Korean Air Seoul to Seattle Flights

Return flight: Seattle – Seoul

Cheapflightsplus.com will find cheap Korean Air flights from Seoul to Seattle. Compare airline ticket prices and book air tickets starting from $648 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Korean Air, arrivals and departure details below.

Find Cheap Airfare Seoul — Seattle (WA) by Korean Air

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in january: one-way - $648, two-way – $1111.
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
4:10 pm — 9:00 am
4:10 pm — 9:00 am KE41 Korean Air
Seoul — Seattle
9h 50m
Find flight
from$661
10:50 pm — 6:25 pm
10:50 pm — 3:20 pm KE75 Korean Air
Seoul — Vancouver
2h 5m stop
5:25 pm — 6:32 pm AC8806 Air Canada
Vancouver — Seattle
12h 35m
including layover
Find flight
from$906
10:50 pm — 10:00 pm
10:50 pm — 3:20 pm KE75 Korean Air
Seoul — Vancouver
5h 40m stop
9:00 pm — 10:07 pm AC8810 Air Canada
Vancouver — Seattle
16h 10m
including layover
Find flight
from$909
2:30 pm — 10:54 am
+1 day
2:30 pm — 8:30 am KE17 Korean Air
Seoul — Los Angeles
23h 30m stop
8:00 am — 11:00 am KE6102 Korean Air
Los Angeles — Seattle
37h 24m
including layover
Find flight
from$3305
7:40 pm — 8:46 pm
+1 day
7:40 pm — 1:40 pm KE11 Korean Air
Seoul — Los Angeles
28h 5m stop
5:45 pm — 8:46 pm F91177 Frontier Airlines
Los Angeles — Seattle
42h 6m
including layover
Find flight
from$884
7:55 am — 8:40 am
7:55 am — 9:25 am KE859 Korean Air
Seoul — Beijing
3h 55m stop
1:20 pm — 8:40 am HU495 Hainan Airlines
Beijing — Seattle
17h 45m
including layover
Find flight
from$772
8:55 pm — 8:40 am
+1 day
8:55 pm — 10:15 pm KE853 Korean Air
Seoul — Beijing
15h 5m stop
1:20 pm — 8:40 am HU495 Hainan Airlines
Beijing — Seattle
28h 45m
including layover
Find flight
from$851
4:20 pm — 11:30 pm
4:20 pm — 6:35 pm KE2103 Korean Air
Seoul — Tokyo
2h 45m stop
9:20 pm — 9:05 am HA458 Hawaiian Airlines
Tokyo — Honolulu
6h 26m stop
3:31 pm — 11:30 pm AS896 Alaska Airlines
Honolulu — Seattle
24h 10m
including layover
Find flight
from$835
6:45 pm — 11:30 pm
+1 day
6:45 pm — 9:05 pm KE705 Korean Air
Seoul — Tokyo
22h 50m stop
7:55 pm — 7:35 am HA822 Hawaiian Airlines
Tokyo — Honolulu
7h 56m stop
3:31 pm — 11:30 pm AS896 Alaska Airlines
Honolulu — Seattle
45h 45m
including layover
Find flight
from$648
6:45 pm — 2:26 pm
+1 day
6:45 pm — 9:05 pm KE705 Korean Air
Seoul — Tokyo
18h 55m stop
4:00 pm — 7:40 am ZG22 Grozny Avia
Tokyo — Vancouver
5h 39m stop
1:19 pm — 2:26 pm AS3334 Alaska Airlines
Vancouver — Seattle
36h 41m
including layover
Find flight
from$669
8:25 am — 9:55 am
8:25 am — 9:45 am KE893 Korean Air
Seoul — Shanghai
2h 25m stop
12:10 pm — 4:05 pm JL874 Japan Airlines - JAL
Shanghai — Tokyo
2h 5m stop
6:10 pm — 9:55 am JL68 Japan Airlines - JAL
Tokyo — Seattle
18h 30m
including layover
Find flight
from$954
9:55 am — 4:31 pm
9:55 am — 12:20 pm KE703 Korean Air
Seoul — Tokyo
2h 25m stop
2:45 pm — 7:35 am ZG24 Grozny Avia
Tokyo — Los Angeles
6h 1m stop
1:36 pm — 4:31 pm NK260 Spirit Airlines
Los Angeles — Seattle
23h 36m
including layover
Find flight
from$735
9:55 am — 2:40 pm
9:55 am — 12:20 pm KE703 Korean Air
Seoul — Tokyo
2h 25m stop
2:45 pm — 7:35 am ZG24 Grozny Avia
Tokyo — Los Angeles
4h 9m stop
11:44 am — 2:40 pm AS1219 Alaska Airlines
Los Angeles — Seattle
21h 45m
including layover
Find flight
from$746
*Departure and arrival times are local. Last updated on 12/22/2024

Flight Information

There is 1 flight by Korean Air from Seoul to Seattle every week with departures from Incheon International, Gimpo International, Seoul AB. All flights arrive at Seattle-Tacoma Intl, Boeing Field International Airport, Kenmore Air Harbor SPB.

Departures start from 10:50 pm to 9:55 am. Nonstop flight is 9h 50m. The time difference between Seoul and Seattle is 5h.

  • The fastest flight 9h 50m
  • Average flight time 9h 50m
  • The earliest flight 10:50 pm
  • The latest flight 9:55 am
  • Distance 5180 ml

The cheapest months for traveling to Seattle are december (from 560 $), january (from 648 $), november (from 654 $).

The most expensive and popular months are july (from 870 $), february (from 661 $), november (from 654 $).

The cheapest flight by Korean Air that our users were able to find is $648. This airfare is economy class on one-way KE705 flight for January 22, 2025 leaving Incheon International in Seoul at 6:45 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides Korean Air there are other 41 airline carriers between Seoul and Seattle. Please review schedules and prices from the most popular airlines to find the best airfare deals from Seoul to Seattle.

Nonstop flights

There are 2 direct flights every day from Seoul. Airlines and fares are below:

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Connecting Flights

List of flights with layovers (1 and more stops):

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How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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