How far is London from Washington D.C.?
There are several ways to calculate distances between Washington D.C. and London. Here are two common methods:Vincenty's formula (applied above)
- 342.096 miles
- 550.550 kilometers
- 297.273 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
- 342.114 miles
- 550.579 kilometers
- 297.289 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).
Estimated flight time from Washington Dulles International Airport (IAD) to London International Airport (YXU) is 1 hour 8 minutes.
Time difference and current local times
There is no time difference between Washington D.C. and London.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 74 kg (162 pounds).
Washington D.C. to London flight path
Shortest flight path between Washington Dulles International Airport (IAD) and London International Airport (YXU).
Frequent Flyer Miles Calculator
Washington D.C. (IAD) → London (YXU).