Air Miles Calculator

Distance between St Louis, MO (STL) and Houston, TX (IAH)

Distance from St Louis to Houston (St. Louis Lambert International Airport – George Bush Intercontinental Airport) is 667 miles / 1074 kilometers / 580 nautical miles.

How far is Houston from St Louis?

There are several ways to calculate distances between St Louis and Houston. Here are two common methods:

Vincenty's formula (applied above)
  • 667.306 miles
  • 1073.925 kilometers
  • 579.873 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
  • 668.352 miles
  • 1075.609 kilometers
  • 580.782 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).

Flight duration

Estimated flight time from St. Louis Lambert International Airport (STL) to George Bush Intercontinental Airport (IAH) is 1 hour 45 minutes.

Time difference and current local times

There is no time difference between St Louis and Houston.

Time Difference

St Louis
Houston

St Louis, MO

 CST

Houston, TX

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 121 kg (267 pounds).

Airport information


A St. Louis Lambert International Airport
City: St Louis, MO
Country: United States Flag of United States
IATA Code: STL
ICAO Code: KSTL
Coordinates: 38°44′55″N, 90°22′12″W

B 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

Map

St Louis to Houston flight map.

Frequent Flyer Miles Calculator

St Louis (STL) → Houston (IAH).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
667
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
667

Round trip?