How far is Oklahoma City from Chicago?
There are several ways to calculate distances between Chicago and Oklahoma City. Here are two common methods:Vincenty's formula (applied above)
- 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 – the shortest distance between two points).
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 124 kg (273 pounds).
Chicago to Oklahoma City flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Oklahoma City (OKC).