Cheap Flights from Seoul to Seattle, WA from $432

Return flight: Seattle – Seoul

On Cheapflightsplus.com you will find 5 direct and 995 connecting flights from Seoul to Seattle. You can compare airfare deals from 47 airlines and multiple travel sites from $432, book and save on cheap plane tickets and last minute offers. Also check out SEL-SEA flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Seoul to Seattle Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $432 (one-way), $741 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from Seoul to Seattle. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
16:10 — 09:00
16:10 — 09:00 KE41 Korean Air
Seoul — Seattle
9h 50m
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from$724
16:10 — 09:00
16:10 — 09:00 DL7837 Delta Air Lines Inc.
Seoul — Seattle
9h 50m
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from$752
18:15 — 10:50
18:15 — 10:50 OZ272 Asiana Airlines
Seoul — Seattle
9h 35m
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from$682
20:05 — 13:17
20:05 — 13:17 DL196 Delta Air Lines Inc.
Seoul — Seattle
10h 12m
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from$752
20:05 — 13:17
20:05 — 13:17 KE5019 Korean Air
Seoul — Seattle
10h 12m
Find flight
from$752
12:25 — 18:15
12:25 — 14:15 CI161 China Airlines
Seoul — Taipei
9h 20m stop
23:35 — 18:15 CI22 China Airlines
Taipei — Seattle
22h 50m
including layover
Find flight
from$532
21:25 — 21:20
21:25 — 10:50 HA460 Hawaiian Airlines
Seoul — Honolulu
3h 10m stop
13:40 — 21:25 HA22 Hawaiian Airlines
Honolulu — Seattle
16h 55m
including layover
Find flight
from$499
08:25 — 23:44
08:25 — 10:55 RF326 Florida West Int'l Airways
Seoul — Tokyo
3h 50m stop
14:45 — 07:30 ZG24 Grozny Avia
Tokyo — Los Angeles
13h 18m stop
20:48 — 23:44 AS1055 Alaska Airlines
Los Angeles — Seattle
32h 19m
including layover
Find flight
from$522
08:25 — 00:10
+1 day
08:25 — 10:55 RF326 Florida West Int'l Airways
Seoul — Tokyo
3h 50m stop
14:45 — 07:30 ZG24 Grozny Avia
Tokyo — Los Angeles
13h 55m stop
21:25 — 00:10 NK1490 Spirit Airlines
Los Angeles — Seattle
32h 45m
including layover
Find flight
from$525
09:00 — 23:44
09:00 — 11:20 OZ102 Asiana Airlines
Seoul — Tokyo
3h 25m stop
14:45 — 07:30 ZG24 Grozny Avia
Tokyo — Los Angeles
13h 18m stop
20:48 — 23:44 AS1055 Alaska Airlines
Los Angeles — Seattle
31h 44m
including layover
Find flight
from$573
09:15 — 23:44
09:15 — 11:55 ZE607 Lineas Aereas Azteca
Seoul — Tokyo
2h 50m stop
14:45 — 07:30 ZG24 Grozny Avia
Tokyo — Los Angeles
13h 18m stop
20:48 — 23:44 AS1055 Alaska Airlines
Los Angeles — Seattle
31h 29m
including layover
Find flight
from$560
13:20 — 07:15
+1 day
13:20 — 07:20 YP101 YP
Seoul — Los Angeles
9h 7m stop
16:27 — 19:56 F92342 Frontier Airlines
Los Angeles — Denver
9h 8m stop
05:04 — 07:15 F91175 Frontier Airlines
Denver — Seattle
34h 55m
including layover
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from$432
13:20 — 00:10
+1 day
13:20 — 15:40 MF872 Xiamen Airlines
Seoul — Xiamen
7h 15m stop
22:55 — 19:00 MF829 Xiamen Airlines
Xiamen — Los Angeles
2h 25m stop
21:25 — 00:10 NK1490 Spirit Airlines
Los Angeles — Seattle
27h 50m
including layover
Find flight
from$483
15:05 — 00:10
+2 days
15:05 — 17:50 BX166 Air Busan
Seoul — Tokyo
20h 55m stop
14:45 — 07:30 ZG24 Grozny Avia
Tokyo — Los Angeles
13h 55m stop
21:25 — 00:10 NK1490 Spirit Airlines
Los Angeles — Seattle
50h 5m
including layover
Find flight
from$578
18:55 — 16:23
+1 day
18:55 — 12:00 YP111 YP
Seoul — Oakland
22h 21m stop
10:21 — 11:50 NK287 Spirit Airlines
Oakland — Las Vegas
1h 43m stop
13:33 — 16:23 NK203 Spirit Airlines
Las Vegas — Seattle
38h 28m
including layover
Find flight
from$454
18:55 — 16:23
+1 day
18:55 — 12:00 YP111 YP
Seoul — Oakland
17h 30m stop
05:30 — 06:58 NK278 Spirit Airlines
Oakland — Las Vegas
6h 35m stop
13:33 — 16:23 NK203 Spirit Airlines
Las Vegas — Seattle
38h 28m
including layover
Find flight
from$477
21:25 — 00:10
+2 days
21:25 — 10:35 HA460 Hawaiian Airlines
Seoul — Honolulu
3h 15m stop
13:50 — 21:00 HA2 Hawaiian Airlines
Honolulu — Los Angeles
24h 25m stop
21:25 — 00:10 NK1490 Spirit Airlines
Los Angeles — Seattle
43h 45m
including layover
Find flight
from$548
22:40 — 00:10
+2 days
22:40 — 00:50 MM808 Peach Aviation
Seoul — Tokyo
13h 55m stop
14:45 — 07:30 ZG24 Grozny Avia
Tokyo — Los Angeles
13h 55m stop
21:13 — 00:11 NK1490 Spirit Airlines
Los Angeles — Seattle
42h 30m
including layover
Find flight
from$555
22:40 — 09:58
+2 days
22:40 — 00:50 MM808 Peach Aviation
Seoul — Tokyo
13h 55m stop
14:45 — 07:30 ZG24 Grozny Avia
Tokyo — Los Angeles
23h 30m stop
07:00 — 09:58 AS1178 Alaska Airlines
Los Angeles — Seattle
52h 18m
including layover
Find flight
from$557
*Departure and arrival times - local. Updated on April 3, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Seoul to Seattle depends on and how to choose the most interesting flight option for you.

