Distance between London (LHR) and Washington D.C. (IAD)
Distance from London to Washington D.C. (Heathrow Airport – Washington Dulles International Airport) is 3677 miles / 5917 kilometers / 3195 nautical miles.
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Multiple airports
London - Washington D.C.
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).
Flight duration
Estimated flight time from 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.
Time Difference
London
Washington D.C.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 422 kg (931 pounds).
Airport information
| A | Heathrow Airport |
|---|---|
| City: | London |
| Country: | United Kingdom  |
| IATA Code: | LHR |
| ICAO Code: | EGLL |
| Coordinates: | 51°28′14″N, 0°27′42″W |
| B | Washington Dulles International Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States  |
| IATA Code: | IAD |
| ICAO Code: | KIAD |
| Coordinates: | 38°56′40″N, 77°27′20″W |
Map
London to Washington D.C. flight map.
Frequent Flyer Miles Calculator
London (LHR) → Washington D.C. (IAD).
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