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Missoula

$206+ Cheap flights from Dulles Intl (IAD) 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MSO
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Dulles Intl to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 September 11, 2025.

Round-trip from

$360
(Hawaiian Airlines)

One-way from

$206
(Alaska Airlines)

Popular in

February

Cheapest in

November

Average price

$502
From Washington, D.C. Dulles Intl to Missoula Johnson-Bell Field
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One-way flight from Washington, D.C. Dulles Intl to Missoula Johnson-Bell Field
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Highest demand for flights based on searches. 10% potential increase in price ($79 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Dulles Intl to Missoula

Cheapest flights from Dulles Intl to Missoula
Explore the most affordable flight options available from Dulles Intl to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 9/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:43 amIAD - MSO
1 stop9h 41mHawaiian Airlines
Wed 11/196:32 amMSO - IAD
1 stop8h 08mHawaiian Airlines
Deal found 9/10$360
This Delta deal was found by Cheapflights users on 9/10. 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 11/127:10 amIAD - MSO
1 stop7h 23mDelta
Tue 11/181:13 pmMSO - IAD
1 stop8h 16mDelta
Deal found 9/10$361
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 10/186:25 amIAD - MSO
1 stop7h 53mAlaska Airlines
Tue 10/214:12 pmMSO - IAD
1 stop30h 11mAlaska Airlines
Deal found 9/11$382
This Hawaiian Airlines deal was found by Cheapflights users on 9/11. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/176:25 amIAD - MSO
1 stop10h 58mHawaiian Airlines
Tue 10/212:07 pmMSO - IAD
1 stop8h 16mHawaiian Airlines
Deal found 9/11$386
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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 9/246:09 pmIAD - MSO
1 stop8h 18mAlaska Airlines
Tue 9/306:40 pmMSO - IAD
1 stop10h 53mAlaska Airlines
Deal found 9/9$390
This Delta deal was found by Cheapflights users on 9/9. 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 11/135:03 pmIAD - MSO
2 stops9h 16mDelta
Wed 11/195:25 amMSO - IAD
2 stops12h 02mDelta
Deal found 9/9$396
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 10/42:45 pmIAD - MSO
1 stop8h 40mUnited Airlines
Tue 10/76:25 amMSO - IAD
1 stop8h 18mUnited Airlines
Deal found 9/9$399
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/177:41 pmIAD - MSO
1 stop21h 42mAlaska Airlines
Tue 10/212:07 pmMSO - IAD
1 stop8h 16mAlaska Airlines
Deal found 9/10$412
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 9/297:00 amIAD - MSO
1 stop10h 18mAlaska Airlines
Wed 10/82:07 pmMSO - IAD
1 stop8h 16mAlaska Airlines
Deal found 9/10$415

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 September 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Missoula that are best for you.

Fly from

Dulles Intl

Fly to

Missoula

Route

Depart

Return

Price

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Thu 11/13

7:43 am-3:24 pm

1 stop9h 41m

Missoula Johnson-Bell Field

Wed 11/19

6:32 am-4:40 pm

1 stop8h 08m

$360

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Wed 11/12

7:43 am-3:24 pm

1 stop9h 41m

Missoula Johnson-Bell Field

Tue 11/18

6:32 am-4:40 pm

1 stop8h 08m

$360

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Wed 11/12

7:43 am-3:24 pm

1 stop9h 41m

Missoula Johnson-Bell Field

Tue 11/18

1:59 pm-6:23 am

1 stop14h 24m

$361

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Tue 11/11

3:59 pm-9:47 pm

1 stop7h 48m

Missoula Johnson-Bell Field

Wed 11/19

6:20 am-4:30 pm

1 stop8h 10m

$361

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Thu 11/13

6:24 am-7:55 pm

2 stops15h 31m

Missoula Johnson-Bell Field

Wed 11/19

7:01 am-4:11 pm

1 stop7h 10m

$366

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Wed 11/12

7:10 am-12:33 pm

1 stop7h 23m

Missoula Johnson-Bell Field

Tue 11/18

6:18 pm-9:10 am

2 stops12h 52m

$366

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Sat 10/18

6:25 am-12:18 pm

1 stop7h 53m

Missoula Johnson-Bell Field

Tue 10/21

4:12 pm-12:23 am

1 stop30h 11m

$382

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Fri 10/17

7:41 pm-12:18 pm

1 stop18h 37m

Missoula Johnson-Bell Field

Tue 10/21

2:07 pm-12:23 am

1 stop8h 16m

$386

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Fri 11/14

7:43 am-3:24 pm

1 stop9h 41m

$206

Washington, D.C.Missoula

IAD - MSO

IADMSO

Washington, D.C. Dulles Intl

Sun 9/28

6:25 am-1:00 pm

1 stop8h 35m

$241

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 15 results
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Best time to book a flight from Dulles Intl to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula from Dulles Intl 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. Dulles Intl Airport to Missoula

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

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Missoula (average of $365). Flying from Washington, D.C. Dulles Intl Airport to Missoula in March is currently the most expensive (average of $505). 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 IAD to MSO?

Find hourly flight availability from Dulles Intl 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 September 11, 2025.

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Missoula in the afternoon. Doing so could potentially save you 16% on the flight price compared to flying in the morning, which is usually more expensive.

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 September 11, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Washington, D.C. Dulles Intl Airport to Missoula 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
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Missoula, you will be flying into 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 inbound flights from Washington, D.C. Dulles Intl per day. 3 airlines have flights to Missoula Johnson-Bell Field from Washington, D.C. Dulles Intl on a regular basis.

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

    Airlines like Hawaiian Airlines, Alaska Airlines, and United Airlines fly from Washington, D.C. Dulles Intl Airport to Missoula in about 7h 48m. The time it takes to get you to your destination can typically vary by up to 1h 53m. Washington, D.C. Dulles Intl Airport and Missoula are separated by a distance of 1913 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Missoula is Delta. Our recent data shows that you can find tickets from as low as $283 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $366 and $393 round-trip. You may be able to fly from Washington, D.C. Dulles Intl Airport to Missoula for 55% less than the average price by searching for these airlines.

  • Can I find deals for flights from Dulles Intl to Missoula that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Missoula flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Missoula?

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

  • Can I find deals for business class flights from Dulles Intl to Missoula?

    Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to Missoula?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Missoula (average of $365). Flying from Washington, D.C. Dulles Intl Airport to Missoula in March is currently the most expensive (average of $505). 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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Alternative routes for Dulles Intl to Missoula

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Top 3 airlines flying from Dulles Intl to Missoula

Discover the top 3 airlines that operate flights from Dulles Intl 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$283Average$596FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$366Average$498FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$393Average$608FlexibilityNo cancel feeOn-time69%

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