How far is Washington D.C. from London?
There are several ways to calculate distances between London and Washington D.C.. Here are two common methods:Vincenty's formula (applied above)
- 3676.737 miles
- 5917.134 kilometers
- 3194.997 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
- 3667.203 miles
- 5901.791 kilometers
- 3186.712 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 London Heathrow Airport (LHR) to Washington Dulles International Airport (IAD) is 7 hours 27 minutes.
Time difference and current local times
The time difference between London and Washington D.C. is 5 hours. Washington D.C. is 5 hours behind London.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 422 kg (931 pounds).
London to Washington D.C. flight path
Shortest flight path between London Heathrow Airport (LHR) and Washington Dulles International Airport (IAD).
Frequent Flyer Miles Calculator
London (LHR) → Washington D.C. (IAD).