Cheap Flights from Seattle, WA to Seoul from $504

One way Round trip

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On Cheapflightsplus.com you will find 6 direct and 747 connecting flights from Seattle to Seoul. You can compare airfare deals from 27 airlines and multiple travel sites from $504, book and save on cheap plane tickets and last minute offers. Also check out SEA-SEL flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Seattle to Seoul 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: $504 (one-way), $864 (round-trip).

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Best Flights from Seattle to Seoul Today

Take a look at the list of non stop flights and flights with layovers from Seattle to Seoul with the lowest price of $504. The fastest direct flight takes 11h 55m and the fastest connecting – 14h 20m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $610 Find flight	12:45 Seattle Seattle-Tacoma Intl	17:50+1 день Seoul Incheon International	12h 5m	Asiana Airlines	OZ271
from $629 Find flight	11:00 Seattle Seattle-Tacoma Intl	15:55+1 день Seoul Incheon International	11h 55m	Korean Air	KE42
from $648 Find flight	10:41 Seattle Seattle-Tacoma Intl	16:15+1 день Seoul Incheon International	12h 34m	Delta Air Lines Inc.	DL197
from $740 Find flight	11:00 Seattle Seattle-Tacoma Intl	15:55+1 день Seoul Incheon International	11h 55m	Delta Air Lines Inc.	DL7838
from $7189 Find flight	12:45 Seattle Seattle-Tacoma Intl	17:50+1 день Seoul Incheon International	12h 5m	United Airlines	UA7292
from $504 Find flight	08:03 Seattle Seattle-Tacoma Intl	20:30+1 день Seoul Incheon International	19h 27m layover 4h 6m - San Francisco	Alaska Airlines	AS1166 YP112
from $507 Find flight	07:55 Seattle Seattle-Tacoma Intl	20:30+1 день Seoul Incheon International	19h 35m layover 4h 29m - San Francisco	Alaska Airlines	AS2312 YP112
from $516 Find flight	07:00 Seattle Seattle-Tacoma Intl	20:30+1 день Seoul Incheon International	20h 30m layover 5h 16m - San Francisco	Alaska Airlines	AS3369 YP112
from $581 Find flight	19:59 Seattle Seattle-Tacoma Intl	20:30+2 дня Seoul Incheon International	31h 31m layover 16h 18m - San Francisco	Alaska Airlines	AS1014 YP112
from $587 Find flight	05:45 Seattle Seattle-Tacoma Intl	15:15+1 день Seoul Incheon International	16h 30m layover 3h 23m - Vancouver	Air Canada	AC8801 AC63
from $587 Find flight	15:05 Seattle Seattle-Tacoma Intl	15:15+2 дня Seoul Incheon International	31h 10m layover 18h 3m - Vancouver	Air Canada	AC8807 AC63
from $534 Find flight	22:08 Seattle Seattle-Tacoma Intl	16:10+3 дня Seoul Incheon International	49h 2m layover 17h 15m - Denver 13h 10m - Los Angeles	Frontier Airlines	F91176 F93155 YP102
from $547 Find flight	13:55 Seattle Seattle-Tacoma Intl	12:20+2 дня Seoul Incheon International	29h 25m layover 6h 9m - Los Angeles 2h 30m - Xiamen	Frontier Airlines	F91178 MF830 MF871
from $568 Find flight	22:51 Seattle Seattle-Tacoma Intl	20:30+3 дня Seoul Incheon International	52h 39m layover 14h 57m - Portland 21h 59m - San Francisco	Alaska Airlines	AS957 AS836 YP112
from $573 Find flight	17:55 Seattle Seattle-Tacoma Intl	14:00+3 дня Seoul Incheon International	51h 5m layover 12h 52m - Los Angeles 20h 45m - Tokyo	Spirit Airlines	NK261 ZG23 BX163
from $585 Find flight	17:55 Seattle Seattle-Tacoma Intl	11:35+3 дня Seoul Incheon International	48h 40m layover 12h 52m - Los Angeles 18h 30m - Tokyo	Spirit Airlines	NK261 ZG23 ZG41

