Map of flight path and driving directions from Chicago to Louisville.
Shortest flight path between Chicago Midway International Airport (MDW) and Louisville International Airport (SDF).
How far is Louisville from Chicago?
There are several ways to calculate distances between Chicago and Louisville. Here are two common methods:Vincenty's formula (applied above)
- 271.166 miles
- 436.399 kilometers
- 235.637 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
- 271.392 miles
- 436.764 kilometers
- 235.833 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 Chicago and Louisville is 1 hour. Louisville is 1 hour ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 65 kg (143 pounds).
Frequent Flyer Miles Calculator
Chicago (MDW) → Louisville (SDF).