How far is Washington D.C. from Houston, TX?
The distance between Houston (Houston George Bush Intercontinental Airport) and Washington D.C. (Ronald Reagan Washington National Airport) is 1208 miles / 1944 kilometers / 1049 nautical miles.
The driving distance from Houston (IAH) to Washington D.C. (DCA) is 1388 miles / 2233 kilometers, and travel time by car is about 25 hours 57 minutes.
Houston George Bush Intercontinental Airport – Ronald Reagan Washington National Airport
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Distance from Houston to Washington D.C.
There are several ways to calculate the distance from Houston to Washington D.C.. 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 Houston to Washington D.C.?
The estimated flight time from Houston George Bush Intercontinental Airport to Ronald Reagan Washington National Airport is 2 hours and 47 minutes.
What is the time difference between Houston and Washington D.C.?
Flight carbon footprint between Houston George Bush Intercontinental Airport (IAH) and Ronald Reagan Washington National Airport (DCA)
On average, flying from Houston to Washington D.C. 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 Houston to Washington D.C.
See the map of the shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Ronald Reagan Washington National Airport (DCA).
Airport information
| Origin | 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 |
| Destination | 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 |
Airlines flying from Houston (IAH) to Washington D.C. (DCA)
| United Airlines |