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on April 04, 2025

Flight Schedule Seattle (Washington) to Seoul

Full flight schedule will help you in detecting at what time planes fly from Seattle to Seoul. 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	Flight Details	Flight Duration	Price
10:41 — 16:15 +1 day	10:41 — 16:15 DL197 Delta Air Lines Inc. Seattle — Seoul	12h 34m	Find flight from$648
10:50 — 16:15 +1 day	10:50 — 16:15 KE5020 Korean Air Seattle — Seoul	12h 25m	Find flight from$652
11:00 — 15:55 +1 day	11:00 — 15:55 KE42 Korean Air Seattle — Seoul	11h 55m	Find flight from$629
11:00 — 15:55 +1 day	11:00 — 15:55 DL7838 Delta Air Lines Inc. Seattle — Seoul	11h 55m	Find flight from$740
12:45 — 17:50 +1 day	12:45 — 17:50 OZ271 Asiana Airlines Seattle — Seoul	12h 5m	Find flight from$610
12:45 — 17:50 +1 day	12:45 — 17:50 UA7292 United Airlines Seattle — Seoul	12h 5m	Find flight from$7189
00:10 — 19:15 +1 day	00:10 — 05:20 CI21 China Airlines Seattle — Taipei 10h 25m stop 15:45 — 19:15 CI162 China Airlines Taipei — Seoul	26h 5m including layover	Find flight from$651
05:45 — 15:15 +1 day	05:45 — 06:56 AC8801 Air Canada Seattle — Vancouver 3h 23m stop 11:45 — 16:45 AC63 Air Canada Vancouver — Seoul	16h 30m including layover	Find flight from$587
06:20 — 17:40 +1 day	06:20 — 08:45 KE3083 Korean Air Seattle — San Francisco 2h 59m stop 11:40 — 17:40 KE24 Korean Air San Francisco — Seoul	18h 20m including layover	Find flight from$643
07:00 — 20:30 +1 day	06:55 — 09:11 AS3369 Alaska Airlines Seattle — San Francisco 5h 16m stop 14:30 — 20:30 YP112 YP San Francisco — Seoul	20h 30m including layover	Find flight from$516
07:55 — 20:30 +1 day	07:55 — 10:01 AS2312 Alaska Airlines Seattle — San Francisco 4h 29m stop 14:30 — 20:30 YP112 YP San Francisco — Seoul	19h 35m including layover	Find flight from$507
08:03 — 20:30 +1 day	07:04 — 09:16 AS1166 Alaska Airlines Seattle — San Francisco 4h 6m stop 14:30 — 20:30 YP112 YP San Francisco — Seoul	19h 27m including layover	Find flight from$504
10:35 — 15:15 +2 days	10:35 — 11:46 AC8803 Air Canada Seattle — Vancouver 22h 33m stop 11:45 — 16:45 AC63 Air Canada Vancouver — Seoul	35h 40m including layover	Find flight from$587
12:00 — 17:40 +2 days	11:50 — 14:40 KE7255 Korean Air Seattle — Los Angeles 19h 59m stop 10:50 — 17:40 KE18 Korean Air Los Angeles — Seoul	36h 40m including layover	Find flight from$654
14:00 — 16:10 +2 days	13:55 — 16:36 F91178 Frontier Airlines Seattle — Los Angeles 17h 5m stop 09:50 — 16:10 YP102 YP Los Angeles — Seoul	33h 10m including layover	Find flight from$638
15:05 — 15:15 +2 days	15:05 — 16:15 AC8807 Air Canada Seattle — Vancouver 18h 3m stop 11:45 — 16:45 AC63 Air Canada Vancouver — Seoul	31h 10m including layover	Find flight from$587
16:59 — 04:50 +2 days	13:44 — 16:32 KE6101 Korean Air Seattle — Los Angeles 2h 57m stop 22:40 — 05:10 KE12 Korean Air Los Angeles — Seoul	18h 51m including layover	Find flight from$652
19:59 — 20:30 +2 days	19:58 — 22:07 AS1014 Alaska Airlines Seattle — San Francisco 16h 18m stop 14:30 — 20:30 YP112 YP San Francisco — Seoul	31h 31m including layover	Find flight from$581
00:10 — 23:45 +1 day	00:10 — 05:20 CI21 China Airlines Seattle — Taipei 8h 15m stop 13:35 — 15:55 CI703 China Airlines Taipei — Manila 2h 30m stop 18:40 — 23:45 5J188 CEBU Pacific Air Manila — Seoul	30h 35m including layover	Find flight from$657
08:10 — 12:20 +2 days	08:10 — 11:15 AS1306 Alaska Airlines Seattle — Los Angeles 11h 30m stop 22:45 — 06:00 MF830 Xiamen Airlines Los Angeles — Xiamen 2h 30m stop 08:30 — 12:20 MF871 Xiamen Airlines Xiamen — Seoul	35h 10m including layover	Find flight from$588
