Map of flight path and driving directions from Houston to Laredo.
Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Laredo International Airport (LRD).
How far is Laredo from Houston?
There are several ways to calculate distances between Houston and Laredo. Here are two common methods:Vincenty's formula (applied above)
- 301.229 miles
- 484.780 kilometers
- 261.760 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
- 301.144 miles
- 484.645 kilometers
- 261.687 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 Houston and Laredo.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 69 kg (153 pounds).
Frequent Flyer Miles Calculator
Houston (IAH) → Laredo (LRD).