Map of flight path and driving directions from Oklahoma City to Chicago.
Shortest flight path between Will Rogers World Airport (OKC) and Chicago O'Hare International Airport (ORD).
How far is Chicago from Oklahoma City?
There are several ways to calculate distances between Oklahoma City and Chicago. 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).
Time difference and current local times
There is no time difference between Oklahoma City and Chicago.
Oklahoma City, OK
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 124 kg (273 pounds).
Frequent Flyer Miles Calculator
Oklahoma City (OKC) → Chicago (ORD).