HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington, D.C.

$145+ Cheap flights from Missoula (MSO) to Washington, D.C. (WAS)

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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — WAS
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missoula to Washington, D.C. with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to Washington, D.C. (WAS). 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

$366
(Delta)

One-way from

$145
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$460
Provider with most accurate pricing for Missoula Johnson-Bell Field-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-Washington, D.C. (WAS) flights.
Search Deals
From Missoula Johnson-Bell Field to Washington, D.C. (WAS)
Search Deals
One-way flight from Missoula Johnson-Bell Field to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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

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

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.
Tue 12/95:00 amMSO - DCA
1 stop9h 01mDelta
Thu 12/113:06 pmDCA - MSO
2 stops11h 30mDelta
Deal found 11/4$366
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.
Tue 12/96:15 amMSO - IAD
1 stop6h 46mUnited Airlines
Thu 12/112:30 pmIAD - MSO
1 stop8h 48mUnited Airlines
Deal found 11/3$377
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.
Tue 12/96:29 amMSO - IAD
1 stop8h 07mAlaska Airlines
Thu 12/116:30 pmIAD - MSO
1 stop20h 02mAlaska Airlines
Deal found 11/3$385
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:00 amMSO - IAD
1 stop7h 08mAmerican Airlines
Tue 12/97:55 amIAD - MSO
2 stops14h 07mAmerican Airlines
Deal found 11/3$392
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.
Sun 12/76:16 pmMSO - IAD
2 stops12h 55mDelta
Tue 12/910:08 amIAD - MSO
2 stops13h 45mDelta
Deal found 11/3$397
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 11/276:02 amMSO - IAD
1 stop9h 32mAlaska Airlines
Sun 12/77:34 amIAD - MSO
1 stop9h 52mAlaska Airlines
Deal found 11/3$414
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.
Tue 12/92:35 pmMSO - BWI
1 stop6h 25mUnited Airlines
Thu 12/114:15 pmBWI - MSO
1 stop7h 03mUnited Airlines
Deal found 11/3$421
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.
Tue 12/96:29 amMSO - DCA
1 stop7h 39mAlaska Airlines
Thu 12/118:00 amDCA - MSO
1 stop9h 32mAlaska Airlines
Deal found 11/3$436
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:00 amMSO - IAD
1 stop7h 18mAmerican Airlines
Thu 12/119:15 amIAD - MSO
2 stops13h 18mAmerican Airlines
Deal found 11/3$441
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:00 amMSO - DCA
1 stop7h 23mAmerican Airlines
Thu 12/119:41 amDCA - MSO
2 stops12h 52mAmerican Airlines
Deal found 11/3$441
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.
Mon 11/245:25 amMSO - DCA
1 stop8h 35mDelta
Wed 12/35:11 pmDCA - MSO
1 stop9h 25mDelta
Deal found 11/3$448
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.
Tue 12/97:45 amMSO - BWI
1 stop8h 26mDelta
Thu 12/117:15 amBWI - MSO
1 stop7h 18mDelta
Deal found 11/3$450

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missoula to Washington, D.C. 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 Missoula to Washington, D.C. that are best for you.

Fly from

Missoula

Fly to

Washington, D.C.

Route

Depart

Return

Price

MissoulaWashington, D.C.

MSO - IAD

MSOIAD

Missoula Johnson-Bell Field

Tue 3/17

6:15 am-4:40 pm

1 stop8h 25m

Washington, D.C. Dulles Intl

Mon 3/23

3:58 pm-9:29 pm

1 stop7h 31m

$361

MissoulaWashington, D.C.

MSO - DCA

MSODCA

Missoula Johnson-Bell Field

Tue 12/9

5:00 am-4:01 pm

1 stop9h 01m

Washington, D.C. Reagan-National

Thu 12/11

3:06 pm-12:36 am

2 stops11h 30m

$366

MissoulaWashington, D.C.

MSO - IAD

MSOIAD

Missoula Johnson-Bell Field

Tue 12/9

6:15 am-3:01 pm

1 stop6h 46m

Washington, D.C. Dulles Intl

Thu 12/11

2:30 pm-9:18 pm

1 stop8h 48m

$377

MissoulaWashington, D.C.

MSO - IAD

MSOIAD

Missoula Johnson-Bell Field

Tue 12/9

6:29 am-4:36 pm

1 stop8h 07m

Washington, D.C. Dulles Intl

Thu 12/11

6:30 pm-12:32 pm

1 stop20h 02m

$385

MissoulaWashington, D.C.

