United Airlines Seattle to Seoul Flights

Return flight: Seoul – Seattle

Cheapflightsplus.com will find cheap United Airlines flights from Seattle to Seoul. Compare airline ticket prices and book air tickets starting from $824 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Seattle (WA) — Seoul by United Airlines

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 - $824, two-way – $1413.
Direct flights
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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
12:35 pm — 5:40 am
+2 days
12:35 pm — 4:17 pm UA1483 United Airlines
Seattle — Denver
3h 3m stop
7:20 pm — 9:09 pm UA281 United Airlines
Denver — San Francisco
2h 36m stop
11:45 pm — 5:40 am UA805 United Airlines
San Francisco — Seoul
24h 5m
including layover
Find flight
from$893
12:35 pm — 5:40 am
+2 days
12:35 pm — 4:17 pm UA1483 United Airlines
Seattle — Denver
1h 7m stop
5:24 pm — 7:15 pm UA1076 United Airlines
Denver — San Francisco
4h 30m stop
11:45 pm — 5:40 am UA805 United Airlines
San Francisco — Seoul
24h 5m
including layover
Find flight
from$893
12:35 pm — 4:15 pm
+2 days
12:35 pm — 4:17 pm UA1483 United Airlines
Seattle — Denver
13h 43m stop
6:00 am — 7:50 am UA573 United Airlines
Denver — San Francisco
2h 40m stop
10:30 am — 4:15 pm UA893 United Airlines
San Francisco — Seoul
34h 40m
including layover
Find flight
from$901
12:45 pm — 5:50 pm
+1 day
12:45 pm — 5:50 pm UA7292 United Airlines
Seattle — Seoul
12h 5m
Find flight
from$6601
12:50 pm — 4:15 pm
+2 days
12:50 pm — 3:09 pm UA1509 United Airlines
Seattle — San Francisco
19h 21m stop
10:30 am — 4:15 pm UA893 United Airlines
San Francisco — Seoul
34h 25m
including layover
Find flight
from$828
12:50 pm — 5:40 am
+2 days
12:50 pm — 3:09 pm UA1509 United Airlines
Seattle — San Francisco
8h 36m stop
11:45 pm — 5:40 am UA805 United Airlines
San Francisco — Seoul
23h 50m
including layover
Find flight
from$897
3:18 pm — 4:15 pm
+2 days
3:18 pm — 7:00 pm UA757 United Airlines
Seattle — Denver
11h stop
6:00 am — 7:50 am UA573 United Airlines
Denver — San Francisco
2h 40m stop
10:30 am — 4:15 pm UA893 United Airlines
San Francisco — Seoul
31h 57m
including layover
Find flight
from$901
3:18 pm — 4:15 pm
+2 days
3:18 pm — 7:00 pm UA757 United Airlines
Seattle — Denver
12h 45m stop
7:45 am — 9:36 am UA2391 United Airlines
Denver — San Francisco
54m stop
10:30 am — 4:15 pm UA893 United Airlines
San Francisco — Seoul
31h 57m
including layover
Find flight
from$901
3:25 pm — 4:15 pm
+2 days
3:25 pm — 5:44 pm UA589 United Airlines
Seattle — San Francisco
16h 46m stop
10:30 am — 4:15 pm UA893 United Airlines
San Francisco — Seoul
31h 50m
including layover
Find flight
from$828
3:25 pm — 5:40 am
+2 days
3:25 pm — 5:44 pm UA589 United Airlines
Seattle — San Francisco
6h 1m stop
11:45 pm — 5:40 am UA805 United Airlines
San Francisco — Seoul
21h 15m
including layover
Find flight
from$890
4:58 pm — 5:40 am
+2 days
4:58 pm — 7:10 pm UA2482 United Airlines
Seattle — San Francisco
4h 35m stop
11:45 pm — 5:40 am UA805 United Airlines
San Francisco — Seoul
19h 42m
including layover
Find flight
from$905
5:25 pm — 4:15 pm
+2 days
5:10 pm — 7:58 pm UA2397 United Airlines
Seattle — Los Angeles
2h 23m stop
10:35 pm — 0:04 am UA1597 United Airlines
Los Angeles — San Francisco
10h 21m stop
10:30 am — 4:15 pm UA893 United Airlines
San Francisco — Seoul
29h 50m
including layover
Find flight
from$824
6:13 pm — 4:15 pm
+2 days
12:55 pm — 3:12 pm UA737 United Airlines
Seattle — San Francisco
13h 58m stop
10:30 am — 4:15 pm UA893 United Airlines
San Francisco — Seoul
29h 2m
including layover
Find flight
from$844
7:15 am — 4:15 pm
+1 day
7:05 am — 9:25 am UA1403 United Airlines
Seattle — San Francisco
54m stop
10:30 am — 4:15 pm UA893 United Airlines
San Francisco — Seoul
16h
including layover
Find flight
from$890
7:32 pm — 5:40 am
+2 days
12:55 pm — 3:12 pm UA737 United Airlines
Seattle — San Francisco
1h 55m stop
11:45 pm — 5:40 am UA805 United Airlines
San Francisco — Seoul
17h 8m
including layover
Find flight
from$897
9:00 am — 5:40 am
+2 days
9:00 am — 12:43 pm UA1829 United Airlines
Seattle — Denver
3h 16m stop
3:59 pm — 5:50 pm UA1300 United Airlines
Denver — San Francisco
5h 55m stop
11:45 pm — 5:40 am UA805 United Airlines
San Francisco — Seoul
27h 40m
including layover
Find flight
from$893
9:00 am — 5:40 am
+2 days
9:00 am — 12:43 pm UA1829 United Airlines
Seattle — Denver
51m stop
1:34 pm — 3:25 pm UA304 United Airlines
Denver — San Francisco
8h 20m stop
11:45 pm — 5:40 am UA805 United Airlines
San Francisco — Seoul
27h 40m
including layover
Find flight
from$893
9:20 am — 5:40 am
+2 days
9:20 am — 11:39 am UA1960 United Airlines
Seattle — San Francisco
12h 6m stop
11:45 pm — 5:40 am UA805 United Airlines
San Francisco — Seoul
27h 20m
including layover
Find flight
from$913
*Departure and arrival times are local. Last updated on 12/23/2024

Flight Information

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

Departures start from 12:35 pm to 9:20 am. Nonstop flight is 12h 5m. The time difference between Seattle and Seoul is 5h.

  • The fastest flight 12h 5m
  • Average flight time 12h 5m
  • The earliest flight 12:35 pm
  • The latest flight 9:20 am
  • Distance 5180 ml

The cheapest months for traveling to Seoul are november (from 673 $), january (from 824 $), february (from 901 $).

The most expensive and popular months are december (from 6 509 $), february (from 901 $), january (from 824 $).

The cheapest flight by United Airlines that our users were able to find is $824. This airfare is economy class on one-way UA2397 flight for January 12, 2025 leaving Seattle-Tacoma Intl in Seattle at 5:25 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 22 airline carriers between Seattle and Seoul. Please review schedules and prices from the most popular airlines to find the best airfare deals from Seattle to Seoul.

Nonstop flights

There are 4 direct flights every day from Seattle. 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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