How far is Houston from Harlingen?
There are several ways to calculate distances between Harlingen and Houston. Here are two common 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 – the shortest distance between two points).
Estimated flight time from Valley International Airport (HRL) to George Bush Intercontinental Airport (IAH) is 1 hour 3 minutes.
Time difference and current local times
There is no time difference between Harlingen and Houston.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 66 kg (146 pounds).
Harlingen to Houston flight map.
Frequent Flyer Miles Calculator
Harlingen (HRL) → Houston (IAH).