Map of flight path and driving directions from Huntsville to Roanoke.
Shortest flight path between Huntsville International Airport (HSV) and Roanoke–Blacksburg Regional Airport (ROA).
How far is Roanoke from Huntsville?
There are several ways to calculate distances between Huntsville and Roanoke. Here are two common methods:Vincenty's formula (applied above)
- 423.581 miles
- 681.687 kilometers
- 368.082 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 422.976 miles
- 680.714 kilometers
- 367.556 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).
Time difference and current local times
The time difference between Huntsville and Roanoke is 1 hour. Roanoke is 1 hour ahead of Huntsville.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 87 kg (193 pounds).
Frequent Flyer Miles Calculator
Huntsville (HSV) → Roanoke (ROA).