How far is Seattle from Tokyo?
There are several ways to calculate distances between Tokyo and Seattle. Here are two common methods:Vincenty's formula (applied above)
- 4768.836 miles
- 7674.697 kilometers
- 4144.005 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
- 4757.191 miles
- 7655.956 kilometers
- 4133.886 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Estimated flight time from Narita International Airport (NRT) to Seattle–Tacoma International Airport (SEA) is 9 hours 31 minutes.
Time difference and current local times
The time difference between Tokyo and Seattle is 16 hours. Seattle is 16 hours behind Tokyo.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 561 kg (1 237 pounds).
Tokyo to Seattle flight path
Shortest flight path between Narita International Airport (NRT) and Seattle–Tacoma International Airport (SEA).
Frequent Flyer Miles Calculator
Tokyo (NRT) → Seattle (SEA).