Air Miles Calculator

Distance between Louisville, KY (SDF) and Champaign, IL (CMI)

Flight distance from Louisville to Champaign (Louisville International Airport – University of Illinois Willard Airport) is 188 miles / 302 kilometers / 163 nautical miles. Estimated flight time is 51 minutes.

Driving distance from Louisville (SDF) to Champaign (CMI) is 253 miles / 407 kilometers and travel time by car is about 4 hours 30 minutes.

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).

Airport information


A Louisville International Airport
City: Louisville, KY
Country: United States Flag of United States
IATA Code: SDF
ICAO Code: KSDF
Coordinates: 38°10′27″N, 85°44′9″W

B University of Illinois Willard Airport
City: Champaign, IL
Country: United States Flag of United States
IATA Code: CMI
ICAO Code: KCMI
Coordinates: 40°2′21″N, 88°16′41″W

Time difference and current local times

The time difference between Louisville and Champaign is 1 hour. Champaign is 1 hour behind Louisville.

Time Difference

Louisville, KY

 EDT

Champaign, IL

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 53 kg (116 pounds).

Frequent Flyer Miles Calculator

Louisville (SDF) → Champaign (CMI).

Distance:
188
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
188

Round trip?