Calculations with different methods
- 1365.426 miles
- 2197.440 kilometers
- 1186.523 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
- 1362.799 miles
- 2193.212 kilometers
- 1184.240 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from O'Hare International Airport (ORD) to Flagstaff Pulliam Airport (FLG) is 3 hours 5 minutes.
Time difference and current local times
The time difference between Chicago and Flagstaff is 2 hours. Flagstaff is 2 hours behind Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 172 kg (378 pounds).
Chicago to Flagstaff flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Flagstaff (FLG).