Flights from Seattle Airport SEA to Seoul Airport ICN

We've found the cheapest flights to Seoul

Returns from £1109.46

One-way from £712.19

Flights are offered by 7 airline companies if you are flying to Incheon International to Seattle-Tacoma International. The flight time from Seattle-Tacoma International to Incheon International is around 10 Hours 39 Minutes and you will cover 8,373 Km (5,203 Miles). The airport code for Seattle-Tacoma International is SEA and for Incheon International it is ICN.

The cost of ticket prices to Incheon International Korea, South can vary quite considerably if you travel at certain times of the week especially at weekends. If you are looking to get the cheapest flights possible then we recommend you travel mid week or in the late evening. On occasions, airliners may have special offers so look out for these. We recommend booking your flights to Incheon International Korea, South in advance as prices normally increase the nearer the departure date.

Please note that the time difference at Incheon International is 9.0 GMT. So remember to change your watch before arriving at Incheon International.

The table below displays the numbers of daily flights from Seattle-Tacoma International (SEA) to Incheon International (ICN) and the relevant airlines that fly.

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
Korean Air222222216:3016:40VIEW FLIGHTS
Delta Air Lines222222216:3016:40VIEW FLIGHTS
Asiana Airlines232121202:5217:45VIEW FLIGHTS
United Airlines111111114:2017:45VIEW FLIGHTS
Thai Airways111111114:2017:45VIEW FLIGHTS
Singapore Airlines111111114:2017:45VIEW FLIGHTS
Etihad Airways111111116:4016:40VIEW FLIGHTS

The most direct flights offered from Seattle-Tacoma International to Incheon International Korea, South are by Korean Air with around 14 flights a week. These operate from 16:30 with the latest flight being at 16:40. The most popular flight no is KE42 and KE5020.

When travelling with Korean Air it would be worth visiting their website koreanair.com for further information on bookings and special offers.

Below you can see the times of all flights. These flight times do vary so we recommend you look on the appropriate airline website for accurate information for the dates you are departing.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
03:30
AirlineFlightNo
Asiana AirlinesOZ2819
16:30
AirlineFlightNo
Korean AirKE5020
Delta Air LinesDL197
16:40
AirlineFlightNo
Korean AirKE42
Delta Air LinesDL7838
Etihad AirwaysEY8494
17:45
AirlineFlightNo
United AirlinesUA7292
Thai AirwaysTG6752
Singapore AirlinesSQ5771
Asiana AirlinesOZ271
VIEW FLIGHTS
Tuesday
02:52
AirlineFlightNo
Asiana AirlinesOZ241
06:40
AirlineFlightNo
Asiana AirlinesOZ2819
16:30
AirlineFlightNo
Korean AirKE5020
Delta Air LinesDL197
16:40
AirlineFlightNo
Korean AirKE42
Delta Air LinesDL7838
Etihad AirwaysEY8494
17:45
AirlineFlightNo
United AirlinesUA7292
Thai AirwaysTG6752
Singapore AirlinesSQ5771
Asiana AirlinesOZ271
VIEW FLIGHTS
Wednesday
14:20
AirlineFlightNo
United AirlinesUA7292
Thai AirwaysTG6752
Singapore AirlinesSQ5771
Asiana AirlinesOZ271
16:30
AirlineFlightNo
Korean AirKE5020
Delta Air LinesDL197
16:40
AirlineFlightNo
Korean AirKE42
Delta Air LinesDL7838
Etihad AirwaysEY8494
17:35
AirlineFlightNo
Asiana AirlinesOZ241
VIEW FLIGHTS
Thursday
16:30
AirlineFlightNo
Korean AirKE5020
Delta Air LinesDL197
16:40
AirlineFlightNo
Korean AirKE42
Delta Air LinesDL7838
Etihad AirwaysEY8494
17:45
AirlineFlightNo
United AirlinesUA7292
Thai AirwaysTG6752
Singapore AirlinesSQ5771
Asiana AirlinesOZ271
VIEW FLIGHTS
Friday
14:20
AirlineFlightNo
United AirlinesUA7292
Thai AirwaysTG6752
Singapore AirlinesSQ5771
Asiana AirlinesOZ271
16:05
AirlineFlightNo
Asiana AirlinesOZ241
16:30
AirlineFlightNo
Korean AirKE5020
Delta Air LinesDL197
16:40
AirlineFlightNo
Korean AirKE42
Delta Air LinesDL7838
Etihad AirwaysEY8494
VIEW FLIGHTS
Saturday
16:30
AirlineFlightNo
Korean AirKE5020
Delta Air LinesDL197
16:40
AirlineFlightNo
Korean AirKE42
Delta Air LinesDL7838
Etihad AirwaysEY8494
17:45
AirlineFlightNo
United AirlinesUA7292
Thai AirwaysTG6752
Singapore AirlinesSQ5771
Asiana AirlinesOZ271
VIEW FLIGHTS
Sunday
15:25
AirlineFlightNo
Asiana AirlinesOZ241
16:30
AirlineFlightNo
Korean AirKE5020
Delta Air LinesDL197
16:40
AirlineFlightNo
Korean AirKE42
Delta Air LinesDL7838
Etihad AirwaysEY8494
17:45
AirlineFlightNo
United AirlinesUA7292
Thai AirwaysTG6752
Singapore AirlinesSQ5771
Asiana AirlinesOZ271
VIEW FLIGHTS

Instead of flying directly from Seattle-Tacoma International and arrive at Incheon International, you may arrive Incheon International by another airport. Please see chart below for a list of these.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Richmond Vancouver to Seoul Incheon08,199 km (5,095 miles)10 Hours 27 Minutes

Don’t forget that flight regulations are getting tight so we recommend you leave plenty of time to get through customs at Seattle-Tacoma International.

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Find the cheapest rental car at Seattle Airport

Flight Price FAQ - Seattle (SEA) to Seoul (ICN)

DIRECT Asiana Airlines
What is the cheapest direct flight one way from Seattle SEA to Seoul ICN?
The cheapest direct flight one way from Seattle SEA to Seoul ICN is £712.19 ($891 €832.45)
£712.19
$891 | €832.45
Check Latest Price
DIRECT Asiana Airlines
What is the cheapest direct return flight from Seattle SEA to Seoul ICN?
The cheapest direct return flight from Seattle SEA to Seoul ICN is £1109.46 ($1388 €1296.79)
£1109.46
$1388 | €1296.79
Check Latest Price
1+ STOP(S)
What is the cheapest flight one way from Seattle SEA to Seoul ICN?
The cheapest flight one way from Seattle SEA to Seoul ICN is £473.20 ($592 €553.10)
£473.20
$592 | €553.10
Check Latest Price
1+ STOP(S)
What is the cheapest return flight from Seattle SEA to Seoul ICN?
The cheapest return flight from Seattle SEA to Seoul ICN is £859.27 ($1075 €1004.36)
£859.27
$1075 | €1004.36
Check Latest Price
Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.

Compare Flight Prices from SEA to ICN

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Flight Info FAQ - Seattle (SEA) to Seoul (ICN)

Who flies from Seattle to Seoul?
The following airlines fly from Seattle (SEA) to Seoul (ICN): Asiana Airlines, Delta Air Lines, Etihad Airways, Korean Air, Singapore Airlines, Thai Airways, United Airlines.
How far is the flight from Seattle to Seoul?
The flight from Seattle to Seoul is 8,373KM or 5,203 miles.
How long does the flight from Seattle to Seoul to take?
The flight from Seattle to Seoul takes 10 Hours 39 Minutes.

Planning a trip? Save money on car rental by booking in advance

Find the cheapest rental car at SEA

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