Calculations with different methods
- 4822.407 miles
- 7760.912 kilometers
- 4190.557 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
- 4810.730 miles
- 7742.120 kilometers
- 4180.410 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Portland International Airport (PDX) to Narita International Airport (NRT) is 9 hours 37 minutes.
Time difference and current local times
The time difference between Portland and Tokyo is 17 hours. Tokyo is 17 hours ahead of Portland.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 597 kg (1 316 pounds).
Portland to Tokyo flight map.
Frequent Flyer Miles Calculator
Portland (PDX) → Tokyo (NRT).