Calculations with different methods
- 692.816 miles
- 1114.980 kilometers
- 602.041 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
- 692.358 miles
- 1114.242 kilometers
- 601.643 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 Will Rogers World Airport (OKC) is 1 hour 48 minutes.
Time difference and current local times
There is no time difference between Chicago and Oklahoma City.
Oklahoma City, OK
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 112 kg (246 pounds).
Chicago to Oklahoma City flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Oklahoma City (OKC).