Calculations with different methods
- 771.458 miles
- 1241.541 kilometers
- 670.379 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
- 770.826 miles
- 1240.525 kilometers
- 669.830 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 McGhee Tyson Airport (TYS) is 1 hour 57 minutes.
Time difference and current local times
The time difference between Houston and Knoxville is 1 hour. Knoxville is 1 hour ahead of Houston.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 119 kg (263 pounds).
Houston to Knoxville flight map.
Frequent Flyer Miles Calculator
Houston (IAH) → Knoxville (TYS).