10:49 — 12:20 +2 days	10:49 — 13:39 AS1048 Alaska Airlines Seattle — Los Angeles 9h 6m stop 22:45 — 06:00 MF830 Xiamen Airlines Los Angeles — Xiamen 2h 30m stop 08:30 — 12:20 MF871 Xiamen Airlines Xiamen — Seoul	32h 31m including layover	Find flight from$588
11:59 — 12:20 +2 days	11:40 — 14:27 AS1144 Alaska Airlines Seattle — Los Angeles 7h 46m stop 22:45 — 06:00 MF830 Xiamen Airlines Los Angeles — Xiamen 2h 30m stop 08:30 — 12:20 MF871 Xiamen Airlines Xiamen — Seoul	31h 21m including layover	Find flight from$588
13:44 — 12:20 +2 days	13:44 — 16:32 AS1300 Alaska Airlines Seattle — Los Angeles 6h 13m stop 22:45 — 06:00 MF830 Xiamen Airlines Los Angeles — Xiamen 2h 30m stop 08:30 — 12:20 MF871 Xiamen Airlines Xiamen — Seoul	29h 36m including layover	Find flight from$655
13:55 — 12:20 +2 days	13:55 — 16:36 F91178 Frontier Airlines Seattle — Los Angeles 6h 9m stop 22:45 — 06:00 MF830 Xiamen Airlines Los Angeles — Xiamen 2h 30m stop 08:30 — 12:20 MF871 Xiamen Airlines Xiamen — Seoul	29h 25m including layover	Find flight from$547
15:59 — 12:20 +2 days	15:58 — 18:40 AS1092 Alaska Airlines Seattle — Los Angeles 4h 2m stop 22:45 — 06:00 MF830 Xiamen Airlines Los Angeles — Xiamen 2h 30m stop 08:30 — 12:20 MF871 Xiamen Airlines Xiamen — Seoul	27h 21m including layover	Find flight from$588
16:59 — 12:20 +2 days	16:59 — 19:43 AS1468 Alaska Airlines Seattle — Los Angeles 3h 2m stop 22:45 — 06:00 MF830 Xiamen Airlines Los Angeles — Xiamen 2h 30m stop 08:30 — 12:20 MF871 Xiamen Airlines Xiamen — Seoul	26h 21m including layover	Find flight from$588
17:55 — 14:00 +3 days	17:55 — 20:43 NK261 Spirit Airlines Seattle — Los Angeles 12h 52m stop 09:35 — 14:25 ZG23 Grozny Avia Los Angeles — Tokyo 20h 45m stop 11:10 — 14:00 BX163 Air Busan Tokyo — Seoul	51h 5m including layover	Find flight from$573
17:55 — 11:35 +3 days	17:55 — 20:43 NK261 Spirit Airlines Seattle — Los Angeles 12h 52m stop 09:35 — 14:25 ZG23 Grozny Avia Los Angeles — Tokyo 18h 30m stop 08:55 — 11:35 ZG41 Grozny Avia Tokyo — Seoul	48h 40m including layover	Find flight from$585
18:37 — 16:10 +2 days	18:37 — 21:11 NK782 Spirit Airlines Seattle — Las Vegas 7h 49m stop 05:00 — 06:18 NK465 Spirit Airlines Las Vegas — Los Angeles 3h 32m stop 09:50 — 16:10 YP102 YP Los Angeles — Seoul	28h 33m including layover	Find flight from$669
19:58 — 19:25 +2 days	19:58 — 22:11 AS1014 Alaska Airlines Seattle — San Francisco 9h 34m stop 07:45 — 11:30 AS8011 Alaska Airlines San Francisco — Honolulu 1h 20m stop 12:50 — 19:25 AS8459 Alaska Airlines Honolulu — Seoul	30h 27m including layover	Find flight from$638
21:59 — 20:30 +3 days	21:59 — 22:56 AS955 Alaska Airlines Seattle — Portland 18h 11m stop 17:07 — 18:50 AS2130 Alaska Airlines Portland — San Francisco 19h 40m stop 14:30 — 20:30 YP112 YP San Francisco — Seoul	53h 31m including layover	Find flight from$623
21:59 — 19:25 +2 days	21:59 — 22:55 AS955 Alaska Airlines Seattle — Portland 8h 6m stop 07:15 — 11:25 HA49 Hawaiian Airlines Portland — Honolulu 1h 45m stop 13:05 — 19:25 HA459 Hawaiian Airlines Honolulu — Seoul	28h 26m including layover	Find flight from$655
22:08 — 16:10 +3 days	20:19 — 00:05 F91176 Frontier Airlines Seattle — Denver 17h 15m stop 13:58 — 15:27 F93155 Frontier Airlines Denver — Los Angeles 13h 10m stop 09:50 — 16:10 YP102 YP Los Angeles — Seoul	49h 2m including layover	Find flight from$534
22:51 — 20:30 +3 days	22:51 — 23:43 AS957 Alaska Airlines Seattle — Portland 14h 57m stop 14:40 — 16:31 AS836 Alaska Airlines Portland — San Francisco 21h 59m stop 14:30 — 20:30 YP112 YP San Francisco — Seoul	52h 39m including layover	Find flight from$568

