Direct (nonstop) flights from Chicago to Missoula
2 airlines fly nonstop from Chicago O Hare International (ORD) to Missoula Intl (MSO). It's 1,332 miles (2,143 km), about 3h 55m in the air. Operated by American Airlines, United Airlines.
American Airlines
United Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
AA
American Airlines
UA
United Airlines
Alternative Routes
Other ways to fly from Chicago to Missoula with one stop · direct emits 225 kg CO₂ per passenger
Looking for the return flight?
MSO → ORD: Flights from Missoula to ChicagoOther direct flights from Chicago
Direct flights from Missoula (MSO)
Frequently Asked Questions
How long is the direct flight from Chicago to Missoula?
A nonstop flight from Chicago (ORD) to Missoula (MSO) takes approximately 3 hours and 55 minutes. The distance is 1,332 miles (2,143 km).
Which airlines fly nonstop from Chicago to Missoula?
2 airlines: American Airlines, United Airlines.
Is there a nonstop flight from Chicago to Missoula?
Yes. 2 airlines: American Airlines, United Airlines.
How far is Chicago from Missoula?
The flight distance from Chicago to Missoula is 1,332 miles (2,143 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Miami.
What type of aircraft flies from Chicago to Missoula?
At 3h 55m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from Chicago to Missoula?
Roughly 225 kg CO2 per passenger one-way. That's about the same as driving 1,125 km.
Is the return flight from Missoula to Chicago also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Chicago to Missoula?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Chicago O Hare International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.