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Seattle (SEA) - Seoul (ICN)
Calculations with different methods
- 5216.922 miles
- 8395.821 kilometers
- 4533.381 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
- 5203.796 miles
- 8374.698 kilometers
- 4521.975 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Seattle–Tacoma International Airport (SEA) to Incheon International Airport (ICN) is 10 hours 22 minutes.
Time difference and current local times
The time difference between Seattle and Seoul is 16 hours. Seoul is 16 hours ahead of Seattle.
Flight map from Seattle to Seoul.
Frequent Flyer Miles Calculator
Seattle (SEA) → Seoul (ICN).