New calculation
Flight distance & time
London Heathrow Airport → Washington Dulles International Airport
LHRIAD
- Distance
- 5,901 km · 3,666 mi
- Flight time
- 08h 07m
- CO₂ per passenger
- 531 kg
This London Heathrow Airport → Washington Dulles International Airport route is 5,901 km (3,666 mi) end to end. The estimated flight time is 08h 07m, and a passenger's share of CO₂ works out at roughly 531 kg.
See the reverse route: Washington Dulles International Airport → London Heathrow Airport
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Your route
- FromLHRLondon Heathrow AirportLondon, England
- ToIADWashington Dulles International AirportDulles, Virginia
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~7 flights/day
Airlines on this route
British AirwaysUnited AirlinesVirgin Atlantic
Common questions
London Heathrow Airport to Washington Dulles International Airport FAQ
How far is London Heathrow Airport from Washington Dulles International Airport?
London Heathrow Airport (LHR) and Washington Dulles International Airport (IAD) are 5,901 km (3,666 mi) apart, measured along the great-circle route.
How long is the flight from London Heathrow Airport to Washington Dulles International Airport?
A direct LHR–IAD flight covers the distance in about 08h 07m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from London Heathrow Airport to Washington Dulles International Airport produce?
A passenger's share of CO₂ on the LHR–IAD route is roughly 531 kg.
Which airlines fly from London Heathrow Airport to Washington Dulles International Airport?
British Airways, United Airlines, Virgin Atlantic operate scheduled service between LHR and IAD.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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