Direct flights
from Washington (IAD)
to London (LHR)
with Virgin Atlantic Airways

Weekly schedule for flights between Washington Dulles Intl (Washington, United States) and Heathrow (London, United Kingdom).
7 weekly flights operate on this route flying 3,672mi in 7h15min.
Expect $369 in average for a one-way ticket with the cheapest option at $311 on Mar 03.