Air Miles Calculator

Distance between Houston, TX (IAH) and Laredo, TX (LRD)

Flight distance from Houston to Laredo (Houston George Bush Intercontinental Airport – Laredo International Airport) is 301 miles / 485 kilometers / 262 nautical miles. Estimated flight time is 1 hour 4 minutes.

Driving distance from Houston (IAH) to Laredo (LRD) is 365 miles / 588 kilometers and travel time by car is about 6 hours 4 minutes.

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).

Airport information


A Houston 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 Laredo International Airport
City: Laredo, TX
Country: United States Flag of United States
IATA Code: LRD
ICAO Code: KLRD
Coordinates: 27°32′37″N, 99°27′41″W

Time difference and current local times

There is no time difference between Houston and Laredo.

Time Difference

Houston, TX

 CST

Laredo, TX

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 69 kg (153 pounds).

Frequent Flyer Miles Calculator

Houston (IAH) → Laredo (LRD).

Distance:
301
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
301

Round trip?