On this page, you can find and buy flight tickets for the Chicago — Missoula route. The 2,162 km flight is served by approximately 19 flights per week, making it easy to find a convenient departure time.
Most flights are operated by UA, AA, and AS. Ticket prices are dynamic, so to choose the best offer, use the price chart and information on how to get to the departure airport or leaving the airport upon arrival.
The table shows direct flights Chicago → Missoula on the selected date. The flight takes approximately 3 h 52 min. Regular flights are operated by American Airlines, Alaska Airlines and United Airlines. Departures from O'Hare International Airport, Chicago Midway International Airport and Midway International Airport airports, arrivals at Missoula International Airport.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for Chicago — Missoula by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $134 in F, and the most expensive are around $248 in y. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Chicago → Missoula, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | $214 | low | May | $224 | medium | Sep | $233 | medium |
| Feb | $208 | low | Jun | $253 | high | Oct | $193 | low |
| Mar | $229 | medium | Jul | $274 | high | Nov | $229 | medium |
| Apr | $198 | low | Aug | $264 | high | Dec | $269 | high |
Some values are estimated based on seasonality.
The climate in Missoula is characterized by seasonal variations: July is the warmest month with temperatures reaching 28°C, while February is the coldest and wettest, with lows reaching -10.3°C. January and December also see low temperatures and frequent precipitation.
The lowest airfare was recorded in July — $131, and great deals can also be found in September. Prices peak in June, when fares start $284, and in December — $222.
September is considered the optimal time to book, offering a balance between mild weather and prices $134. It is recommended to avoid flying in June due to maximum ticket costs.
Three airlines provide flights from Chicago to Missoula, with UA (United Airlines) and AA (American Airlines) being the leading carriers. In total, there are approximately 19 flights per week on this route, including options with connections at major transportation hubs. You can find the detailed schedule and flight information for each operator in the list below.
Flights Chicago — Missoula depart from O'Hare International Airport, Chicago Midway International Airport, Midway International Airport and Chicago Rockford International Airport and arrive at Missoula International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
With an average distance of 2,162 km, a direct flight between the cities takes about 2 hours and 45 minutes. Travel time for connecting flights depends on the duration of the layover.
Regular air service between Chicago and Missoula is provided by UA, AA, and AS.
Airfares change constantly based on the season and demand. You can check the current minimum for the coming months in the low price calendar block on this page.
All flights on this route arrive at Missoula Montana Airport (MSO).
The most affordable deals are usually available when booking several weeks before departure. It is also recommended to consider flying in July or September.
Where travelers fly most — pick a route and check prices
