Map of flight path and driving directions from St Louis to Harlingen.
Shortest flight path between St. Louis Lambert International Airport (STL) and Valley International Airport (HRL).
How far is Harlingen from St Louis?
There are several ways to calculate distances between St Louis and Harlingen. Here are two common methods:Vincenty's formula (applied above)
- 961.064 miles
- 1546.683 kilometers
- 835.142 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
- 962.757 miles
- 1549.408 kilometers
- 836.613 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).
Time difference and current local times
There is no time difference between St Louis and Harlingen.
St Louis, MO
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 148 kg (327 pounds).
Frequent Flyer Miles Calculator
St Louis (STL) → Harlingen (HRL).