Map of flight path and driving directions from Louisville to Laredo.
Shortest flight path between Louisville International Airport (SDF) and Laredo International Airport (LRD).
How far is Laredo from Louisville?
There are several ways to calculate distances between Louisville and Laredo. Here are two common methods:Vincenty's formula (applied above)
- 1081.166 miles
- 1739.968 kilometers
- 939.507 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
- 1081.246 miles
- 1740.097 kilometers
- 939.577 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 Laredo is 1 hour. Laredo is 1 hour behind Louisville.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 156 kg (343 pounds).
Frequent Flyer Miles Calculator
Louisville (SDF) → Laredo (LRD).