Map of flight path and driving directions from Louisville to Texarkana.
Shortest flight path between Louisville International Airport (SDF) and Texarkana Regional Airport (TXK).
How far is Texarkana from Louisville?
There are several ways to calculate distances between Louisville and Texarkana. Here are two common methods:Vincenty's formula (applied above)
- 566.028 miles
- 910.933 kilometers
- 491.864 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
- 565.575 miles
- 910.205 kilometers
- 491.471 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 Texarkana is 1 hour. Texarkana is 1 hour behind Louisville.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 108 kg (239 pounds).
Frequent Flyer Miles Calculator
Louisville (SDF) → Texarkana (TXK).