Cheap flights from St. Louis, MO to Missoula, MT
Flights starting at $161. Choose between Alaska Airlines, Frontier Airlines, or United Airlines to find the best price.
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Missoula
Cheapest one-way trip | $227 |
---|---|
Cheapest round-trip | $378 |
Average round-trip | $421 |
Includes rare itinerary | |
Most popular airline | Alaska Airlines |
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
The most popular airlines for this route are Alaska Airlines, Frontier Airlines, United Airlines, Spirit Airlines, and Allegiant Air. St. Louis and Missoula have 119 direct flights per week.
Check-in for a flight from St. Louis to Missoula
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
United Airlines | UAL | UA | Yes | No |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Missoula
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 0°C | -8°C |
February | 1°C | -8°C |
March | 6°C | -4°C |
April | 10°C | -1°C |
May | 17°C | 3°C |
June | 22°C | 7°C |
July | 29°C | 11°C |
August | 28°C | 11°C |
September | 22°C | 7°C |
October | 13°C | 0°C |
November | 5°C | -4°C |
December | 0°C | -8°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from St. Louis
- Flights from St. Louis to Las Vegas
- Flights from St. Louis to Los Angeles
- Flights from St. Louis to Denver
- Flights from St. Louis to Orlando
- Flights from St. Louis to Atlanta
- Flights from St. Louis to Minneapolis
- Flights from St. Louis to San Diego
- Flights from St. Louis to San Francisco
- Flights from St. Louis to London
- Flights from St. Louis to Phoenix
- Flights from St. Louis to Seattle
- Flights from St. Louis to Houston
- Flights from St. Louis to Sacramento
- Flights from St. Louis to New York
- Flights from St. Louis to Cancún
- Flights from St. Louis to Washington, D.C.
- Flights from St. Louis to Fort Lauderdale
- Flights from St. Louis to Oakland
- Flights from St. Louis to Tampa
- Flights from St. Louis to Paris
Flights to Missoula
- Flights from Los Angeles to Missoula
- Flights from Denver to Missoula
- Flights from Las Vegas to Missoula
- Flights from Oakland to Missoula
- Flights from Phoenix to Missoula
- Flights from Chicago to Missoula
- Flights from Minneapolis to Missoula
- Flights from San Diego to Missoula
- Flights from Atlanta to Missoula
- Flights from Austin to Missoula
- Flights from Dallas to Missoula
- Flights from Detroit to Missoula
- Flights from Washington, D.C. to Missoula
- Flights from New Orleans to Missoula
- Flights from Indianapolis to Missoula
- Flights from Portland to Missoula
- Flights from San Francisco to Missoula
- Flights from Philadelphia to Missoula
- Flights from Cincinnati to Missoula
- Flights from Salt Lake City to Missoula
Popular routes
- Flights from Los Angeles to Guadalajara
- Flights from Pensacola to Tangier
- Flights from New York to London
- Flights from San Antonio to Sialkot
- Flights from Kansas City to Cap-Haïtien
- Flights from Burbank to Hong Kong
- Flights from Nashville to Ilhéus
- Flights from Richmond to Kisumu
- Flights from Cleveland to Faisalabad District
- Flights from Atlantic City to Prague
- Flights from Islip to Manama
- Flights from Palm Springs to Dublin
- Flights from San Francisco to Las Vegas