Cheap flights from Washington, D.C. to Missoula from $159

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Missoula departing on 4/15. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Washington, D.C. to Missoula

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:11 pm - 11:57 pm
IAD
-
MSO
30h 46m
1 stop
Alaska Airlines Logo
4:23 pm - 5:40 am
MSO
-
IAD
11h 17m
1 stop
$305Alaska Airlines
Tue, Apr 7 - Tue, Apr 14
United Airlines Logo
4:18 pm - 9:30 pm
BWI
-
MSO
7h 12m
1 stop
United Airlines Logo
6:15 am - 3:11 pm
MSO
-
BWI
6h 56m
1 stop
$317United Airlines
Tue, Apr 7 - Tue, Apr 14
Alaska Airlines Logo
7:11 pm - 12:31 pm
IAD
-
MSO
19h 20m
1 stop
Alaska Airlines Logo
1:53 pm - 5:40 am
MSO
-
IAD
13h 47m
1 stop
$317Alaska Airlines
Wed, Apr 8 - Tue, Apr 14
United Airlines Logo
11:08 am - 9:30 pm
BWI
-
MSO
12h 22m
2 stops
United Airlines Logo
2:38 pm - 11:24 pm
MSO
-
BWI
6h 46m
1 stop
$322United Airlines
Tue, Apr 7 - Tue, Apr 14
American Airlines Logo
7:22 am - 1:18 pm
BWI
-
MSO
7h 56m
1 stop
American Airlines Logo
1:19 pm - 12:11 am
MSO
-
BWI
8h 52m
1 stop
$329American Airlines
Wed, May 27 - Thu, May 28
American Airlines Logo
8:20 am - 3:22 pm
DCA
-
MSO
9h 02m
1 stop
American Airlines Logo
1:50 pm - 12:55 am
MSO
-
DCA
9h 05m
1 stop
$329American Airlines
Sat, Aug 29 - Wed, Sep 9
Alaska Airlines Logo
6:30 am - 3:23 pm
IAD
-
MSO
10h 53m
1 stop
Alaska Airlines Logo
6:36 pm - 7:28 am
MSO
-
IAD
10h 52m
1 stop
$329Alaska Airlines
Sat, Aug 29 - Wed, Sep 9
Delta Logo
6:10 am - 2:40 pm
BWI
-
MSO
10h 30m
2 stops
Delta Logo
3:30 pm - 11:46 pm
MSO
-
BWI
6h 16m
1 stop
$334Delta
Wed, May 27 - Sat, May 30
Delta Logo
3:05 pm - 12:24 am
DCA
-
MSO
11h 19m
2 stops
Delta Logo
3:27 pm - 11:28 pm
MSO
-
DCA
6h 01m
1 stop
$334Delta
Sat, Aug 29 - Wed, Sep 9
Delta Logo
1:00 pm - 11:47 pm
IAD
-
MSO
12h 47m
2 stops
Delta Logo
3:27 pm - 11:29 pm
MSO
-
IAD
6h 02m
1 stop
$334Delta
Sat, Aug 29 - Wed, Sep 9

Delta flights from Washington, D.C. to Missoula

Our best Delta deals on Washington, D.C. to Missoula flight tickets
Delta
Aug 29
DCA3:05 pmWashington, D.C. Reagan-National
11h 19m
2 stops
MSO12:24 amMissoula Johnson-Bell Field
Sep 9
MSO3:27 pmMissoula Johnson-Bell Field
6h 01m
1 stop
DCA11:28 pmWashington, D.C. Reagan-National
$334
Delta
Apr 7
BWI5:40 amBaltimore/Washington
8h 36m
2 stops
MSO12:16 pmMissoula Johnson-Bell Field
Apr 14
MSO5:20 amMissoula Johnson-Bell Field
10h 57m
2 stops
BWI6:17 pmBaltimore/Washington
$347
Delta
Apr 7
IAD5:32 pmWashington, D.C. Dulles Intl
8h 52m
2 stops
MSO12:24 amMissoula Johnson-Bell Field
Apr 14
MSO1:40 pmMissoula Johnson-Bell Field
8h 04m
1 stop
IAD11:44 pmWashington, D.C. Dulles Intl
$353

Alaska Airlines flights from Washington, D.C. to Missoula

Our best Alaska Airlines deals on Washington, D.C. to Missoula flight tickets
Alaska Airlines
Apr 7
IAD7:11 pmWashington, D.C. Dulles Intl
30h 46m
1 stop
MSO11:57 pmMissoula Johnson-Bell Field
Apr 14
MSO4:23 pmMissoula Johnson-Bell Field
11h 17m
1 stop
IAD5:40 amWashington, D.C. Dulles Intl
$305
Alaska Airlines
Apr 8
IAD7:11 pmWashington, D.C. Dulles Intl
19h 20m
1 stop
MSO12:31 pmMissoula Johnson-Bell Field
Apr 14
MSO1:53 pmMissoula Johnson-Bell Field
13h 47m
1 stop
IAD5:40 amWashington, D.C. Dulles Intl
$317
Alaska Airlines
Aug 29
IAD6:30 amWashington, D.C. Dulles Intl
10h 53m
1 stop
MSO3:23 pmMissoula Johnson-Bell Field
Sep 9
MSO6:36 pmMissoula Johnson-Bell Field
10h 52m
1 stop
IAD7:28 amWashington, D.C. Dulles Intl
$329

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 March 10, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Missoula that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Tue 4/7

