Map of flight path from Seattle to Oshima.
Shortest flight path between Seattle–Tacoma International Airport (SEA) and Oshima Airport (OIM).
How far is Oshima from Seattle?
There are several ways to calculate distances between Seattle and Oshima. Here are two common methods:Vincenty's formula (applied above)
- 4857.665 miles
- 7817.654 kilometers
- 4221.195 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
- 4846.036 miles
- 7798.938 kilometers
- 4211.090 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).
Time difference and current local times
The time difference between Seattle and Oshima is 16 hours. Oshima is 16 hours ahead of Seattle.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 565 kg (1 246 pounds).
Frequent Flyer Miles Calculator
Seattle (SEA) → Oshima (OIM).