# Distance between Atlanta, GA (ATL) and Washington D.C. (DCA)

Flight distance from Atlanta to Washington D.C. (Hartsfield–Jackson Atlanta International Airport – Ronald Reagan Washington National Airport) is 547 miles / 880 kilometers / 475 nautical miles. Estimated flight time is 1 hour 32 minutes.

Driving distance from Atlanta (ATL) to Washington D.C. (DCA) is 646 miles / 1039 kilometers and travel time by car is about 11 hours 45 minutes.

## Map of flight path and driving directions from Atlanta to Washington D.C..

Shortest flight path between Hartsfield–Jackson Atlanta International Airport (ATL) and Ronald Reagan Washington National Airport (DCA).

## How far is Washington D.C. from Atlanta?

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

Vincenty's formula (applied above)
• 547.082 miles
• 880.443 kilometers
• 475.401 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
• 546.865 miles
• 880.095 kilometers
• 475.213 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 Hartsfield–Jackson Atlanta International Airport
City: Atlanta, GA
Country: United States
IATA Code: ATL
ICAO Code: KATL
Coordinates: 33°38′12″N, 84°25′41″W

B Ronald Reagan Washington National Airport
City: Washington D.C.
Country: United States
IATA Code: DCA
ICAO Code: KDCA
Coordinates: 38°51′7″N, 77°2′15″W

## Time difference and current local times

There is no time difference between Atlanta and Washington D.C..

EDT

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 106 kg (233 pounds).

## Frequent Flyer Miles Calculator

Atlanta (ATL) → Washington D.C. (DCA).

Distance:
547
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
547

Round trip?