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Cheap flights from Boston to Missoula from $211

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Missoula departing on 8/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Missoula

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:18 pm - 11:47 pm
BOS
-
MSO
7h 29m
1 stop
Delta Logo
6:00 am - 5:05 pm
MSO
-
BOS
9h 05m
1 stop
$421Delta
Tue, Aug 18 - Tue, Aug 25
Delta Logo
6:05 am - 12:36 pm
BOS
-
MSO
8h 31m
1 stop
Delta Logo
6:27 pm - 6:30 am
MSO
-
BOS
10h 03m
1 stop
$427Delta
Sat, Aug 29 - Wed, Sep 2
Delta Logo
9:30 am - 11:47 pm
BOS
-
MSO
16h 17m
2 stops
Delta Logo
6:27 pm - 6:30 am
MSO
-
BOS
10h 03m
1 stop
$433Delta
Sat, Aug 29 - Tue, Sep 1
Alaska Airlines Logo
7:00 am - 2:50 pm
BOS
-
MSO
9h 50m
1 stop
Alaska Airlines Logo
2:06 pm - 11:54 pm
MSO
-
BOS
7h 48m
1 stop
$436Alaska Airlines
Tue, Oct 27 - Sat, Oct 31
Delta Logo
9:30 am - 11:47 pm
BOS
-
MSO
16h 17m
2 stops
Delta Logo
6:00 am - 5:05 pm
MSO
-
BOS
9h 05m
1 stop
$439Delta
Sat, Aug 29 - Sat, Sep 5
Delta Logo
6:05 am - 12:36 pm
BOS
-
MSO
8h 31m
1 stop
Delta Logo
6:27 pm - 6:30 am
MSO
-
BOS
10h 03m
1 stop
$440Delta
Sun, Aug 30 - Wed, Sep 2
Delta Logo
6:30 am - 12:18 am
BOS
-
MSO
19h 48m
2 stops
Delta Logo
6:27 pm - 6:30 am
MSO
-
BOS
10h 03m
1 stop
$443Delta
Wed, Aug 26 - Wed, Sep 2
Delta Logo
11:05 am - 5:46 pm
BOS
-
MSO
8h 41m
1 stop
Delta Logo
6:27 pm - 6:30 am
MSO
-
BOS
10h 03m
1 stop
$446Delta
Sat, Aug 29 - Fri, Sep 4
Delta Logo
6:30 am - 12:18 am
BOS
-
MSO
19h 48m
2 stops
Delta Logo
6:00 am - 5:05 pm
MSO
-
BOS
9h 05m
1 stop
$449Delta
Wed, Aug 26 - Sat, Sep 5
Delta Logo
9:30 am - 11:47 pm
BOS
-
MSO
16h 17m
2 stops
Delta Logo
6:27 pm - 6:30 am
MSO
-
BOS
10h 03m
1 stop
$452Delta
Sat, Aug 29 - Fri, Sep 4

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Alaska Airlines flights from Boston to Missoula

Our best Alaska Airlines deals on Boston to Missoula flight tickets
Alaska Airlines
Oct 27
BOS7:00 amBoston Logan Intl
9h 50m
1 stop
MSO2:50 pmMissoula Johnson-Bell Field
Oct 31
MSO2:06 pmMissoula Johnson-Bell Field
7h 48m
1 stop
BOS11:54 pmBoston Logan Intl
$436
Alaska Airlines
Sep 2
BOS7:12 amBoston Logan Intl
10h 05m
1 stop
MSO3:17 pmMissoula Johnson-Bell Field
Sep 6
MSO4:16 pmMissoula Johnson-Bell Field
13h 23m
1 stop
BOS7:39 amBoston Logan Intl
$476
Alaska Airlines
Aug 26
BOS7:12 amBoston Logan Intl
10h 05m
1 stop
MSO3:17 pmMissoula Johnson-Bell Field
Sep 8
MSO4:16 pmMissoula Johnson-Bell Field
13h 23m
1 stop
BOS7:39 amBoston Logan Intl
$482

United Airlines flights from Boston to Missoula

Our best United Airlines deals on Boston to Missoula flight tickets
United Airlines
Jul 3
BOS6:00 amBoston Logan Intl
7h 32m
1 stop
MSO11:32 amMissoula Johnson-Bell Field
Jul 3
MSO4:19 pmMissoula Johnson-Bell Field
11h 39m
2 stops
BOS5:58 amBoston Logan Intl
$632
United Airlines
Jul 3
BOS6:00 amBoston Logan Intl
7h 32m
1 stop
MSO11:32 amMissoula Johnson-Bell Field
Jul 3
MSO2:25 pmMissoula Johnson-Bell Field
7h 19m
1 stop
BOS11:44 pmBoston Logan Intl
$671
United Airlines
Jul 4
BOS11:00 amBoston Logan Intl
13h 36m
2 stops
MSO10:36 pmMissoula Johnson-Bell Field
Jul 11
MSO7:15 amMissoula Johnson-Bell Field
12h 57m
2 stops
BOS10:12 pmBoston Logan Intl
$719

momondo 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, momondo users made 832,500 searches. Data last updated June 24, 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

