Seoul (ICN) to Seattle (SEA)

Flight Distance & Air Miles

✈️ 5,203
miles
8,373
kilometers
4,521
nautical miles

🕐 10h 25m
Flight Time
🧭 NE (41°)
Direction
🌍 -17h
Time Difference

💳 Frequent Flyer Miles You'll Earn

Airline Base Miles Elite Total
🇺🇸
American Airlines
AAdvantage
5,203 8,325
Platinum
🔺
Delta Air Lines
SkyMiles
5,203 8,325
Gold Medallion
United Airlines
MileagePlus
5,203 7,805
Premier Gold
❤️
Southwest Airlines
Rapid Rewards
5,203 7,805
A-List Preferred
🏔️
Alaska Airlines
Mileage Plan
5,203 10,406
MVP Gold
🔵
JetBlue Airways
TrueBlue
5,203 7,805
Mosaic

* Elite bonus miles shown for mid-tier status. Actual miles earned depend on your fare class and elite status level.

Calculate Another Route

💡 Did You Know?

Flights between Seoul and Seattle follow a "great circle" route that curves over the Earth's surface - this is actually shorter than flying in a straight line on a flat map!

✈️ Flight Details

The ICN to SEA route connects Seoul, South Korea with Seattle, United States. This long-haul flight covers 5,203 miles and typically uses wide-body aircraft like Boeing 777 or Airbus A350.

This international flight crosses from South Korea to United States. Remember to check passport and visa requirements. The flight follows a NE bearing of 41° from Seoul. There is a 17 hour time difference between the airports.

🛫 About ICN

Incheon International Airport

Incheon International Airport (ICN) serves Seoul, South Korea.

🛬 About SEA

Seattle Tacoma International Airport

Seattle Tacoma International Airport (SEA) serves Seattle, United States.

❓ Frequently Asked Questions

The flight distance from Incheon International Airport to Seattle Tacoma International Airport is 5,203 miles (8,373 kilometers). This is the great circle distance - the shortest path between the two airports.
Direct flights from ICN to SEA typically take around 10h 25m. Return flights may vary slightly due to prevailing winds.
You'll earn approximately 5,203 base miles on most airline loyalty programs. Elite status members earn bonus miles on top of this base amount.
Multiple airlines typically operate this route. Check with major carriers including American, Delta, United, and other airlines that serve these airports.