How far is Houston, TX, from Washington D.C.?
The distance between Washington D.C. (Washington Dulles International Airport) and Houston (Houston William P. Hobby Airport) is 1201 miles / 1933 kilometers / 1044 nautical miles.
The driving distance from Washington D.C. (IAD) to Houston (HOU) is 1396 miles / 2246 kilometers, and travel time by car is about 25 hours 44 minutes.
Washington Dulles International Airport – Houston William P. Hobby 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)- 1200.933 miles
- 1932.715 kilometers
- 1043.582 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- 1199.887 miles
- 1931.031 kilometers
- 1042.674 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 William P. Hobby Airport is 2 hours and 46 minutes.
What is the time difference between Washington D.C. and Houston?
Flight carbon footprint between Washington Dulles International Airport (IAD) and Houston William P. Hobby Airport (HOU)
On average, flying from Washington D.C. to Houston generates about 161 kg of CO2 per passenger, and 161 kilograms equals 356 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 William P. Hobby Airport (HOU).
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 William P. Hobby Airport |
|---|---|
| City: | Houston, TX |
| Country: | United States |
| IATA Code: | HOU |
| ICAO Code: | KHOU |
| Coordinates: | 29°38′43″N, 95°16′44″W |