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Flight distance & time
Incheon International Airport → Seattle Tacoma International Airport
ICNSEA
- Distance
- 8,372 km · 5,202 mi
- Flight time
- 11h 12m
- CO₂ per passenger
- 753 kg
This Incheon International Airport → Seattle Tacoma International Airport route is 8,372 km (5,202 mi) end to end. The estimated flight time is 11h 12m, and a passenger's share of CO₂ works out at roughly 753 kg.
See the reverse route: Seattle Tacoma International Airport → Incheon International Airport
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Your route
- FromICNIncheon International AirportSeoul, Incheon
- ToSEASeattle Tacoma International AirportSeattle, Washington
Flight map
Track your lifetime distance flown across every trip.
Route service
We don't have scheduled-service data for this route — it may be operated by non-commercial or charter flights only.
Common questions
Incheon International Airport to Seattle Tacoma International Airport FAQ
How far is Incheon International Airport from Seattle Tacoma International Airport?
Incheon International Airport (ICN) and Seattle Tacoma International Airport (SEA) are 8,372 km (5,202 mi) apart, measured along the great-circle route.
How long is the flight from Incheon International Airport to Seattle Tacoma International Airport?
A direct ICN–SEA flight covers the distance in about 11h 12m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Incheon International Airport to Seattle Tacoma International Airport produce?
A passenger's share of CO₂ on the ICN–SEA route is roughly 753 kg.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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