This page answers the question how long is the flight from London to Washington. Time in the air or flight time is on average around 7 hours and 41 minutes when flying nonstop or direct without any connections or stopovers between London and Washington. The flight duration might vary depending on many factors such as flight path, airline, aircraft type, and headwinds or tailwinds. Flying time for such a commercial flight can sometimes be as short or shorter than 7 hours and 21 minutes or as long or longer than 9 hours and 3 minutes.
Gate to gate time for a flight is longer than the flying time due to the time needed to push back from the gate and taxi to the runway before takeoff, plus time taken after landing to taxi to the destination gate. The amount of time from when the airplane departs the London Heathrow Airport gate and arrives at the Washington Dulles International Airport gate is about 8 hours and 11 minutes.
The London United Kingdom airport code is LHR and the Washington DC airport code is IAD. The flight information shown above might be of interest to travelers asking how long does it take to fly from LHR to IAD, how long is the plane ride from London United Kingdom to Washington DC, and what is the flight time to Washington Virginia from London.