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).
Estimated flight time from O'Hare International Airport (ORD) to Missoula International Airport (MSO) is 3 hours 1 minutes.
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 166 kg (366 pounds).
Chicago to Missoula flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Missoula (MSO).