How far is Roanoke, VA, from Houston, TX?
The distance between Houston (Houston William P. Hobby Airport) and Roanoke (Roanoke–Blacksburg Regional Airport) is 1028 miles / 1655 kilometers / 893 nautical miles.
The driving distance from Houston (HOU) to Roanoke (ROA) is 1181 miles / 1900 kilometers, and travel time by car is about 21 hours 43 minutes.
Houston William P. Hobby Airport – Roanoke–Blacksburg Regional Airport
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Distance from Houston to Roanoke
There are several ways to calculate the distance from Houston to Roanoke. 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 Houston to Roanoke?
The estimated flight time from Houston William P. Hobby Airport to Roanoke–Blacksburg Regional Airport is 2 hours and 26 minutes.
What is the time difference between Houston and Roanoke?
The time difference between Houston and Roanoke is 1 hour. Roanoke is 1 hour ahead of Houston.
Flight carbon footprint between Houston William P. Hobby Airport (HOU) and Roanoke–Blacksburg Regional Airport (ROA)
On average, flying from Houston to Roanoke 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 Houston to Roanoke
See the map of the shortest flight path between Houston William P. Hobby Airport (HOU) and Roanoke–Blacksburg Regional Airport (ROA).
Airport information
| Origin | 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 |
| Destination | 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 |