Air Miles Calculator

Distance between Knoxville, TN (TYS) and Chattanooga, TN (CHA)

Flight distance from Knoxville to Chattanooga (Knoxville McGhee Tyson Airport – Chattanooga Metropolitan Airport) is 87 miles / 140 kilometers / 75 nautical miles. Estimated flight time is 39 minutes.

Driving distance from Knoxville (TYS) to Chattanooga (CHA) is 99 miles / 159 kilometers and travel time by car is about 1 hour 52 minutes.

Map of flight path and driving directions from Knoxville to Chattanooga.

Shortest flight path between Knoxville McGhee Tyson Airport (TYS) and Chattanooga Metropolitan Airport (CHA).

How far is Chattanooga from Knoxville?

There are several ways to calculate distances between Knoxville and Chattanooga. Here are two common 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 earth.

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).

Airport information


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

B 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

Time difference and current local times

There is no time difference between Knoxville and Chattanooga.

Time Difference

Knoxville, TN

 EDT

Chattanooga, TN

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 38 kg (83 pounds).

Frequent Flyer Miles Calculator

Knoxville (TYS) → Chattanooga (CHA).

Distance:
87
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
87

Round trip?