Map of flight path and driving directions from St Louis to Louisville.
Shortest flight path between St. Louis Lambert International Airport (STL) and Louisville International Airport (SDF).
How far is Louisville from St Louis?
There are several ways to calculate distances between St Louis and Louisville. Here are two common methods:Vincenty's formula (applied above)
- 254.388 miles
- 409.398 kilometers
- 221.057 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
- 253.800 miles
- 408.452 kilometers
- 220.546 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 St Louis and Louisville is 1 hour. Louisville is 1 hour ahead of St Louis.
St Louis, MO
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 62 kg (138 pounds).
Frequent Flyer Miles Calculator
St Louis (STL) → Louisville (SDF).