Air Miles Calculator

Distance between Louisville, KY (SDF) and Harlingen, TX (HRL)

Flight distance from Louisville to Harlingen (Louisville International Airport – Valley International Airport) is 1077 miles / 1734 kilometers / 936 nautical miles. Estimated flight time is 2 hours 32 minutes.

Driving distance from Louisville (SDF) to Harlingen (HRL) is 1280 miles / 2060 kilometers and travel time by car is about 22 hours 29 minutes.

Map of flight path and driving directions from Louisville to Harlingen.

Shortest flight path between Louisville International Airport (SDF) and Valley International Airport (HRL).

How far is Harlingen from Louisville?

There are several ways to calculate distances between Louisville and Harlingen. Here are two common methods:

Vincenty's formula (applied above)
  • 1077.373 miles
  • 1733.865 kilometers
  • 936.212 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
  • 1078.168 miles
  • 1735.143 kilometers
  • 936.903 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).

Airport information


A 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

B Valley International Airport
City: Harlingen, TX
Country: United States Flag of United States
IATA Code: HRL
ICAO Code: KHRL
Coordinates: 26°13′42″N, 97°39′15″W

Time difference and current local times

The time difference between Louisville and Harlingen is 1 hour. Harlingen is 1 hour behind Louisville.

Time Difference

Louisville, KY

 EDT

Harlingen, TX

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 156 kg (343 pounds).

Frequent Flyer Miles Calculator

Louisville (SDF) → Harlingen (HRL).

Distance:
1077
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1077

Round trip?