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Cheap flights from Boston to Missoula from $124

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 4/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boston to Missoula

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:30 am - 12:50 pm
BOS
-
MSO
8h 20m
1 stop
American Airlines Logo
1:20 pm - 11:01 pm
MSO
-
BOS
7h 41m
1 stop
$237American Airlines
Tue, Feb 24 - Tue, Mar 3
United Airlines Logo
11:51 am - 9:57 pm
BOS
-
MSO
12h 06m
2 stops
United Airlines Logo
2:34 pm - 11:44 pm
MSO
-
BOS
7h 10m
1 stop
$242United Airlines
Tue, Feb 24 - Tue, Mar 3
United Airlines Logo
3:05 pm - 9:35 pm
BOS
-
MSO
8h 30m
1 stop
United Airlines Logo
2:38 pm - 11:59 pm
MSO
-
BOS
7h 21m
1 stop
$277United Airlines
Tue, Apr 7 - Tue, Apr 14
United Airlines Logo
9:20 am - 9:35 pm
BOS
-
MSO
14h 15m
2 stops
United Airlines Logo
2:38 pm - 11:59 pm
MSO
-
BOS
7h 21m
1 stop
$282United Airlines
Tue, Apr 7 - Tue, Apr 14
Delta Logo
11:55 am - 8:02 pm
BOS
-
MSO
10h 07m
1 stop
Delta Logo
6:04 pm - 6:10 am
MSO
-
BOS
10h 06m
1 stop
$297Delta
Wed, Mar 25 - Tue, Apr 7
Alaska Airlines Logo
7:15 am - 3:35 pm
BOS
-
MSO
10h 20m
1 stop
Alaska Airlines Logo
1:53 pm - 11:59 pm
MSO
-
BOS
8h 06m
1 stop
$299Alaska Airlines
Wed, Mar 25 - Mon, Apr 6
Delta Logo
3:15 pm - 11:30 pm
BOS
-
MSO
10h 15m
2 stops
Delta Logo
5:15 am - 8:11 pm
MSO
-
BOS
12h 56m
2 stops
$307Delta
Tue, Feb 24 - Tue, Mar 3
American Airlines Logo
6:30 am - 12:38 pm
BOS
-
MSO
8h 08m
1 stop
American Airlines Logo
1:08 pm - 10:28 pm
MSO
-
BOS
7h 20m
1 stop
$319American Airlines
Sun, Apr 26 - Sat, May 2
Delta Logo
6:15 am - 12:16 pm
BOS
-
MSO
8h 01m
1 stop
Delta Logo
6:04 pm - 6:10 am
MSO
-
BOS
10h 06m
1 stop
$329Delta
Mon, Mar 16 - Tue, Mar 24
Delta Logo
2:50 pm - 12:24 am
BOS
-
MSO
11h 34m
2 stops
Delta Logo
6:04 pm - 6:10 am
MSO
-
BOS
10h 06m
1 stop
$334Delta
Mon, Mar 16 - Tue, Mar 24

United Airlines flights from Boston to Missoula

Our best United Airlines deals on Boston to Missoula flight tickets
United Airlines
Feb 24
BOS11:51 amBoston Logan Intl
12h 06m
2 stops
MSO9:57 pmMissoula Johnson-Bell Field
Mar 3
MSO2:34 pmMissoula Johnson-Bell Field
7h 10m
1 stop
BOS11:44 pmBoston Logan Intl
$242
United Airlines
Apr 7
BOS3:05 pmBoston Logan Intl
8h 30m
1 stop
MSO9:35 pmMissoula Johnson-Bell Field
Apr 14
MSO2:38 pmMissoula Johnson-Bell Field
7h 21m
1 stop
BOS11:59 pmBoston Logan Intl
$277
United Airlines
Apr 7
BOS9:20 amBoston Logan Intl
14h 15m
2 stops
MSO9:35 pmMissoula Johnson-Bell Field
Apr 14
MSO2:38 pmMissoula Johnson-Bell Field
7h 21m
1 stop
BOS11:59 pmBoston Logan Intl
$282

