Flights from London to Washington

You want to get on a cheap flight from London to Washington (USA).

Airlines	Airports	Stops
British Airways	London Heathrow (LHR) to Washington Dulles (IAD)	non-stop (8h00m)
Air France UK	London Heathrow (LHR) to Washington Dulles (IAD)	1-stop (12h10m) Paris De Gaulle (CDG)
Austrian Airlines in partnership	London to Washington	various
KLM Royal Dutch Airlines	London to Washington Dulles (IAD)	1-stop (11h15m) Amsterdam Schipol (AMS)
United Airlines	London Heathrow (LHR) to Washington Dulles (IAD)	non-stop (8h12m)
Virgin Atlantic Airways	London Gatwick to Washington National (DCA)	1-stop (10h50m) New York Newark (EWR)