# Distance between Huntsville, AL (HSV) and Roanoke, VA (ROA)

Flight distance from Huntsville to Roanoke (Huntsville International Airport – Roanoke–Blacksburg Regional Airport) is 424 miles / 682 kilometers / 368 nautical miles. Estimated flight time is 1 hour 18 minutes.

Driving distance from Huntsville (HSV) to Roanoke (ROA) is 480 miles / 772 kilometers and travel time by car is about 8 hours 38 minutes.

## 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).

## Airport information

A Huntsville International Airport
City: Huntsville, AL
Country: United States
IATA Code: HSV
ICAO Code: KHSV
Coordinates: 34°38′13″N, 86°46′30″W

B 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

## Time difference and current local times

The time difference between Huntsville and Roanoke is 1 hour. Roanoke is 1 hour ahead of Huntsville.

CDT

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 87 kg (193 pounds).

## Frequent Flyer Miles Calculator

Huntsville (HSV) → Roanoke (ROA).

Distance:
424
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
424

Round trip?