Map of flight path and driving directions from Chicago to Missoula.
Shortest flight path between Chicago O'Hare International Airport (ORD) and Missoula International Airport (MSO).
How far is Missoula from Chicago?
There are several ways to calculate distances between Chicago and Missoula. Here are two common methods:Vincenty's formula (applied above)
- 1332.426 miles
- 2144.332 kilometers
- 1157.847 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 1329.053 miles
- 2138.903 kilometers
- 1154.915 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Time difference and current local times
The time difference between Chicago and Missoula is 1 hour. Missoula is 1 hour behind Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 169 kg (372 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Missoula (MSO).