"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 Beijing (PEK), China to Seattle (SEA), USA illustrated on a map. Based on 3 recorded flights, the distance can vary between 6141 and 6321 miles.
China
Japan
South Korea
Over water
Japan
South Korea
Over water
China
You can also check the reverse route: Seattle to Beijing