Air Miles Calculator

Distance between Texarkana, AR (TXK) and Louisville, KY (SDF)

Distance from Texarkana to Louisville (Louisville International Airport – Texarkana Regional Airport) is 566 miles / 911 kilometers / 492 nautical miles.

Calculations with different 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).

Flight duration

Estimated flight time from Texarkana Regional Airport (TXK) to Louisville International Airport (SDF) is 1 hour 34 minutes.

Time difference and current local times

The time difference between Texarkana and Louisville is 1 hour. Louisville is 1 hour ahead of Texarkana.

Time Difference

Texarkana
Louisville

Texarkana, AR

 CDT

Louisville, KY

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 99 kg (218 pounds).

Airport information


A Texarkana Regional Airport
City: Texarkana, AR
Country: United States Flag of United States
IATA Code: TXK
ICAO Code: KTXK
Coordinates: 33°27′13″N, 93°59′27″W

B 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

Map

Texarkana to Louisville flight map.

Frequent Flyer Miles Calculator

Texarkana (TXK) → Louisville (SDF).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
566
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
566

Round trip?