"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 Tokyo (HND), Japan to Houston (IAH), USA illustrated on a map. Based on 6 recorded flights, the distance can vary between 6818 and 7202 miles.
Japan
Over water
Japan
Over water
Canada
You can also check the reverse route: Houston to Tokyo