MSO - IAD

MSOIAD

Missoula Johnson-Bell Field

Sun 12/7

7:00 am-4:08 pm

1 stop7h 08m

Washington, D.C. Dulles Intl

Tue 12/9

7:55 am-8:02 pm

2 stops14h 07m

$392

MissoulaWashington, D.C.

MSO - IAD

MSOIAD

Missoula Johnson-Bell Field

Wed 12/10

7:45 am-6:12 pm

1 stop8h 27m

Washington, D.C. Dulles Intl

Sat 12/13

9:00 am-5:36 pm

2 stops10h 36m

$392

MissoulaWashington, D.C.

MSO - IAD

MSOIAD

Missoula Johnson-Bell Field

Sun 12/7

6:16 pm-9:11 am

2 stops12h 55m

Washington, D.C. Dulles Intl

Tue 12/9

10:08 am-9:53 pm

2 stops13h 45m

$397

MissoulaBaltimore

MSO - BWI

MSOBWI

Missoula Johnson-Bell Field

Tue 3/17

2:27 pm-11:24 pm

1 stop6h 57m

Baltimore/Washington

Mon 3/23

4:02 pm-9:29 pm

1 stop7h 27m

$421

MissoulaBaltimore

MSO - BWI

MSOBWI

Missoula Johnson-Bell Field

Tue 12/9

2:35 pm-11:00 pm

1 stop6h 25m

Baltimore/Washington

Thu 12/11

4:15 pm-9:18 pm

1 stop7h 03m

$421

MissoulaWashington, D.C.

MSO - DCA

MSODCA

Missoula Johnson-Bell Field

Tue 12/9

6:29 am-4:08 pm

1 stop7h 39m

Washington, D.C. Reagan-National

Thu 12/11

8:00 am-3:32 pm

1 stop9h 32m

$436

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 43 results
1
2
3
...
5

Compare providers for flights from Missoula to Washington, D.C.

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 Missoula to Washington, D.C. in November.
ProviderPrice AccuracyTrust Score*
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 Missoula-Washington, D.C. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Missoula-Washington, D.C. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Missoula-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Missoula-Washington, D.C. 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 Missoula-Washington, D.C. 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 Missoula to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Missoula 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 Missoula to Washington, D.C.

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

Currently, August is the cheapest month in which you can book a flight from Missoula to Washington, D.C. (average of $306). Flying from Missoula to Washington, D.C. in January is currently the most expensive (average of $438). 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 MSO to WAS?

Find hourly flight availability from Missoula to Washington, D.C.. 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 optimal to fly from Missoula to Washington, D.C. in the evening. By choosing this option you can save up to 56% on the cost of your flight, compared to a flight in the morning.

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

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated November 4, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Missoula to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,003 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,002 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,040 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Missoula to Washington, D.C.. 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 from for flights from Missoula to Washington, D.C.?

    For a flight from Missoula to Washington, D.C., you will be flying from Johnson-Bell Field. Missoula Johnson-Bell Field (MSO) is just 5.5 mi from the center of the city. Johnson-Bell Field is the only Missoula airport and it handles 0 outbound flights to Washington, D.C. per day. 3 airlines have flights to Washington, D.C. from Missoula Johnson-Bell Field on a regular basis.

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

    Departing from Missoula to Washington, D.C. will take you 8h 07m. Missoula and Washington, D.C. are separated by a distance of 1913 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Currently priced at $331, American Airlines will fly you from Missoula to Washington, D.C. and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $338 and $390, respectively. You may be able to fly from Missoula to Washington, D.C. for 32% less than the average price by searching for these airlines.

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

    The most popular route from Missoula to Washington, D.C. is Missoula Johnson-Bell Field - Washington, D.C. Dulles Intl. You may also consider Missoula Johnson-Bell Field - Washington, D.C. Reagan-National or Missoula Johnson-Bell Field - Baltimore/Washington.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missoula to Washington, D.C. 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 Missoula to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Missoula to Washington, D.C. (average of $306). Flying from Missoula to Washington, D.C. in January is currently the most expensive (average of $438). 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

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Tysons
Woodbridge
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Waldorf
Bowie
Largo
McLean

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Discover the top 3 airlines that operate flights from Missoula to Washington, D.C.. 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
American AirlinesCheapest$331Average$590FlexibilityNo cancel feeOn-time71%
DeltaCheapest$338Average$474FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$390Average$641FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.