7:11 pm-11:57 pm

1 stop30h 46m

Missoula Johnson-Bell Field

Tue 4/14

4:23 pm-5:40 am

1 stop11h 17m

$305
Quickest round-trip

BaltimoreMissoula

BWI - MSO

BWIMSO

Baltimore/Washington

Tue 4/7

4:18 pm-9:30 pm

1 stop7h 12m

Missoula Johnson-Bell Field

Tue 4/14

6:15 am-3:11 pm

1 stop6h 56m

$317

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Wed 4/8

7:11 pm-12:31 pm

1 stop19h 20m

Missoula Johnson-Bell Field

Tue 4/14

1:53 pm-5:40 am

1 stop13h 47m

$317

BaltimoreMissoula

BWI - MSO

BWIMSO

Baltimore/Washington

Tue 4/7

11:08 am-9:30 pm

2 stops12h 22m

Missoula Johnson-Bell Field

Tue 4/14

2:38 pm-11:24 pm

1 stop6h 46m

$322

BaltimoreMissoula

BWI - MSO

BWIMSO

Baltimore/Washington

Wed 5/27

7:22 am-1:18 pm

1 stop7h 56m

Missoula Johnson-Bell Field

Thu 5/28

1:19 pm-12:11 am

1 stop8h 52m

$329

Washington, D.C.Missoula

DCA - MSO

DCAMSO

Washington, D.C. Reagan-National

Sat 8/29

8:20 am-3:22 pm

1 stop9h 02m

Missoula Johnson-Bell Field

Wed 9/9

1:50 pm-12:55 am

1 stop9h 05m

$329

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Sat 8/29

6:30 am-3:23 pm

1 stop10h 53m

Missoula Johnson-Bell Field

Wed 9/9

6:36 pm-7:28 am

1 stop10h 52m

$329

BaltimoreMissoula

BWI - MSO

BWIMSO

Baltimore/Washington

Wed 5/27

6:10 am-2:40 pm

2 stops10h 30m

Missoula Johnson-Bell Field

Sat 5/30

3:30 pm-11:46 pm

1 stop6h 16m

$334

Washington, D.C.Missoula

DCA - MSO

DCAMSO

Washington, D.C. Reagan-National

Sat 8/29

3:05 pm-12:24 am

2 stops11h 19m

Missoula Johnson-Bell Field

Wed 9/9

3:27 pm-11:28 pm

1 stop6h 01m

$334

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Sat 8/29

1:00 pm-11:47 pm

2 stops12h 47m

Missoula Johnson-Bell Field

Wed 9/9

3:27 pm-11:29 pm

1 stop6h 02m

$334

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Missoula from

How to get the cheapest flight ticket from Washington, D.C. 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 Washington, D.C. and Missoula?

What is the cheapest month to fly to Missoula?

The month of September is, on average, the cheapest month to fly to Missoula from Washington, D.C., with most prices found around $411. If you are unable to visit Missoula during the month of September, then departing from Washington, D.C. during the month November is also very affordable. Most momondo users find prices during this month for around $419.

Can stopping save me money on Washington, D.C. to Missoula flights?

You could potentially save up to 36% on your flight if you consider stops on a Washington, D.C. to Missoula flight.

How have Washington, D.C. to Missoula flight prices changed over time?

When to book flights from Washington, D.C. to Missoula

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

Cheap Washington, D.C. to Missoula (WAS to MSO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Missoula

Fastest flight time

6h 41m

Direct flights

None
The fastest flight from Washington, D.C. to Missoula takes 6h 41m
There are no direct flights from Washington, D.C. to Missoula. There are no popular flight routes from Washington, D.C. to Missoula.
  • How far is Washington, D.C. to Missoula Johnson-Bell Field by plane?

    There are 1929.0 mi between Washington, D.C. and Missoula Johnson-Bell Field. Flights usually cover this in 6h 41m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Washington, D.C. to Missoula Johnson-Bell Field Airport?

    Prices for flights from Washington, D.C. to Missoula Johnson-Bell Field Airport are updated daily.

  • How many operators does momondo search for flights from Washington, D.C. to Missoula Johnson-Bell Field Airport?

  • How old do you have to be to fly from Washington, D.C. to Missoula Johnson-Bell Field Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Missoula Johnson-Bell Field Airport.

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

    The required travel and health documents for your Missoula Johnson-Bell Field Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Missoula Johnson-Bell Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Washington, D.C. to Missoula?

Best airlines flying from Washington, D.C. to Missoula

Compare and see reviews for airlines that fly from Washington, D.C. to Missoula with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $196Free CancellationRating
7.9
8,276 reviews
Search Delta flights
American AirlinesPriceFrom $288Free CancellationRating
7.1
11,413 reviews
Search American Airlines flights
United AirlinesPriceFrom $360Free CancellationRating
7.4
9,409 reviews
Search United Airlines flights
  • United Airlines Flights From Washington, D.C. to Missoula

    United Airlines operates around 7 flights from Washington, D.C. to Missoula every week. The average price of these flights found in the last 72 hours has been $568, but momondo users have found United Airlines deals from Washington, D.C. to Missoula from as low as $360 round-trip. United Airlines has been scored 7.4/10 in 9,414 reviews.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. 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 Washington, D.C..

Can I find flights from Washington, D.C. to Missoula with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Missoula flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Missoula?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Missoula from Washington, D.C..

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

Price alerts on flights to Missoula from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Missoula trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 4/9
Thu 4/16

Find better results for your trip to the United States