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$127+ Cheap flights from Washington, D.C. (WAS) to Missoula (MSO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — MSO
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to Missoula Johnson-Bell Field are usually found in November or August, booked 19 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

Find flight deals from Washington, D.C. to Missoula

Cheapest flights from Washington, D.C. to Missoula
Explore the most affordable flight options available from Washington, D.C. to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2025.

This Frontier deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/238:00 amDCA - MSO
1 stop30h 09mFrontier
Mon 12/11:04 pmMSO - DCA
1 stop22h 02mFrontier
Deal found 11/2$322
This Alaska Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:00 pmDCA - MSO
1 stop9h 26mAlaska Airlines
Tue 12/96:29 amMSO - DCA
1 stop7h 39mAlaska Airlines
Deal found 11/3$334
This Alaska Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:30 pmIAD - MSO
1 stop23h 02mAlaska Airlines
Tue 12/96:29 amMSO - IAD
1 stop8h 07mAlaska Airlines
Deal found 11/3$334
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/32:00 pmDCA - MSO
1 stop9h 53mDelta
Wed 12/107:45 amMSO - DCA
1 stop8h 18mDelta
Deal found 11/3$361
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/32:30 pmIAD - MSO
1 stop8h 48mUnited Airlines
Wed 12/106:15 amMSO - IAD
1 stop8h 15mUnited Airlines
Deal found 11/3$361
This Kiwi.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2511:14 amBWI - MSO
2 stops36h 21mMultiple Airlines
Mon 12/110:13 pmMSO - BWI
1 stop19h 18mMultiple Airlines
Deal found 11/3$362
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/43:06 pmDCA - MSO
2 stops11h 30mDelta
Tue 12/97:45 amMSO - DCA
1 stop8h 18mDelta
Deal found 11/3$366
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:30 pmIAD - MSO
2 stops14h 06mDelta
Tue 12/91:13 pmMSO - IAD
1 stop8h 16mDelta
Deal found 11/3$366
This Alaska Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:16 pmBWI - MSO
1 stop19h 16mAlaska Airlines
Sat 12/136:29 amMSO - BWI
1 stop9h 47mAlaska Airlines
Deal found 11/4$388
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:15 amBWI - MSO
1 stop7h 18mDelta
Sat 12/135:00 amMSO - BWI
2 stops12h 32mDelta
Deal found 11/4$394
This Mytrip deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/211:13 amBWI - MSO
2 stops27h 08mMultiple Airlines
Thu 12/410:26 pmMSO - BWI
3 stops23h 57mMultiple Airlines
Deal found 11/3$399
This Alaska Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:00 amBWI - MSO
1 stop10h 32mAlaska Airlines
Wed 12/106:29 amMSO - BWI
1 stop9h 47mAlaska Airlines
Deal found 11/3$420

Cheap flight deals from Washington, D.C. to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Missoula (MSO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$322
(Frontier)

One-way from

$127
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$382
Provider with most accurate pricing for Washington, D.C. (WAS)-Missoula Johnson-Bell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Missoula Johnson-Bell Field flights.
Search Deals
From Washington, D.C. (WAS) to Missoula Johnson-Bell Field
Search Deals
One-way flight from Washington, D.C. (WAS) to Missoula Johnson-Bell Field
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($91 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Missoula that are best for you.

Fly from

Washington, D.C.

