Direct flights
from Washington (IAD)
to Lisbon (LIS)

Weekly schedule for flights between Washington Dulles Intl (Washington, United States) and Aeroporto da Portela de Sacavem (Lisbon, Portugal) operated by 1 airlines.
4 weekly flights operate on this route flying 3,602mi in 7h05min.
Expect $665 in average for a one-way ticket with the cheapest option at $653.