# Distance between Dublin (DUB) and Washington D.C. (DCA)

Flight distance from Dublin to Washington D.C. (Dublin Airport – Ronald Reagan Washington National Airport) is 3391 miles / 5458 kilometers / 2947 nautical miles. Estimated flight time is 6 hours 55 minutes.

## Map of flight path from Dublin to Washington D.C..

Shortest flight path between Dublin Airport (DUB) and Ronald Reagan Washington National Airport (DCA).

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

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

Vincenty's formula (applied above)
• 3391.232 miles
• 5457.658 kilometers
• 2946.900 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
• 3382.597 miles
• 5443.763 kilometers
• 2939.397 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 Dublin Airport
City: Dublin
Country: Ireland
IATA Code: DUB
ICAO Code: EIDW
Coordinates: 53°25′16″N, 6°16′12″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

The time difference between Dublin and Washington D.C. is 4 hours. Washington D.C. is 4 hours behind Dublin.

GMT

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 381 kg (841 pounds).

## Frequent Flyer Miles Calculator

Dublin (DUB) → Washington D.C. (DCA).

Distance:
3391
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
3391

Round trip?