Map of flight path and driving directions from Louisville to Champaign.
Shortest flight path between Louisville International Airport (SDF) and University of Illinois Willard Airport (CMI).
How far is Champaign from Louisville?
There are several ways to calculate distances between Louisville and Champaign. Here are two common methods:Vincenty's formula (applied above)
- 187.641 miles
- 301.979 kilometers
- 163.056 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
- 187.539 miles
- 301.815 kilometers
- 162.967 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
The time difference between Louisville and Champaign is 1 hour. Champaign is 1 hour behind Louisville.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 53 kg (116 pounds).
Frequent Flyer Miles Calculator
Louisville (SDF) → Champaign (CMI).