"See actual flight paths with flightpaths.com"
Weather, politics and local regulations can affect the choice of airspace and flight corridors. Flightpaths.com lets you see the real flight paths and compare passenger airlines and flight times simplified on an interactive map.
Flights from Lisbon (LIS), Portugal to Dulles (IAD), USA illustrated on a map. Based on 12 recorded flights, the distance can vary between 3663 and 3858 miles.
Portugal
Over water
Portugal
Over water
Portugal
Over water
You can also check the reverse route: Dulles to Lisbon