Air Miles Calculator

Distance between Houston, TX (HOU) and Harlingen, TX (HRL)

Distance from Houston to Harlingen (William P. Hobby Airport – Valley International Airport) is 276 miles / 445 kilometers / 240 nautical miles.

How far is Harlingen from Houston?

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

Vincenty's formula (applied above)
  • 276.499 miles
  • 444.982 kilometers
  • 240.271 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
  • 277.039 miles
  • 445.850 kilometers
  • 240.740 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).

Flight duration

Estimated flight time from William P. Hobby Airport (HOU) to Valley International Airport (HRL) is 1 hour 1 minutes.

Time difference and current local times

There is no time difference between Houston and Harlingen.

Time Difference

Houston
Harlingen

Houston, TX

 CST

Harlingen, TX

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 63 kg (139 pounds).

Airport information


A William P. Hobby Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: HOU
ICAO Code: KHOU
Coordinates: 29°38′43″N, 95°16′44″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

Map

Houston to Harlingen flight map.

Frequent Flyer Miles Calculator

Houston (HOU) → Harlingen (HRL).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
276
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
276

Round trip?