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Cheap flights from Boston to Missoula from $148

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 12/1. 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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Cheap round-trip flights

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Hawaiian Airlines Logo
7:00 am - 1:52 pmBOS-MSO
8h 52m1 stop
Hawaiian Airlines Logo
6:30 pm - 7:16 amMSO-BOS
10h 46m1 stop
$361Hawaiian Airlines
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Tue, Mar 3 - Wed, Mar 4
Delta Logo
6:10 am - 12:33 pmBOS-MSO
8h 23m1 stop
Delta Logo
5:00 am - 5:18 pmMSO-BOS
10h 18m2 stops
$366Delta
Find Deal
Sun, Dec 7 - Fri, Dec 12
Delta Logo
4:46 pm - 12:36 amBOS-MSO
9h 50m2 stops
Delta Logo
5:00 am - 5:18 pmMSO-BOS
10h 18m2 stops
$371Delta
Find Deal
Sun, Dec 7 - Fri, Dec 12
Alaska Airlines Logo
7:00 am - 3:32 pmBOS-MSO
10h 32m1 stop
Alaska Airlines Logo
5:30 am - 3:24 pmMSO-BOS
7h 54m1 stop
$380Alaska Airlines
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Mon, Dec 8 - Sat, Dec 13
Alaska Airlines Logo
5:55 pm - 1:52 pmBOS-MSO
21h 57m1 stop
Alaska Airlines Logo
6:30 pm - 7:16 amMSO-BOS
10h 46m1 stop
$401Alaska Airlines
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Fri, Feb 27 - Mon, Mar 2
United Airlines Logo
12:35 pm - 9:57 pmBOS-MSO
11h 22m2 stops
United Airlines Logo
6:15 am - 6:41 pmMSO-BOS
10h 26m2 stops
$471United Airlines
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Tue, Mar 3 - Wed, Mar 4
Multiple Airlines Logo
11:42 am - 11:34 amBOS-MSO
25h 52m2 stops
Multiple Airlines Logo
10:13 pm - 8:49 pmMSO-BOS
20h 36m3 stops
$527Multiple Airlines
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Fri, Nov 21 - Mon, Dec 1
Multiple Airlines Logo
11:42 am - 9:36 pmBOS-MSO
11h 54m2 stops
Multiple Airlines Logo
10:21 am - 7:06 pmMSO-BOS
30h 45m3 stops
$564Multiple Airlines
Find Deal
Sun, Dec 7 - Fri, Dec 12
United Airlines Logo
8:55 pm - 1:36 pmBOS-MSO
18h 41m1 stop
United Airlines Logo
6:00 am - 12:45 amMSO-BOS
16h 45m2 stops
$715United Airlines
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Thu, Dec 18 - Sun, Dec 21
American Airlines Logo
9:59 am - 8:06 pmBOS-MSO
12h 07m2 stops
American Airlines Logo
7:00 am - 10:22 pmMSO-BOS
13h 22m2 stops
$733American Airlines
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Fri, Nov 14 - Fri, Nov 21

United Airlines flights from Boston to Missoula

Our best United Airlines deals on Boston to Missoula flight tickets
United Airlines
Mar 3
BOS12:35 pmBoston Logan Intl
11h 22m
2 stops
MSO9:57 pmMissoula Johnson-Bell Field
Mar 4
MSO6:15 amMissoula Johnson-Bell Field
10h 26m
2 stops
BOS6:41 pmBoston Logan Intl
$471
Find similar
United Airlines
Nov 8
BOS7:25 amBoston Logan Intl
8h 08m
1 stop
MSO1:33 pmMissoula Johnson-Bell Field
Nov 10
MSO2:35 pmMissoula Johnson-Bell Field
7h 04m
1 stop
BOS11:39 pmBoston Logan Intl
$626
Find similar
United Airlines
Dec 18
BOS8:55 pmBoston Logan Intl
18h 41m
1 stop
MSO1:36 pmMissoula Johnson-Bell Field
Dec 21
MSO6:00 amMissoula Johnson-Bell Field
16h 45m
2 stops
BOS12:45 amBoston Logan Intl
$715
Find similar

