Cheap Flights to Missoula Montana Airport
Missoula Montana Airport, formerly Missoula International Airport, is the busiest airport in western Montana. It offers direct flights to major hubs in the West and Midwest.
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or request an offerAbout Missoula Montana Airport (MSO)
MSO is served by Alaska, Allegiant, American, Delta and United, with nonstop flights to cities including Denver, Salt Lake City, Seattle, Chicago and Los Angeles.
IATA/ICAO codes
MSO / KMSO
Location
About 10 km northwest of downtown Missoula, Montana
Key airline
Alaska, Delta, United, American, Allegiant
Notable feature
Gateway to western Montana’s outdoors
Popular Routes
MSO’s network links Montana with hubs across the West and Midwest.
Route Type
Popular Connections
Western Hubs
Denver, Salt Lake City, Seattle, Portland, San Francisco
Other US
Chicago, Dallas/Fort Worth, Minneapolis, Los Angeles
Leisure
Las Vegas, Phoenix-Mesa, San Diego
Best Time to Book Cheap Flights
Booking 6 to 10 weeks ahead is recommended. Summer and ski season are busy, while spring and fall can be quieter.
About Missoula
Missoula is a lively college town surrounded by mountains, with rivers for fishing and floating, a growing food scene and a walkable downtown.
Things to Know When Flying Into Missoula
Rental cars are recommended for exploring western Montana.
Winter weather can affect flights, so allow extra time.
Glacier National Park and Flathead Lake are popular day trips or weekend stops.
Missoula is also a base for smokejumpers and wildfire crews.
Why Book Your Missoula Flights with Airline Tickets Services
Fare comparisons across Alaska, Delta, United, American and Allegiant for MSO itineraries
Guidance on connecting through Denver, Salt Lake City or Seattle
Flexible booking for outdoor and ski travel
Real-time pricing to help you find the lowest available fares
Support for multi-city Western US itineraries
FAQs — Flights to International Airport
Missoula is western Montana's largest city, a hub for the University of Montana, fly fishing, skiing and access to Glacier National Park and Yellowstone-area travel.
Alaska Airlines, Allegiant, American Airlines, Delta and United operate scheduled service.
The airport is about 10 km (6 miles) northwest of downtown Missoula, roughly a 10 to 15 minute drive.
Denver, Salt Lake City and Seattle are among the busiest connections.
Booking 6 to 10 weeks in advance is recommended; summer is peak season and ski season brings winter demand.
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