How far is Houston, TX, from Washington D.C.?
The distance between Washington D.C. (Ronald Reagan Washington National Airport) and Houston (Houston George Bush Intercontinental Airport) is 1208 miles / 1944 kilometers / 1049 nautical miles.
The driving distance from Washington D.C. (DCA) to Houston (IAH) is 1391 miles / 2238 kilometers, and travel time by car is about 26 hours 0 minutes.
Ronald Reagan Washington National Airport – Houston George Bush Intercontinental Airport
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Distance from Washington D.C. to Houston
There are several ways to calculate the distance from Washington D.C. to Houston. Here are two standard 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 planet.
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).
How long does it take to fly from Washington D.C. to Houston?
The estimated flight time from Ronald Reagan Washington National Airport to Houston George Bush Intercontinental Airport is 2 hours and 47 minutes.
What is the time difference between Washington D.C. and Houston?
Flight carbon footprint between Ronald Reagan Washington National Airport (DCA) and Houston George Bush Intercontinental Airport (IAH)
On average, flying from Washington D.C. to Houston generates about 162 kg of CO2 per passenger, and 162 kilograms equals 357 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Washington D.C. to Houston
See the map of the shortest flight path between Ronald Reagan Washington National Airport (DCA) and Houston George Bush Intercontinental Airport (IAH).
Airport information
| Origin | Ronald Reagan Washington National Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States  |
| IATA Code: | DCA |
| ICAO Code: | KDCA |
| Coordinates: | 38°51′7″N, 77°2′15″W |
| Destination | Houston George Bush Intercontinental Airport |
|---|---|
| City: | Houston, TX |
| Country: | United States |
| IATA Code: | IAH |
| ICAO Code: | KIAH |
| Coordinates: | 29°59′3″N, 95°20′29″W |
Airlines flying from Washington D.C. (DCA) to Houston (IAH)
| United Airlines |