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Cheap flights from Washington, D.C. to Missoula from $181

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 1/5. 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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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
7:05 am - 12:21 pmIAD-MSO
31h 16m1 stop
Alaska Airlines Logo
1:39 pm - 5:20 pmMSO-IAD
25h 41m1 stop
$324Alaska Airlines
Find Deal
Fri, Feb 13 - Tue, Feb 17
Alaska Airlines Logo
7:05 am - 11:59 pmIAD-MSO
18h 54m1 stop
Alaska Airlines Logo
6:23 am - 5:20 pmMSO-IAD
8h 57m1 stop
$334Alaska Airlines
Find Deal
Fri, Feb 13 - Wed, Feb 18
United Airlines Logo
2:12 pm - 9:57 pmIAD-MSO
9h 45m1 stop
United Airlines Logo
2:34 pm - 11:19 pmMSO-IAD
6h 45m1 stop
$361United Airlines
Find Deal
Thu, Feb 26 - Mon, Mar 2
Alaska Airlines Logo
8:00 am - 11:55 pmDCA-MSO
17h 55m1 stop
Alaska Airlines Logo
2:03 pm - 9:59 pmMSO-DCA
29h 56m1 stop
$364Alaska Airlines
Find Deal
Sat, Jan 31 - Tue, Feb 3
Alaska Airlines Logo
7:05 am - 12:21 pmIAD-MSO
31h 16m1 stop
Alaska Airlines Logo
1:01 pm - 5:20 pmMSO-IAD
26h 19m2 stops
$364Alaska Airlines
Find Deal
Fri, Feb 13 - Tue, Feb 17
Delta Logo
7:05 am - 12:35 pmIAD-MSO
7h 30m1 stop
Delta Logo
1:25 pm - 11:48 pmMSO-IAD
8h 23m1 stop
$375Delta
Find Deal
Sat, Jan 31 - Tue, Feb 3
Delta Logo
5:10 pm - 11:34 pmDCA-MSO
8h 24m1 stop
Delta Logo
7:55 am - 6:27 pmMSO-DCA
8h 32m2 stops
$380Delta
Find Deal
Sat, Jan 31 - Tue, Feb 3
American Airlines Logo
6:00 am - 12:54 pmDCA-MSO
8h 54m1 stop
American Airlines Logo
1:24 pm - 11:59 pmMSO-DCA
8h 35m1 stop
$387American Airlines
Find Deal
Fri, Feb 13 - Wed, Feb 18
American Airlines Logo
6:00 am - 12:50 pmBWI-MSO
8h 50m1 stop
American Airlines Logo
1:21 pm - 11:59 pmMSO-BWI
8h 38m1 stop
$388American Airlines
Find Deal
Sat, Jan 31 - Tue, Feb 3
United Airlines Logo
4:05 pm - 9:18 pmDCA-MSO
7h 13m1 stop
United Airlines Logo
6:00 am - 2:59 pmMSO-DCA
6h 59m1 stop
$421United Airlines
Find Deal
Mon, Dec 15 - Fri, Dec 19

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

Our best Alaska Airlines deals on Washington, D.C. to Missoula flight tickets
Alaska Airlines
Feb 13
IAD7:05 amWashington, D.C. Dulles Intl
31h 16m
1 stop
MSO12:21 pmMissoula Johnson-Bell Field
Feb 17
MSO1:39 pmMissoula Johnson-Bell Field
25h 41m
1 stop
IAD5:20 pmWashington, D.C. Dulles Intl
$324
Find similar
Alaska Airlines
Feb 13
IAD7:05 amWashington, D.C. Dulles Intl
18h 54m
1 stop
MSO11:59 pmMissoula Johnson-Bell Field
Feb 18
MSO6:23 amMissoula Johnson-Bell Field
8h 57m
1 stop
IAD5:20 pmWashington, D.C. Dulles Intl
$334
Find similar
Alaska Airlines
Jan 31
DCA8:00 amWashington, D.C. Reagan-National
17h 55m
1 stop
MSO11:55 pmMissoula Johnson-Bell Field
Feb 3
MSO2:03 pmMissoula Johnson-Bell Field
29h 56m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
$364
Find similar

