Calculations with different methods
- 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).
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.
St Louis, MO
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 109 kg (241 pounds).
St Louis to Houston flight map.
Frequent Flyer Miles Calculator
St Louis (STL) → Houston (IAH).