Direct flights available:
169 PER WEEK
Popular non-direct routes for this connection are Heathrow - Dublin - Dulles Intl, Heathrow - Keflavik Intl - Dulles Intl and Heathrow - Frankfurt Intl - Dulles Intl.
Stop-off cities for indirect flights from London to Washington DC include Dublin, Keflavik Intl and Frankfurt Intl.
Direct flights available on