Air Miles Calculator logo

Distance between Chattanooga, TN (CHA) and Roanoke, VA (ROA)

Flight distance from Chattanooga to Roanoke (Chattanooga Metropolitan Airport – Roanoke–Blacksburg Regional Airport) is 332 miles / 534 kilometers / 289 nautical miles. Estimated flight time is 1 hour 7 minutes.

Driving distance from Chattanooga (CHA) to Roanoke (ROA) is 359 miles / 578 kilometers and travel time by car is about 6 hours 41 minutes.

Chattanooga – Roanoke

Distance arrow
332
Miles
Distance arrow
534
Kilometers
Distance arrow
289
Nautical miles

How far is Roanoke from Chattanooga?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common 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 earth.

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).

Flight Duration

Estimated flight time from Chattanooga Metropolitan Airport to Roanoke–Blacksburg Regional Airport is 1 hour 7 minutes.

Time difference

There is no time difference between Chattanooga and Roanoke.

Carbon dioxide emissions

On average flying from Chattanooga to Roanoke generates about 74 kg of CO2 per passenger, 74 kilograms is equal to 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

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 Flag of 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 Flag of United States
IATA Code: ROA
ICAO Code: KROA
Coordinates: 37°19′31″N, 79°58′31″W