"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 Dallas (DFW), USA to Tokyo (NRT), Japan illustrated on a map. Based on 6 recorded flights, the distance can vary between 6536 and 6694 miles.
Japan
Over water
Japan
Over water
Canada
You can also check the reverse route: Tokyo to Dallas