How far is Knoxville, TN, from Chattanooga, TN?

The distance between Chattanooga (Chattanooga Metropolitan Airport) and Knoxville (Knoxville McGhee Tyson Airport) is 87 miles / 140 kilometers / 75 nautical miles.

The driving distance from Chattanooga (CHA) to Knoxville (TYS) is 104 miles / 168 kilometers, and travel time by car is about 2 hours 0 minutes.

Distance from Chattanooga to Knoxville

There are several ways to calculate the distance from Chattanooga to Knoxville. Here are two standard methods:

Vincenty's formula (applied above)

• 86.719 miles
• 139.561 kilometers
• 75.357 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

• 86.672 miles
• 139.485 kilometers
• 75.316 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 Knoxville?

The estimated flight time from Chattanooga Metropolitan Airport to Knoxville McGhee Tyson Airport is 39 minutes.

What is the time difference between Chattanooga and Knoxville?

There is no time difference between Chattanooga and Knoxville.

Flight carbon footprint between Chattanooga Metropolitan Airport (CHA) and Knoxville McGhee Tyson Airport (TYS)

On average, flying from Chattanooga to Knoxville generates about 38 kg of CO2 per passenger, and 38 kilograms equals 83 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 Knoxville

See the map of the shortest flight path between Chattanooga Metropolitan Airport (CHA) and Knoxville McGhee Tyson Airport (TYS).

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	Knoxville McGhee Tyson Airport
City:	Knoxville, TN
Country:	United States
IATA Code:	TYS
ICAO Code:	KTYS
Coordinates:	35°48′39″N, 83°59′38″W