How far is Houston, TX, from Washington D.C.?
The distance between Washington D.C. (Washington Dulles International Airport) and Houston (Houston George Bush Intercontinental Airport) is 1190 miles / 1915 kilometers / 1034 nautical miles.
The driving distance from Washington D.C. (IAD) to Houston (IAH) is 1375 miles / 2213 kilometers, and travel time by car is about 25 hours 37 minutes.
Washington Dulles International 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)- 1190.057 miles
- 1915.211 kilometers
- 1034.131 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- 1188.919 miles
- 1913.380 kilometers
- 1033.143 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 Washington Dulles International Airport to Houston George Bush Intercontinental Airport is 2 hours and 45 minutes.
What is the time difference between Washington D.C. and Houston?
Flight carbon footprint between Washington Dulles International Airport (IAD) and Houston George Bush Intercontinental Airport (IAH)
On average, flying from Washington D.C. to Houston generates about 161 kg of CO2 per passenger, and 161 kilograms equals 355 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 Washington Dulles International Airport (IAD) and Houston George Bush Intercontinental Airport (IAH).
Airport information
| Origin | Washington Dulles International Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States  |
| IATA Code: | IAD |
| ICAO Code: | KIAD |
| Coordinates: | 38°56′40″N, 77°27′20″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. (IAD) to Houston (IAH)
| United Airlines |