Distance between Seoul and Seattle is 8336 miles. Time difference between the cities is 5h. Airplanes depart 00:10 to 23:40 from 3 Seoul airports and arrive 00:10 to 23:40 to 3 Seattle airports. Average flight time is 9h 50m.

  • The fastest flight 9h 35m
  • Average flight time 9h 50m
  • The earliest flight 00:10
  • The latest flight 23:40
  • Distance 5180 ml

The cheapest months to travel to Seattle are november (from 432 $), december (from 483 $), february (from 554 $).

The most expensive months are july (from 954 $), january (from 659 $), february (from 554 $).

What is the lowest airfare Seoul to Seattle?

The cheapest plane ticket found by our users is $432. This airfare is for economy class on one-way YP101 flight by YP for November 12, 2024 which leaves Incheon International in Seoul at 13:20 am and arrives at Seattle Seattle-Tacoma Intl at 07:15.

Economy class
$432
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Business class
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First class
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Popular Airlines on the Route

The flight Seoul — Seattle is served by 47 regular airlines and 11 low-cost airlines. Most of the flights on this route are operated by Asiana Airlines - 137 departures per week at the price of from $ 573 . And the most expensive tickets are offered by WestJet airline - from $ 1685.

Direct flights

There are 5 nonstop flights on the route. The fastest direct flight is OZ272 by Asiana Airlines takes 9h 35m and the cheapest is YP101 by YP for $682.

  • from $682
    Find
  • DL - Delta Air Lines Inc.
    from $752
    Find
  • KE - Korean Air
    from $724
    Find
See more direct flights

Connecting Flights

There are 995 flights with layovers on the route. The fastest connecting flight is KE75 by Korean Air takes 12h 35m and the cheapest is YP101 by YP for $432.

  • from $573
    Find
  • RS - Air Seoul
    from $800
    Find
  • JL - Japan Airlines - JAL
    from $780
    Find
  • PR - Philippine Airlines
    from $784
    Find
  • TW - T'way Airlines
    from $543
    Find
  • LO - LOT
    from $1616
    Find
  • FM - Shanghai Airlines
    from $916
    Find
  • DL - Delta Air Lines Inc.
    from $739
    Find
  • UA - United Airlines
    from $618
    Find
  • HU - Hainan Airlines
    from $923
    Find
  • BR - EVA Airways Corporation
    from $710
    Find
  • SC - Shandong Airlines
    from $713
    Find
See more connecting flights

Airports

You can fly from Seoul to Seattle from 3 airports (Incheon International, Gimpo International, Seoul AB).

Seoul airports

  • Incheon International-ICN
    from $432
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  • Gimpo International-GMP
    from $666
    Find
  • Seoul AB-SSN
    Find

Seattle airports

  • Boeing Field International Airport-BFI
    Find
  • Seattle-Tacoma Intl-SEA
    Find
  • Kenmore Air Harbor SPB-LKE
    Find

How to book a plane 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 flight ticket.
  • 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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