"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 Seattle (SEA), USA to Seoul (ICN), Republic of Korea illustrated on a map. Based on 258 recorded flights, the distance can vary between 4071 and 5912 miles.
Canada
Japan
South Korea
Over water
Japan
South Korea
Over water
Canada
Japan
South Korea
Over water
Over water
Japan
South Korea
Canada
You can also check the reverse route: Seoul to Seattle