Flight Time From London Heathrow Airport To Washington Dulles International Airport

Actual flight time from London Heathrow Airport (LHR), London, United Kingdom to Washington Dulles International Airport (IAD), Washington, DC, United States. Distance between LHR & IAD is approximately 5900 kilometers.

Departure
LHR Arrival
IAD

Flight time from LHR to IAD is 8 hours

British Airways is one of the direct flight which takes 8 hours to travel from London Heathrow Airport (LHR) to Washington Dulles International Airport (IAD)

 Return flight time from IAD to LHR

RELATED: Flight time from Washington, DC to London (all airports)
LHR to IAD

Direct flight time from London to Washington, DC by different airlines

JourneyDurationAirline
London (LHR) ➝ Washington, DC (IAD) 8 hours 10 minutes British Airways
London (LHR) ➝ Washington, DC (IAD) 8 hours British Airways

Flight time from London Heathrow Airport to other airports near Washington, DC, United States

Direct flight and one stop flight time from London Heathrow Airport to airports nearest to Washington Dulles International Airport is given in the table below

JourneyDestination AirportsDurationStops
LHR - BWI Baltimore, MD, Baltimore/Washington International Thurgood Marshall Airport Non-Stop
LHR - PHL Philadelphia, Philadelphia International Airport 4 hrs 5 mins Non-Stop
LHR - PIT Pittsburgh, PA, Pittsburgh International Airport 8 hrs Non-Stop

London time is 5 hours ahead of Washington, DC

Current time in London, United Kingdom : Thu, 28 May, 2026,
London Timezone: BST (+01:00)

01:13 PM

Current time in Washington, DC, United States :, Thu, 28 May, 2026,
Washington, DC Timezone: EDT (-04:00)

08:13 AM

Airlines operating between London and Washington, DC

  • American Airlines
  • British Airways
  • Delta Air Lines
  • United Airlines
  • Virgin Atlantic Airways

LHR - IAD Flight Duration • London - Washington, DC Flight Time

How long is the flight from London Heathrow Airport to Washington Dulles International Airport? What is the LHR - IAD flight duration? What is the flying time from London to Washington, DC?

The airports map below shows the location of London Airport & Washington, DC Airport and also the flight direction.

Find flight time from London Heathrow Airport or London or any other airport or city in United Kingdom to various other destinations around the world using this flight time calculator.

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