Air Miles Calculator logo

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

Flight distance from Houston to Harlingen (Houston William P. Hobby Airport – Valley International Airport) is 276 miles / 445 kilometers / 240 nautical miles. Estimated flight time is 1 hour 1 minutes.

Driving distance from Houston (HOU) to Harlingen (HRL) is 343 miles / 552 kilometers and travel time by car is about 6 hours 49 minutes.

Houston – Harlingen

Distance arrow
276
Miles
Distance arrow
445
Kilometers
Distance arrow
240
Nautical miles

How far is Harlingen from Houston?

There are several ways to calculate distances between Los Angeles and Chicago. 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 Houston William P. Hobby Airport to Valley International Airport is 1 hour 1 minutes.

Time difference

There is no time difference between Houston and Harlingen.

Carbon dioxide emissions

On average flying from Houston to Harlingen generates about 66 kg of CO2 per passenger, 66 kilograms is equal to 145 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Houston to Harlingen

Shortest flight path between Houston William P. Hobby Airport (HOU) and Valley International Airport (HRL).

Airport information

Origin Houston 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
Destination 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

Airlines flying from Houston (HOU) to Harlingen (HRL)

AirTran Airways
Southwest Airlines