How far is Roanoke, VA, from Chattanooga, TN?
The distance between Chattanooga (Chattanooga Metropolitan Airport) and Roanoke (Roanoke–Blacksburg Regional Airport) is 332 miles / 534 kilometers / 289 nautical miles.
The driving distance from Chattanooga (CHA) to Roanoke (ROA) is 359 miles / 578 kilometers, and travel time by car is about 6 hours 39 minutes.
Chattanooga Metropolitan Airport – Roanoke–Blacksburg Regional Airport
Search flights
Distance from Chattanooga to Roanoke
There are several ways to calculate the distance from Chattanooga to Roanoke. Here are two standard methods:
Vincenty's formula (applied above)- 332.108 miles
- 534.476 kilometers
- 288.594 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- 331.679 miles
- 533.786 kilometers
- 288.221 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 Chattanooga to Roanoke?
The estimated flight time from Chattanooga Metropolitan Airport to Roanoke–Blacksburg Regional Airport is 1 hour and 7 minutes.
What is the time difference between Chattanooga and Roanoke?
There is no time difference between Chattanooga and Roanoke.
Flight carbon footprint between Chattanooga Metropolitan Airport (CHA) and Roanoke–Blacksburg Regional Airport (ROA)
On average, flying from Chattanooga to Roanoke generates about 74 kg of CO2 per passenger, and 74 kilograms equals 163 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Chattanooga to Roanoke
See the map of the shortest flight path between Chattanooga Metropolitan Airport (CHA) and Roanoke–Blacksburg Regional Airport (ROA).
Airport information
| Origin | Chattanooga Metropolitan Airport |
|---|---|
| City: | Chattanooga, TN |
| Country: | United States  |
| IATA Code: | CHA |
| ICAO Code: | KCHA |
| Coordinates: | 35°2′7″N, 85°12′13″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 |