Map of flight path and driving directions from Tulsa to Champaign.
Shortest flight path between Tulsa International Airport (TUL) and University of Illinois Willard Airport (CMI).
How far is Champaign from Tulsa?
There are several ways to calculate distances between Tulsa and Champaign. Here are two common methods:Vincenty's formula (applied above)
- 491.768 miles
- 791.423 kilometers
- 427.334 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
- 491.186 miles
- 790.487 kilometers
- 426.829 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 Tulsa and Champaign.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 97 kg (215 pounds).
Frequent Flyer Miles Calculator
Tulsa (TUL) → Champaign (CMI).