Air Miles Calculator

Distance between Chattanooga, TN (CHA) and Atlanta, GA (ATL)

Flight distance from Chattanooga to Atlanta (Chattanooga Metropolitan Airport – Hartsfield–Jackson Atlanta International Airport) is 106 miles / 171 kilometers / 92 nautical miles. Estimated flight time is 42 minutes.

Driving distance from Chattanooga (CHA) to Atlanta (ATL) is 123 miles / 198 kilometers and travel time by car is about 2 hours 21 minutes.

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

Shortest flight path between Chattanooga Metropolitan Airport (CHA) and Hartsfield–Jackson Atlanta International Airport (ATL).

How far is Atlanta from Chattanooga?

There are several ways to calculate distances between Chattanooga and Atlanta. Here are two common methods:

Vincenty's formula (applied above)
  • 106.115 miles
  • 170.775 kilometers
  • 92.211 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
  • 106.285 miles
  • 171.049 kilometers
  • 92.359 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 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

B Hartsfield–Jackson Atlanta International Airport
City: Atlanta, GA
Country: United States Flag of United States
IATA Code: ATL
ICAO Code: KATL
Coordinates: 33°38′12″N, 84°25′41″W

Time difference and current local times

There is no time difference between Chattanooga and Atlanta.

Time Difference

Chattanooga, TN

 EDT

Atlanta, GA

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 40 kg (87 pounds).

Frequent Flyer Miles Calculator

Chattanooga (CHA) → Atlanta (ATL).

Distance:
106
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
106

Round trip?