Calculations with different methods
- 395.243 miles
- 636.082 kilometers
- 343.457 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
- 396.090 miles
- 637.444 kilometers
- 344.192 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 Will Rogers World Airport (OKC) is 1 hour 14 minutes.
Time difference and current local times
There is no time difference between Houston and Oklahoma City.
Oklahoma City, OK
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 79 kg (175 pounds).
Houston to Oklahoma City flight map.
Frequent Flyer Miles Calculator
Houston (IAH) → Oklahoma City (OKC).