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).
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.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 381 kg (841 pounds).
Frequent Flyer Miles Calculator
Dublin (DUB) → Washington D.C. (DCA).