Delta flights from Boston to Missoula

Our best Delta deals on Boston to Missoula flight tickets
Delta
Dec 7
BOS6:10 amBoston Logan Intl
8h 23m
1 stop
MSO12:33 pmMissoula Johnson-Bell Field
Dec 12
MSO5:00 amMissoula Johnson-Bell Field
10h 18m
2 stops
BOS5:18 pmBoston Logan Intl
$366
Find similar
Delta
Dec 7
BOS4:46 pmBoston Logan Intl
9h 50m
2 stops
MSO12:36 amMissoula Johnson-Bell Field
Dec 12
MSO5:00 amMissoula Johnson-Bell Field
10h 18m
2 stops
BOS5:18 pmBoston Logan Intl
$371
Find similar
Delta
Mar 3
BOS6:55 amBoston Logan Intl
15h 08m
2 stops
MSO8:03 pmMissoula Johnson-Bell Field
Mar 4
MSO6:01 pmMissoula Johnson-Bell Field
9h 59m
1 stop
BOS6:00 amBoston Logan Intl
$391
Find similar

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 November 3, 2025.
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 3/3

7:00 am-1:52 pm

1 stop8h 52m

Missoula Johnson-Bell Field

Wed 3/4

6:30 pm-7:16 am

1 stop10h 46m

$361

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Sun 12/7

6:10 am-12:33 pm

1 stop8h 23m

Missoula Johnson-Bell Field

Fri 12/12

5:00 am-5:18 pm

2 stops10h 18m

$366

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Sun 12/7

4:46 pm-12:36 am

2 stops9h 50m

Missoula Johnson-Bell Field

Fri 12/12

5:00 am-5:18 pm

2 stops10h 18m

$371

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Mon 12/8

7:00 am-3:32 pm

1 stop10h 32m

Missoula Johnson-Bell Field

Sat 12/13

5:30 am-3:24 pm

1 stop7h 54m

$380

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Fri 2/27

5:55 pm-1:52 pm

1 stop21h 57m

Missoula Johnson-Bell Field

Mon 3/2

6:30 pm-7:16 am

1 stop10h 46m

$401

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Tue 3/3

12:35 pm-9:57 pm

2 stops11h 22m

Missoula Johnson-Bell Field

Wed 3/4

6:15 am-6:41 pm

2 stops10h 26m

$471

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Fri 11/21

11:42 am-11:34 am

2 stops25h 52m

Missoula Johnson-Bell Field

Mon 12/1

10:13 pm-8:49 pm

3 stops20h 36m

$527

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Sun 12/7

11:42 am-9:36 pm

2 stops11h 54m

Missoula Johnson-Bell Field

Fri 12/12

10:21 am-7:06 pm

3 stops30h 45m

$564

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Thu 12/18

8:55 pm-1:36 pm

1 stop18h 41m

Missoula Johnson-Bell Field

Sun 12/21

6:00 am-12:45 am

2 stops16h 45m

$715

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Fri 11/14

9:59 am-8:06 pm

2 stops12h 07m

Missoula Johnson-Bell Field

Fri 11/21

7:00 am-10:22 pm

2 stops13h 22m

$733

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 October is, on average, the cheapest month to fly to Missoula from Boston, with most prices found around $478. If you are unable to visit Missoula during the month of October, then departing from Boston during the month November is also very affordable. Most momondo users find prices during this month for around $500.

What is the cheapest day to depart on your flight to Missoula?

On average, the least expensive day to fly to Missoula from Boston is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $597. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $683.

What is the cheapest time of day to depart on your flight to Missoula?

The cheapest time of day to fly to Missoula is in the evening when flights can be purchased for as low as $416. Flights in the morning are often more expensive with an average ticket price of $665.

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 $544 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 $413 on momondo.

How have Boston to Missoula flight prices changed over time?

As of November 2025, prices for Boston to Missoula flights are approximately 16% 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

Direct flights

None
There are no direct flights from Boston to Missoula. There are no popular flight routes from Boston to Missoula.
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  • 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 57m.

  • 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 $335Free CancellationRating
7.9
8,002 reviews
Search Delta flights
Alaska AirlinesPriceFrom $349Free CancellationRating
8.0
11,236 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $363Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights
United AirlinesPriceFrom $380Free CancellationRating
7.4
8,997 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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