How far is Houston from Washington D.C.?
There are several ways to calculate distances between Washington D.C. and Houston. Here are two common methods:Vincenty's formula (applied above)
- 1207.698 miles
- 1943.602 kilometers
- 1049.461 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
- 1206.475 miles
- 1941.634 kilometers
- 1048.398 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Estimated flight time from Ronald Reagan Washington National Airport (DCA) to George Bush Intercontinental Airport (IAH) is 2 hours 47 minutes.
Time difference and current local times
The time difference between Washington D.C. and Houston is 1 hour. Houston is 1 hour behind Washington D.C..
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 162 kg (357 pounds).
Washington D.C. to Houston flight path
Shortest flight path between Ronald Reagan Washington National Airport (DCA) and George Bush Intercontinental Airport (IAH).
Frequent Flyer Miles Calculator
Washington D.C. (DCA) → Houston (IAH).