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 George Bush Intercontinental Airport (IAH) to St. Louis Lambert International Airport (STL) is 1 hour 45 minutes.
Time difference and current local times
There is no time difference between Houston and St Louis.
St Louis, MO
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 109 kg (241 pounds).
Houston to St Louis flight map.
Frequent Flyer Miles Calculator
Houston (IAH) → St Louis (STL).