Atlanta to Jacksonville distance

Atlanta to Jacksonville by road

The fastest driving route is 345 miles (556 km) long and takes about 6 hr 20 min without stops or traffic. It runs mostly on I-75 (259 mi), I-10 (65.3 mi), and I-475 (16.1 mi).

It goes through 2 states: Georgia (241 mi) and Florida (104 mi). That’s an average of 55 mph (88 km/h). AAA recommends a break every two hours or 100 miles: with 3 stops of 20 minutes, the trip takes about 7 hr 20 min. The time is OSRM’s estimate with OpenStreetMap data: no traffic and speeds somewhat below the limits, so real trips can differ.

Straight-line distance and bearing

In a straight line, the shortest distance over the Earth’s surface, Atlanta and Jacksonville are 285 miles (458 km) apart. That’s the geodesic on the WGS84 ellipsoid, the distance “as the crow flies”.

The road is 21% longer: for every 100 miles in a straight line you drive 121. That’s a normal detour between two cities. Of the 110 US driving pairs in this series, it ranks 17th for detour (the average is 16%).

From Atlanta, Jacksonville lies to the southeast (bearing 145°), and from Jacksonville, Atlanta lies to the northwest.

Halfway between Atlanta and Jacksonville

Halfway along the straight line, 142 miles (229 km) from each city, is the point 32.0482° N, 82.9964° W. It falls near Milan (Georgia, pop. 605), 4.3 mi away.

By road, the halfway point is 173 miles (278 km) from each city, near Phillipsburg (Georgia, pop. 193), 7.2 mi away. The two midpoints are 46.9 mi apart: if you want to meet halfway, the one on the road is the useful one.

Time zone and flight

Atlanta and Jacksonville share the same time all year: both are on Eastern Time.

No flight time is given: under 500 km (311 miles) in a straight line, time at the airport outweighs time in the air.

The two cities

Atlanta sits at 1,050 ft (320 m) and Jacksonville at 16 ft (5 m), 1,034 ft (315 m) lower.

Atlanta has 529,110 people and Jacksonville 1.0 million people (Census Bureau estimate for 2025).