Calculations with different methods
- 1157.136 miles
- 1862.229 kilometers
- 1005.523 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
- 1155.729 miles
- 1859.966 kilometers
- 1004.301 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Richmond International Airport (RIC) to George Bush Intercontinental Airport (IAH) is 2 hours 41 minutes.
Time difference and current local times
The time difference between Richmond and Houston is 1 hour. Houston is 1 hour behind Richmond.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 154 kg (339 pounds).
Richmond to Houston flight map.
Frequent Flyer Miles Calculator
Richmond (RIC) → Houston (IAH).