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

Our best United Airlines deals on Washington, D.C. to Missoula flight tickets
United Airlines
Feb 26
IAD2:12 pmWashington, D.C. Dulles Intl
9h 45m
1 stop
MSO9:57 pmMissoula Johnson-Bell Field
Mar 2
MSO2:34 pmMissoula Johnson-Bell Field
6h 45m
1 stop
IAD11:19 pmWashington, D.C. Dulles Intl
$361
Find similar
United Airlines
Dec 15
DCA4:05 pmWashington, D.C. Reagan-National
7h 13m
1 stop
MSO9:18 pmMissoula Johnson-Bell Field
Dec 18
MSO6:00 amMissoula Johnson-Bell Field
6h 59m
1 stop
DCA2:59 pmWashington, D.C. Reagan-National
$421
Find similar
United Airlines
Dec 24
IAD4:00 pmWashington, D.C. Dulles Intl
7h 41m
1 stop
MSO9:41 pmMissoula Johnson-Bell Field
Jan 7
MSO6:00 amMissoula Johnson-Bell Field
7h 12m
1 stop
IAD3:12 pmWashington, D.C. Dulles Intl
$426
Find similar

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 December 1, 2025.
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

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Fri 2/13

7:05 am-12:21 pm

1 stop31h 16m

Missoula Johnson-Bell Field

Tue 2/17

1:39 pm-5:20 pm

1 stop25h 41m

$324

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Fri 2/13

7:05 am-11:59 pm

1 stop18h 54m

Missoula Johnson-Bell Field

Wed 2/18

6:23 am-5:20 pm

1 stop8h 57m

$334

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Thu 2/26

2:12 pm-9:57 pm

1 stop9h 45m

Missoula Johnson-Bell Field

Mon 3/2

2:34 pm-11:19 pm

1 stop6h 45m

$361

Washington, D.C.Missoula

DCA - MSO

DCAMSO

Washington, D.C. Reagan-National

Sat 1/31

8:00 am-11:55 pm

1 stop17h 55m

Missoula Johnson-Bell Field

Tue 2/3

2:03 pm-9:59 pm

1 stop29h 56m

$364

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Fri 2/13

7:05 am-12:21 pm

1 stop31h 16m

Missoula Johnson-Bell Field

Tue 2/17

1:01 pm-5:20 pm

2 stops26h 19m

$364

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Sat 1/31

7:05 am-12:35 pm

1 stop7h 30m

Missoula Johnson-Bell Field

Tue 2/3

1:25 pm-11:48 pm

1 stop8h 23m

$375

Washington, D.C.Missoula

DCA - MSO

DCAMSO

Washington, D.C. Reagan-National

Sat 1/31

5:10 pm-11:34 pm

1 stop8h 24m

Missoula Johnson-Bell Field

Tue 2/3

7:55 am-6:27 pm

2 stops8h 32m

$380

Washington, D.C.Missoula

DCA - MSO

DCAMSO

Washington, D.C. Reagan-National

Fri 2/13

6:00 am-12:54 pm

1 stop8h 54m

Missoula Johnson-Bell Field

Wed 2/18

1:24 pm-11:59 pm

1 stop8h 35m

$387

BaltimoreMissoula

BWI - MSO

BWIMSO

Baltimore/Washington

Sat 1/31

6:00 am-12:50 pm

1 stop8h 50m

Missoula Johnson-Bell Field

Tue 2/3

1:21 pm-11:59 pm

1 stop8h 38m

$388

Washington, D.C.Missoula

DCA - MSO

DCAMSO

Washington, D.C. Reagan-National

Mon 12/15

4:05 pm-9:18 pm

1 stop7h 13m

Missoula Johnson-Bell Field

Fri 12/19

6:00 am-2:59 pm

1 stop6h 59m

$421

Flights are sorted by cheapest round-trip flights first.

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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 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.

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

On average, the least expensive day to fly to Missoula from Washington, D.C. is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $563. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $728.

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 morning when flights can be purchased for as low as $619. Flights in the evening are often more expensive with an average ticket price of $758.

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

You could potentially save up to 27% 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?

As of December 2025, prices for Washington, D.C. to Missoula flights are approximately 50% more expensive when compared to flights at the same time last year.

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 51m

Direct flights

None
The fastest flight from Washington, D.C. to Missoula takes 6h 51m
There are no direct flights from Washington, D.C. to Missoula. There are no popular flight routes from Washington, D.C. to Missoula.
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  • 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 30m, 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 $283Free CancellationRating
7.9
8,011 reviews
Search Delta flights
American AirlinesPriceFrom $288Free CancellationRating
7.2
11,039 reviews
Search American Airlines flights
United AirlinesPriceFrom $393Free CancellationRating
7.4
9,056 reviews
Search United Airlines flights

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.

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