How far is Houston, TX, from Roanoke, VA?
The distance between Roanoke (Roanoke–Blacksburg Regional Airport) and Houston (Houston William P. Hobby Airport) is 1028 miles / 1655 kilometers / 893 nautical miles.
The driving distance from Roanoke (ROA) to Houston (HOU) is 1180 miles / 1899 kilometers, and travel time by car is about 21 hours 44 minutes.
Roanoke–Blacksburg Regional Airport – Houston William P. Hobby Airport
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Distance from Roanoke to Houston
There are several ways to calculate the distance from Roanoke to Houston. Here are two standard methods:
Vincenty's formula (applied above)- 1028.137 miles
- 1654.626 kilometers
- 893.427 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- 1027.217 miles
- 1653.146 kilometers
- 892.627 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 Roanoke to Houston?
The estimated flight time from Roanoke–Blacksburg Regional Airport to Houston William P. Hobby Airport is 2 hours and 26 minutes.
What is the time difference between Roanoke and Houston?
The time difference between Roanoke and Houston is 1 hour. Houston is 1 hour behind Roanoke.
Flight carbon footprint between Roanoke–Blacksburg Regional Airport (ROA) and Houston William P. Hobby Airport (HOU)
On average, flying from Roanoke to Houston generates about 153 kg of CO2 per passenger, and 153 kilograms equals 336 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Roanoke to Houston
See the map of the shortest flight path between Roanoke–Blacksburg Regional Airport (ROA) and Houston William P. Hobby Airport (HOU).
Airport information
| Origin | Roanoke–Blacksburg Regional Airport |
|---|---|
| City: | Roanoke, VA |
| Country: | United States  |
| IATA Code: | ROA |
| ICAO Code: | KROA |
| Coordinates: | 37°19′31″N, 79°58′31″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 |