Alaska Airlines flights from Boston to Missoula

Our best Alaska Airlines deals on Boston to Missoula flight tickets
Alaska Airlines
Mar 25
BOS7:15 amBoston Logan Intl
10h 20m
1 stop
MSO3:35 pmMissoula Johnson-Bell Field
Apr 6
MSO1:53 pmMissoula Johnson-Bell Field
8h 06m
1 stop
BOS11:59 pmBoston Logan Intl
$299
Alaska Airlines
Mar 26
BOS9:00 amBoston Logan Intl
8h 35m
1 stop
MSO3:35 pmMissoula Johnson-Bell Field
Apr 2
MSO1:53 pmMissoula Johnson-Bell Field
8h 06m
1 stop
BOS11:59 pmBoston Logan Intl
$361
Alaska Airlines
May 4
BOS7:00 amBoston Logan Intl
9h 59m
1 stop
MSO2:59 pmMissoula Johnson-Bell Field
May 19
MSO1:53 pmMissoula Johnson-Bell Field
8h 06m
1 stop
BOS11:59 pmBoston Logan Intl
$378

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 February 5, 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

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Tue 2/24

6:30 am-12:50 pm

1 stop8h 20m

Missoula Johnson-Bell Field

Tue 3/3

1:20 pm-11:01 pm

1 stop7h 41m

$237

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Tue 2/24

11:51 am-9:57 pm

2 stops12h 06m

Missoula Johnson-Bell Field

Tue 3/3

2:34 pm-11:44 pm

1 stop7h 10m

$242

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Tue 4/7

3:05 pm-9:35 pm

1 stop8h 30m

Missoula Johnson-Bell Field

Tue 4/14

2:38 pm-11:59 pm

1 stop7h 21m

$277

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Tue 4/7

9:20 am-9:35 pm

2 stops14h 15m

Missoula Johnson-Bell Field

Tue 4/14

2:38 pm-11:59 pm

1 stop7h 21m

$282

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Wed 3/25

11:55 am-8:02 pm

1 stop10h 07m

Missoula Johnson-Bell Field

Tue 4/7

6:04 pm-6:10 am

1 stop10h 06m

$297

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Wed 3/25

7:15 am-3:35 pm

1 stop10h 20m

Missoula Johnson-Bell Field

Mon 4/6

1:53 pm-11:59 pm

1 stop8h 06m

$299

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Tue 2/24

3:15 pm-11:30 pm

2 stops10h 15m

Missoula Johnson-Bell Field

Tue 3/3

5:15 am-8:11 pm

2 stops12h 56m

$307

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Sun 4/26

6:30 am-12:38 pm

1 stop8h 08m

Missoula Johnson-Bell Field

Sat 5/2

1:08 pm-10:28 pm

1 stop7h 20m

$319

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Mon 3/16

6:15 am-12:16 pm

1 stop8h 01m

Missoula Johnson-Bell Field

Tue 3/24

6:04 pm-6:10 am

1 stop10h 06m

$329

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Mon 3/16

2:50 pm-12:24 am

2 stops11h 34m

Missoula Johnson-Bell Field

Tue 3/24

6:04 pm-6:10 am

1 stop10h 06m

$334

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 cheapest month to fly to Missoula?

The month of January is, on average, the cheapest month to fly to Missoula from Boston, with most prices found around $440. If you are unable to visit Missoula during the month of January, then departing from Boston during the month December is also very affordable. Most momondo users find prices during this month for around $461.

How far in advance should I book a flight 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 $513 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 $419 on momondo.

How have Boston to Missoula flight prices changed over time?

As of February 2026, prices for Boston to Missoula flights are approximately 13% cheaper 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

8h 16m

Direct flights

None
The fastest flight from Boston to Missoula takes 8h 16m
There are no direct flights from Boston to Missoula. There are no popular flight routes from Boston to Missoula.
Search flight deals

  • 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 8h 16m.

  • 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 $289Free CancellationRating
7.9
8,151 reviews
Search Delta flights
Alaska AirlinesPriceFrom $349Free CancellationRating
8.0
11,839 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $360Free CancellationRating
7.2
11,237 reviews
Search American Airlines flights
United AirlinesPriceFrom $361Free CancellationRating
7.4
9,240 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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