 8/195:57 am
MSO
-
BOS
1 stop9h 08m
Delta
Wed 8/2611:05 am
BOS
-
MSO
1 stop8h 42m
Delta
Deal found 5/21$438
This Delta deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:10 pm
MSO
-
BOS
1 stop10h 01m
Delta
Sun 10/116:00 am
BOS
-
MSO
1 stop8h 36m
Delta
Deal found 5/26$444
This American Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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 8/34:44 pm
MSO
-
BOS
2 stops11h 01m
American Airlines
Mon 8/105:51 am
BOS
-
MSO
1 stop8h 44m
American Airlines
Deal found 5/24$445
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 9/106:10 pm
MSO
-
BOS
1 stop9h 59m
Delta
Mon 9/148:15 am
BOS
-
MSO
1 stop8h 27m
Delta
Deal found 5/25$450
This American Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” 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 9/181:29 pm
MSO
-
BOS
1 stop8h 25m
American Airlines
Sat 9/193:07 pm
BOS
-
MSO
2 stops9h 56m
American Airlines
Deal found 5/23$474

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 May 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$397
(Delta)

One-way from

$275
(American Airlines)

Popular in

April

Cheapest in

August

Average price

$514
Provider with most accurate pricing for Missoula Johnson-Bell Field-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-Boston Logan Intl flights.
Search Deals
From Missoula Johnson-Bell Field to Boston Logan Intl
Search Deals
One-way flight from Missoula Johnson-Bell Field to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 26, 2026.
Use the filters below to find and compare flights from Missoula to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Wed 8/19

5:51 pm-9:30 am

2 stops13h 39m

Boston Logan Intl

Wed 8/26

6:10 am-5:20 pm

2 stops13h 10m

$407

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Wed 8/19

5:57 am-5:05 pm

1 stop9h 08m

Boston Logan Intl

Wed 8/26

11:05 am-5:47 pm

1 stop8h 42m

$438

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Fri 8/7

12:34 pm-11:21 pm

1 stop8h 47m

Boston Logan Intl

Mon 8/10

6:00 am-11:32 am

1 stop7h 32m

$524

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Thu 7/2

12:34 pm-11:21 pm

1 stop8h 47m

Boston Logan Intl

Wed 7/22

6:00 am-11:32 am

1 stop7h 32m

$583

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Tue 6/9

8:02 pm-7:40 am

1 stop9h 38m

Boston Logan Intl

Sat 6/13

7:03 am-4:09 pm

1 stop11h 06m

$591

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Sat 8/8

7:13 am-6:30 am

1 stop21h 17m

Boston Logan Intl

Sat 8/15

6:18 pm-11:47 pm

1 stop7h 29m

$607
Quickest round-trip

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Mon 7/27

3:28 pm-11:55 pm

1 stop6h 27m

Boston Logan Intl

Sat 8/1

5:55 pm-11:44 pm

1 stop7h 49m

$629

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Fri 8/7

5:30 am-11:42 pm

2 stops16h 12m

Boston Logan Intl

Sun 8/16

10:20 am-12:18 am

2 stops15h 58m

$656

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Fri 8/7

12:34 pm-11:21 pm

1 stop8h 47m

Boston Logan Intl

Sun 8/16

8:31 pm-9:57 am

2 stops15h 26m

$665

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Wed 7/1

6:29 pm-6:05 am

1 stop9h 36m

Boston Logan Intl

Tue 7/7

5:55 pm-11:44 pm

1 stop7h 49m

$669

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/24

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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

What is the cheapest month to book a flight from Missoula to Boston?

Currently, August is the cheapest month in which you can book a flight from Missoula to Boston (average of $395). Flying from Missoula to Boston in April is currently the most expensive (average of $798). 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.

How much does it cost to fly round-trip 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 May 26, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andUnited 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.
Alaska Airlines
7.9
Good
12,419 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Food

7.1

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,419 reviews
Alaska Airlines
7.9
Good
12,419 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Food

7.1

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Delta
7.9
Good
8,424 reviews
Alaska Airlines
7.9
Good
12,419 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Food

7.1

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
United Airlines
7.4
Good
9,752 reviews
Alaska Airlines
7.9
Good
12,419 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Food

7.1

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
American Airlines
7.1
Good
11,632 reviews
Alaska Airlines
7.9
Good
12,419 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Food

7.1

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

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.

  • How long is the flight from Missoula to Boston?

    Airlines like American Airlines, Delta, and United Airlines fly from Missoula to Boston in about 8h 47m. The time it takes to get you to your destination can typically vary by up to 4h 52m. There are 2113 mi between Missoula and Boston. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Missoula to Boston round-trip?

    American Airlines, at $340, was found to be the cheapest airline from Missoula to Boston.Alternate airlines to your destination round-trip include Delta and Alaska Airlines. American Airlines is currently priced 42% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Missoula to Boston one-way?

    One-way options have recently been found by users for as low as $154 on American Airlines. Other airlines that offer cheap prices include Delta from $163 and United Airlines from $170 one-way.

  • Can I find deals for flights from Missoula to Boston that include hotel bookings?

    Yes. In addition to deals on Missoula to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missoula to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missoula to Boston.

  • Can I find deals for business class flights from Missoula to Boston?

    Yes. Cheapflights offers flight deals from Missoula to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missoula to Boston?

    Currently, August is the cheapest month in which you can book a flight from Missoula to Boston (average of $395). Flying from Missoula to Boston in April is currently the most expensive (average of $798). 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.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Waltham
Cambridge
Concord
Hampton Beach
Brockton
Watertown
Seekonk
Cranston
Chelsea
Warwick
Peabody
York Beach
Londonderry
Swansea
Old Orchard Beach
Auburn
Lowell
Smithfield
Braintree
Sandwich

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.

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 May 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$340Average$450FlexibilityNo cancel feeOn-time71%
DeltaCheapest$345Average$514FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$360Average$615FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$367Average$670FlexibilityNo cancel feeOn-time69%

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