Air Miles Calculator

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

Distance from Houston to Harlingen (Valley International Airport – George Bush Intercontinental Airport) is 295 miles / 474 kilometers / 256 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 294.660 miles
  • 474.209 kilometers
  • 256.053 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
  • 295.300 miles
  • 475.240 kilometers
  • 256.609 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 George Bush Intercontinental Airport (IAH) to Valley International Airport (HRL) is 1 hour 3 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 66 kg (146 pounds).

Airport information


A George Bush Intercontinental Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: IAH
ICAO Code: KIAH
Coordinates: 29°59′3″N, 95°20′29″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 (IAH) → Harlingen (HRL).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
295
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
295

Round trip?