Georgia to Tennessee

Distance from Atlanta to Chattanooga

Straight-line distance

101.6mi

Atlanta, GA and Chattanooga, TN are 101.6 miles (163.5 km) apart in a straight line. From Atlanta, the shortest path starts out heading NNW (333°).

kilometers
163.5
nautical miles
88.3
heading from Atlanta
333° NNW
heading from Chattanooga
152° SSE
AtlantaChattanooga

Orange line: great-circle path · ring: midpoint · thin lines: county borders

How far Atlanta is from Chattanooga

The great-circle distance between the Census internal points of Atlanta and Chattanooga is 101.6 miles, 163.5 km or 88.3 nautical miles. That is the shortest path over the Earth's surface, computed with the haversine formula on a sphere with the mean Earth radius, 6,371.0 km. A course held on one compass bearing (a rhumb line) would be 101.6 miles, practically the same at this range.

Measurements

Miles
101.6
Kilometers
163.5
Nautical miles
88.3
Bearing from Atlanta
332.6° NNW
Bearing arriving at Chattanooga
332.2°
Bearing from Chattanooga
152.2° SSE

Halfway between Atlanta and Chattanooga

The great-circle midpoint is at 34.415143, -84.832333 (34°24'54.52"N 84°49'56.40"W). The nearest incorporated place of 1,000 or more people is Adairsville, GA, with 5,029 residents, 5.9 miles from the midpoint. To find towns near the midpoint of any two places, use the halfway tool.

Time zones and daylight

Both use America/New_York, so there is no time difference. On June 21, Atlanta gets 14 h 24 min of daylight and Chattanooga 14 h 31 min; on December 21, 9 h 55 min and 9 h 48 min. Chattanooga is 1.30° farther north, so it has the longer summer days and the shorter winter ones.

Population compared

Atlanta has 2.7 times the population of Chattanooga. From July 2020 to July 2024, Atlanta changed by +4.0% and Chattanooga by +5.1%. The trip crosses from Georgia into Tennessee.

  1. 01Atlanta, GA520,070 (+4.0%)
  2. 02Chattanooga, TN191,496 (+5.1%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Atlanta from Chattanooga?

101.6 miles, 163.5 km or 88.3 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Chattanooga from Atlanta?

NNW. The great-circle path leaves Atlanta on a bearing of 332.6° and arrives at Chattanooga on 332.2°. The return trip starts on 152.2°.

What is halfway between Atlanta and Chattanooga?

The midpoint is at 34.415143, -84.832333. The nearest incorporated place of 1,000+ is Adairsville, GA, 5.9 miles from it.

Is there a time difference between Atlanta and Chattanooga?

Both use America/New_York, so there is no time difference.

Which is bigger, Atlanta or Chattanooga?

Atlanta, with 520,070 residents in July 2024 against 191,496 for Chattanooga, 2.7 times as many.

Sources and data as of

Data as of: Census 2024 Gazetteer internal points and Vintage 2024 estimates; time zones from Open-Meteo.

  1. 01Census 2024 Gazetteer, places
  2. 02Census Vintage 2024 subcounty population estimates
  3. 03SunCalc library (Vladimir Agafonkin), algorithms after Jean Meeus
  4. 04IANA time zone database (clock times and daylight saving rules)

How every number is computed: methodology. Spotted a wrong figure? Report an error.