Cheap Flights from Missoula Intl. Airport

View RM383 flight on Mon, 30 Mar 2026Opens in a new window

Popular airlines from Missoula Intl. Airport (MSO)

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

  • American Airlines

    American Airlines

  • British Airways

    British Airways

  • Hawaiian Airlines

    Hawaiian Airlines

  • Aeromexico

    Aeromexico

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Flights from Missoula Intl. Airport

Prices were available within the past 7 days and start at RM383 for one-way flights and RM2,203 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 29 Aug - Sat, 12 Sept
MSO
Missoula
SEA
Seattle
RM2,203 Return, found 4 days ago
RM2,203
Return
found 4 days ago
Select United flight, departing Sat, 29 Aug from Missoula to Seattle, returning Sat, 12 Sept, priced at RM2,203 found 4 days ago
United
Sat, 29 Aug - Sat, 12 Sept
MSO
Missoula
SEA
Seattle
RM2,262 Return, found 4 days ago
RM2,262
Return
found 4 days ago
Select United flight, departing Sat, 29 Aug from Missoula to Seattle, returning Sat, 12 Sept, priced at RM2,262 found 4 days ago
American Airlines
Sat, 29 Aug - Sat, 12 Sept
MSO
Missoula
SEA
Seattle
RM2,269 Return, found 4 days ago
RM2,269
Return
found 4 days ago
Select American Airlines flight, departing Sat, 29 Aug from Missoula to Seattle, returning Sat, 12 Sept, priced at RM2,269 found 4 days ago
American Airlines
Sat, 29 Aug - Sat, 12 Sept
MSO
Missoula
SEA
Seattle
RM2,292 Return, found 4 days ago
RM2,292
Return
found 4 days ago
Select American Airlines flight, departing Sat, 29 Aug from Missoula to Seattle, returning Sat, 12 Sept, priced at RM2,292 found 4 days ago
United
Sat, 29 Aug - Sat, 12 Sept
MSO
Missoula
SEA
Seattle
RM2,295 Return, found 4 days ago
RM2,295
Return
found 4 days ago
Select United flight, departing Sat, 29 Aug from Missoula to Seattle, returning Sat, 12 Sept, priced at RM2,295 found 4 days ago
United
Sat, 29 Aug - Sat, 12 Sept
MSO
Missoula
SEA
Seattle
RM2,296 Return, found 4 days ago
RM2,296
Return
found 4 days ago
Select United flight, departing Sat, 29 Aug from Missoula to Seattle, returning Sat, 12 Sept, priced at RM2,296 found 4 days ago
United
Sat, 29 Aug - Sat, 12 Sept
MSO
Missoula
SEA
Seattle
RM2,318 Return, found 4 days ago
RM2,318
Return
found 4 days ago
Select United flight, departing Sat, 29 Aug from Missoula to Seattle, returning Sat, 12 Sept, priced at RM2,318 found 4 days ago
United
Sat, 29 Aug - Sat, 12 Sept
MSO
Missoula
SEA
Seattle
RM2,322 Return, found 4 days ago
RM2,322
Return
found 4 days ago
Select United flight, departing Sat, 29 Aug from Missoula to Seattle, returning Sat, 12 Sept, priced at RM2,322 found 4 days ago
American Airlines
Sat, 29 Aug - Sat, 12 Sept
MSO
Missoula
SEA
Seattle
RM2,388 Return, found 4 days ago
RM2,388
Return
found 4 days ago
Select American Airlines flight, departing Sat, 29 Aug from Missoula to Seattle, returning Sat, 12 Sept, priced at RM2,388 found 4 days ago
Delta
Sat, 29 Aug - Sat, 12 Sept
MSO
Missoula
SEA
Seattle
RM2,452 Return, found 4 days ago
RM2,452
Return
found 4 days ago
Select Delta flight, departing Sat, 29 Aug from Missoula to Seattle, returning Sat, 12 Sept, priced at RM2,452 found 4 days ago

Frequently asked questions

What is the airport code for Missoula Intl. Airport (MSO)?
Missoula Intl. Airport (MSO) uses the airport code: MSO.
How far is Missoula Intl. Airport (MSO) from central Missoula?
From Missoula Intl. Airport (MSO) it's easy to jump on the ride-share service to downtown Missoula. If you're sticking around a while, nothing beats the freedom of having your own wheels. You can collect a Missoula car rental within the airport area from Alamo, National Car Rental or Thrifty Car Rental. Drive 8 kilometers to reach the city centre — and then wherever the road may take you!
Does Missoula Intl. Airport (MSO) have a hotel?
Unfortunately, there aren't any hotels in the immediate surrounds of MSO. That said, you're certain to find a great place to stay before your flight if you search further afield. Consider making your first stop the Free Breakfast. Pool & Hot Tub.. Just a short cab ride from the terminals, it offers a barbecue grill, a swimming pool and a spa tub. The Motel 6 Missoula, MT is another good option if you want to stay around the airport before you fly out. It features front desk services, free WiFi and shopping facilities.
Are there private lounges in Missoula Intl. Airport (MSO)?
The best way to find out is to check the official website of Missoula Intl. Airport (MSO). It should provide useful information about the facilities, services and amenities on offer.
What airlines fly out of Missoula Intl. Airport (MSO)?
Check in your case and then jet off from Missoula Intl. Airport on one of these quality domestic airlines:

  • United Airlines
  • Alaska Airlines
  • Delta Air Lines

How many flights per day fly out of MSO?
Each day, 13 flights take off from Missoula Intl. Airport (MSO). Whether you're seeking economy or premium, window or aisle, Expedia has the ideal flight to your destination.
How to find cheap flights from MSO with Expedia?
Enter your travel dates and destination to find flights that leave from Missoula, MT (MSO-Missoula Intl.). You can then tailor your search to sort by lowest price, airlines and more. The cheapest one-way flight from Missoula, MT (MSO-Missoula Intl.) was to Seattle (SEA) at RM383. These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. You'll always snag a great deal with Expedia, but our "Flexible dates" tool makes it even simpler. First, enter your destination and flight dates. Then, click on "Flexible dates" above the search results to see the lowest prices for nearby days. To refine your search, you can filter by airline preference, included baggage and more.
Where can you fly to from Missoula Intl. Airport (MSO)?
Scroll through our international flight deals above to discover which destinations you can fly to from Missoula. Once you select an offer, use our filters and sort by 'Price (Lowest)' to see the options that work best with your budget and plans. The majority of domestic travellers head to Seattle, Salt Lake City or Denver. Choose your destination, secure your seat and you'll be embarking on your unforgettable adventure in a blink of an eye.
What is the cancellation policy on flights and how do I cancel my flight on Expedia?
Most flights are free to cancel within 24 hours of making the reservation. However, some flights are non-refundable, and you may receive a flight credit from the airline to use for a future booking. For more information, please visit our Customer Service Portal.

Travel information

Missoula Intl. Airport Information

Airport Name
Airport Location
Airport Code
Latitude
Longitude
Altitude
Missoula Intl.Missoula, USIATA: MSO, ICAO: KMSO, GPS: KMSO46.916302-114.0910033206ft

Missoula Intl., also known by IATA (International Air Transport Association) code MSO and ICAO (International Civil Aviation Organization) code KMSO, offers flights from multiple airline carriers to many popular global destinations. Above you'll find some useful information about Missoula's airport that can help you in planning your next trip. Expedia offers flights from MSO airport on multiple airline carriers, and makes it easy and affordable for you to book low cost Missoula flights.

Explore a world of travel with Expedia

*Available to Expedia members.