Map of flight path and driving directions from Houston to Lexington.
Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Lexington Blue Grass Airport (LEX).
How far is Lexington from Houston?
There are several ways to calculate distances between Houston and Lexington. Here are two common methods:Vincenty's formula (applied above)
- 828.179 miles
- 1332.825 kilometers
- 719.668 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
- 828.106 miles
- 1332.707 kilometers
- 719.604 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
The time difference between Houston and Lexington is 1 hour. Lexington is 1 hour ahead of Houston.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 137 kg (303 pounds).
Frequent Flyer Miles Calculator
Houston (IAH) → Lexington (LEX).