Calculations with different methods
- 6753.183 miles
- 10868.195 kilometers
- 5868.356 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 6738.520 miles
- 10844.596 kilometers
- 5855.614 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Washington Dulles International Airport (IAD) to Narita International Airport (NRT) is 13 hours 17 minutes.
Time difference and current local times
The time difference between Washington D.C. and Tokyo is 13 hours. Tokyo is 13 hours ahead of Washington D.C..
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 869 kg (1 917 pounds).
Washington D.C. to Tokyo flight map.
Frequent Flyer Miles Calculator
Washington D.C. (IAD) → Tokyo (NRT).