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

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

The driving distance from Knoxville (TYS) to Chattanooga (CHA) is 106 miles / 170 kilometers, and travel time by car is about 2 hours 3 minutes.

Distance from Knoxville to Chattanooga

There are several ways to calculate the distance from Knoxville to Chattanooga. 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 Knoxville to Chattanooga?

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

What is the time difference between Knoxville and Chattanooga?

There is no time difference between Knoxville and Chattanooga.

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

On average, flying from Knoxville to Chattanooga 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 Knoxville to Chattanooga

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

Airport information

Origin	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

Destination	Chattanooga Metropolitan Airport
City:	Chattanooga, TN
Country:	United States
IATA Code:	CHA
ICAO Code:	KCHA
Coordinates:	35°2′7″N, 85°12′13″W