Price

Cheapest round-trip
Quickest round-trip

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Tue 8/18

6:18 pm-11:47 pm

1 stop7h 29m

Missoula Johnson-Bell Field

Tue 8/25

6:00 am-5:05 pm

1 stop9h 05m

$421

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Sat 8/29

6:05 am-12:36 pm

1 stop8h 31m

Missoula Johnson-Bell Field

Wed 9/2

6:27 pm-6:30 am

1 stop10h 03m

$427

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Sat 8/29

9:30 am-11:47 pm

2 stops16h 17m

Missoula Johnson-Bell Field

Tue 9/1

6:27 pm-6:30 am

1 stop10h 03m

$433

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Tue 10/27

7:00 am-2:50 pm

1 stop9h 50m

Missoula Johnson-Bell Field

Sat 10/31

2:06 pm-11:54 pm

1 stop7h 48m

$436

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Sat 8/29

9:30 am-11:47 pm

2 stops16h 17m

Missoula Johnson-Bell Field

Sat 9/5

6:00 am-5:05 pm

1 stop9h 05m

$439

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Sun 8/30

6:05 am-12:36 pm

1 stop8h 31m

Missoula Johnson-Bell Field

Wed 9/2

6:27 pm-6:30 am

1 stop10h 03m

$440

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Wed 8/26

6:30 am-12:18 am

2 stops19h 48m

Missoula Johnson-Bell Field

Wed 9/2

6:27 pm-6:30 am

1 stop10h 03m

$443

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Sat 8/29

11:05 am-5:46 pm

1 stop8h 41m

Missoula Johnson-Bell Field

Fri 9/4

6:27 pm-6:30 am

1 stop10h 03m

$446

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Wed 8/26

6:30 am-12:18 am

2 stops19h 48m

Missoula Johnson-Bell Field

Sat 9/5

6:00 am-5:05 pm

1 stop9h 05m

$449

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Sat 8/29

9:30 am-11:47 pm

2 stops16h 17m

Missoula Johnson-Bell Field

Fri 9/4

6:27 pm-6:30 am

1 stop10h 03m

$452

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Missoula from

How to get the cheapest flight ticket from Boston to Missoula

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Boston and Missoula?

What is the cheapest month to fly to Missoula?

The month of February is, on average, the cheapest month to fly to Missoula from Boston, with most prices found around $382. If you are unable to visit Missoula during the month of February, then departing from Boston during the month October is also very affordable. Most momondo users find prices during this month for around $440.

How far in advance should I book a flight from Boston to Missoula?

You are more likely to see cheaper flights to Missoula from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Missoula for around $522 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missoula from Boston for as low as $389 on momondo.

How have Boston to Missoula flight prices changed over time?

As of June 2026, prices for Boston to Missoula flights are approximately 2% more expensive when compared to flights at the same time last year.

When to book flights from Boston to Missoula

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Missoula according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Missoula (BOS to MSO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Missoula

Fastest flight time

7h 29m

Direct flights

None
The fastest flight from Boston to Missoula takes 7h 29m
There are no direct flights from Boston to Missoula. There are no popular flight routes from Boston to Missoula.
Search flight deals

Frequently asked questions about flying from Boston to Missoula

  • How far is Boston Logan Intl to Missoula Johnson-Bell Field by plane?

    There are 2106.2 mi between Boston Logan Intl and Missoula Johnson-Bell Field. A reasonable flight in good conditions will take 7h 29m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Missoula Johnson-Bell Field Airport?

    Prices for flights from Boston Logan Intl Airport to Missoula Johnson-Bell Field Airport were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Missoula Johnson-Bell Field Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Missoula Johnson-Bell Field Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Missoula Johnson-Bell Field Airport.

  • What documentation or ID do you need to fly to Missoula Johnson-Bell Field Airport?

    The travel and health documents you'll need for your trip to Missoula Johnson-Bell Field Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Missoula Johnson-Bell Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boston to Missoula?

Best airlines flying from Boston to Missoula

Compare and see reviews for airlines that fly from Boston to Missoula with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $343Free CancellationRating
7.8
8,434 reviews
Search Delta flights
American AirlinesPriceFrom $350Free CancellationRating
7.1
11,754 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $358Free CancellationRating
7.9
12,572 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $361Free CancellationRating
7.4
9,885 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Missoula?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Missoula from Boston.

Can I find flights from Boston to Missoula with flexible booking policies on momondo?

momondo does allow users to show only those flights to Missoula from Boston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boston to Missoula?

momondo provides multiple filters to help you find the best flight to Missoula from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Boston to Missoula right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Missoula from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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