Fly to

Missoula

Route

Depart

Return

Price

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Fri 2/20

6:55 pm-5:56 pm

1 stop25h 01m

Missoula Johnson-Bell Field

Thu 2/26

2:35 pm-5:55 pm

1 stop25h 20m

$334

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Thu 12/4

6:30 pm-3:32 pm

1 stop23h 02m

Missoula Johnson-Bell Field

Tue 12/9

6:29 am-4:36 pm

1 stop8h 07m

$334

Washington, D.C.Missoula

DCA - MSO

DCAMSO

Washington, D.C. Reagan-National

Wed 12/3

2:00 pm-9:53 pm

1 stop9h 53m

Missoula Johnson-Bell Field

Wed 12/10

7:45 am-6:03 pm

1 stop8h 18m

$361

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Wed 12/3

2:30 pm-9:18 pm

1 stop8h 48m

Missoula Johnson-Bell Field

Wed 12/10

6:15 am-4:30 pm

1 stop8h 15m

$361

Washington, D.C.Missoula

DCA - MSO

DCAMSO

Washington, D.C. Reagan-National

Mon 1/26

3:10 pm-8:14 pm

1 stop7h 04m

Missoula Johnson-Bell Field

Fri 1/30

6:05 pm-9:12 am

2 stops13h 07m

$366

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Mon 1/26

2:15 pm-8:14 pm

1 stop7h 59m

Missoula Johnson-Bell Field

Fri 1/30

6:05 pm-9:16 am

2 stops13h 11m

$366

Washington, D.C.Missoula

DCA - MSO

DCAMSO

Washington, D.C. Reagan-National

Thu 12/4

10:20 am-9:53 pm

2 stops13h 33m

Missoula Johnson-Bell Field

Tue 12/9

5:00 am-6:59 pm

2 stops11h 59m

$371

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Thu 12/4

12:30 pm-12:36 am

2 stops14h 06m

Missoula Johnson-Bell Field

Tue 12/9

1:13 pm-12:12 am

2 stops8h 59m

$371

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Wed 4/29

7:00 am-1:43 pm

1 stop8h 43m

Missoula Johnson-Bell Field

Fri 5/1

6:30 pm-5:49 am

1 stop9h 19m

$386

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Sat 2/21

7:00 am-1:52 pm

1 stop8h 52m

Missoula Johnson-Bell Field

Wed 2/25

2:35 pm-5:55 am

1 stop13h 20m

$386

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 54 results
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Compare providers for flights from Washington, D.C. to Missoula

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Missoula in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Missoula flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C.-Missoula flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Missoula flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Missoula flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Missoula flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Missoula

How far ahead should I book a flight from Washington, D.C. to Missoula?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Missoula. Price data was last updated on October 31, 2025.

The best time to book flights from Washington, D.C. to Missoula is 19 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Washington, D.C. to Missoula?

Currently, July is the cheapest month in which you can book a flight from Washington, D.C. to Missoula (average of $238). Flying from Washington, D.C. to Missoula in March is currently the most expensive (average of $514). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WAS to MSO?

Find hourly flight availability from Washington, D.C. to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2025.

It’s typically best to fly out from Washington, D.C. to Missoula in the afternoon. Doing so could potentially save you 27% on the flight price compared to flying in the evening, which is usually more expensive.

How much does it cost to fly round-trip from Washington, D.C. to Missoula?

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missoula. Reviews last updated November 4, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United Airlines from Washington, D.C. to Missoula by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,241 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,241 reviews
Alaska Airlines
8.0
Very good
11,241 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
8,004 reviews
Alaska Airlines
8.0
Very good
11,241 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
9,001 reviews
Alaska Airlines
8.0
Very good
11,241 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,039 reviews
Alaska Airlines
8.0
Very good
11,241 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Frontier
5.8
Fair
3,115 reviews
Alaska Airlines
8.0
Very good
11,241 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Missoula. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Missoula from Washington, D.C.?

    Missoula Johnson-Bell Field (MSO), located 5.5 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Missoula. 3 airlines have flights to Johnson-Bell Field from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Missoula Johnson-Bell Field should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. per day.

  • How long is the flight from Washington, D.C. to Missoula?

    There are many flights that can get you from Washington, D.C. to Missoula in 8h 48m. Fly via Alaska Airlines, Delta, or United Airlines to get the fastest option. Washington, D.C. and Missoula are separated by a distance of 1913 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Washington, D.C. to Missoula round-trip?

    Flying on Delta is currently your cheapest option to Missoula, with prices starting at $283. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $288 and $384, respectively. These flights start at 48% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. to Missoula one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $181. Delta flights start at $212 while deals on Alaska Airlines start at $275 one-way.

  • What are the most popular routes from Washington, D.C. to Missoula?

    The most popular flight routes from Washington, D.C. to Missoula are Baltimore/Washington - Missoula Johnson-Bell Field, Washington, D.C. Dulles Intl - Missoula Johnson-Bell Field and Washington, D.C. Reagan-National - Missoula Johnson-Bell Field.

  • Can I find deals for flights from Washington, D.C. to Missoula that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Missoula flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Missoula?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Missoula.

  • Can I find deals for business class flights from Washington, D.C. to Missoula?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Missoula by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Missoula?

    Currently, July is the cheapest month in which you can book a flight from Washington, D.C. to Missoula (average of $238). Flying from Washington, D.C. to Missoula in March is currently the most expensive (average of $514). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Washington, D.C. to Missoula

Discover the top 3 airlines that operate flights from Washington, D.C. to Missoula. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$283Average$527FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$534FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$384Average$593FlexibilityNo cancel feeOn-time69%

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