$144 Cheap flights from Missoula Intl. to Washington Dulles Intl. (MSO to IAD)

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Find The Best Dates To Fly from Missoula Intl. to Washington Dulles Intl.

Compare Flight Prices from Missoula to Washington

Affordable Airfare Tickets from MSO to IAD Airport

The cheapest flights to Washington Dulles Intl. found within the past 7 days were $289 round trip and $144 one way. Prices and availability subject to change. Additional terms may apply.

Thu, Sep 18 - Wed, Sep 24
MSO
Missoula
IAD
Washington
$289 Roundtrip, found 3 days ago
$289
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Sep 18 from Missoula to Washington, returning Wed, Sep 24, priced at $289 found 3 days ago
Wed, Nov 19 - Tue, Dec 2
MSO
Missoula
IAD
Washington
$319 Roundtrip, found 1 day ago
$319
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Nov 19 from Missoula to Washington, returning Tue, Dec 2, priced at $319 found 1 day ago
Wed, Sep 10 - Sat, Sep 13
MSO
Missoula
IAD
Washington
$337 Roundtrip, found 3 days ago
$337
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Sep 10 from Missoula to Washington, returning Sat, Sep 13, priced at $337 found 3 days ago
Tue, Sep 16 - Sun, Sep 21
MSO
Missoula
IAD
Washington
$340 Roundtrip, found 3 hours ago
$340
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Tue, Sep 16 from Missoula to Washington, returning Sun, Sep 21, priced at $340 found 3 hours ago
Wed, Nov 19 - Wed, Dec 3
MSO
Missoula
IAD
Washington
$343 Roundtrip, found 1 day ago
$343
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, Nov 19 from Missoula to Washington, returning Wed, Dec 3, priced at $343 found 1 day ago
Wed, Aug 20 - Tue, Aug 26
MSO
Missoula
IAD
Washington
$350 Roundtrip, found 1 day ago
$350
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, Aug 20 from Missoula to Washington, returning Tue, Aug 26, priced at $350 found 1 day ago
Tue, Sep 16 - Sun, Sep 21
MSO
Missoula
IAD
Washington
$357 Roundtrip, found 3 hours ago
$357
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Tue, Sep 16 from Missoula to Washington, returning Sun, Sep 21, priced at $357 found 3 hours ago
Tue, Nov 18 - Tue, Dec 2
MSO
Missoula
IAD
Washington
$375 Roundtrip, found 2 days ago
$375
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Nov 18 from Missoula to Washington, returning Tue, Dec 2, priced at $375 found 2 days ago
Wed, Aug 20 - Mon, Aug 25
MSO
Missoula
IAD
Washington
$376 Roundtrip, found 2 days ago
$376
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Aug 20 from Missoula to Washington, returning Mon, Aug 25, priced at $376 found 2 days ago
Wed, Aug 13 - Wed, Aug 20
MSO
Missoula
IAD
Washington
$377 Roundtrip, found 6 days ago
$377
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Aug 13 from Missoula to Washington, returning Wed, Aug 20, priced at $377 found 6 days ago

Frequently asked questions

Are there direct flights from Missoula Intl. Airport (MSO) to IAD?
If you need to travel as fast as possible from Missoula Intl. Airport to IAD, try United Airlines, Delta and Qatar Airways. No airlines have direct flights on this route, so you'll need to make at least one stopover.
How long is the flight from MSO to Washington Dulles Intl. Airport (IAD)?
The journey between Missoula Intl. Airport (MSO) and Dulles Intl. Airport is usually about 5 hours and 56 minutes. Make your journey comfortable by saving a few shows on your laptop or phone and enjoying them with your seat fully reclined.
What is the flight distance from Missoula Intl. Airport to IAD?
Between Missoula Intl. Airport and Washington Dulles Intl. Airport (IAD), the flight distance is about 1,900 mi. So, order a glass of Champagne and settle back. You've got some choices to make --- watch the latest film, finish your novel or catch forty winks?
What airlines fly from MSO to Washington Dulles Intl. Airport (IAD)?
With no direct flights on offer, it will be in your best interest to plan ahead when traveling between MSO and Washington Dulles Intl. Airport (IAD). Find a convenient route with minimal stopovers and save yourself some time.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Missoula to Washington

 

Traveling From
Missoula Intl.
Traveling To
Washington Dulles Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$289

Route Info

Flight path for flights from Missoula International Airport to Washington Dulles International Airport.


Origin:
MSO - Missoula International Airport
Destination:
IAD - Washington Dulles International Airport
Distance:
2,271.00 miles


Discover our best flights from Missoula MSO to Washington IAD. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Missoula MSO to Washington IAD at the right price  

Airfares to Washington IAD from Missoula MSO currently cost between $289 and $377. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Missoula MSO to Washington IAD 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Missoula MSO to Washington IAD on Travelocity starting at $144. Prices and availability subject to change. Additional terms may apply. 

 

Get to Washington IAD from Missoula MSO quicker with direct flights. 

Get to Washington faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to IAD from MSO to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Missoula MSO to Washington IAD

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to IAD from MSO. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Missoula MSO to Washington IAD today 

If you’re flexible about when you travel, September is usually the cheapest month to fly from Missoula MSO to Washington IAD. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Washington IAD from Missoula MSO 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to IAD from MSO have this option.  

 

Travel with confidence when you book flights to Washington IAD from Missoula MSO with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.