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on April 4, 2025

Flight Information

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

Distance between Seattle and Seoul is 8336 miles. Time difference between the cities is 5h. Airplanes depart 00:05 to 23:59 from 3 Seattle airports and arrive 00:05 to 23:59 to 3 Seoul airports. Average flight time is 12h 5m.

The fastest flight 11h 55m
Average flight time 12h 5m
The earliest flight 00:05
The latest flight 23:59
Distance 5180 ml

The cheapest months to travel to Seoul are january (from 504 $), november (from 534 $), february (from 545 $).

The most expensive months are december (from 1 072 $), february (from 545 $), november (from 534 $).

What is the lowest airfare Seattle to Seoul?

The cheapest plane ticket found by our users is $504. This airfare is for economy class on one-way AS1166 flight by Alaska Airlines for January 22, 2025 which leaves Seattle-Tacoma Intl in Seattle at 08:03 am and arrives at Seoul Incheon International at 20:30.

Economy class

$504

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Business class

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First class

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Popular Airlines on the Route

The flight Seattle — Seoul is served by 27 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by Delta Air Lines Inc. - 42 departures per week at the price of from $ 648 . And the most expensive tickets are offered by Emirates airline - from $ 8557.

Direct flights

There are 6 nonstop flights on the route. The fastest direct flight is KE42 by Korean Air takes 11h 55m and the cheapest is AS1166 by Alaska Airlines for $610.

DL - Delta Air Lines Inc.

from $648

Find
KE - Korean Air

from $629

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OZ - Asiana Airlines

from $610

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UA - United Airlines

from $7189

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See more direct flights

Connecting Flights

There are 747 flights with layovers on the route. The fastest connecting flight is JL67 by Japan Airlines - JAL takes 14h 20m and the cheapest is AS1166 by Alaska Airlines for $504.

DL - Delta Air Lines Inc.

from $664

Find
KE - Korean Air

from $643

Find
OZ - Asiana Airlines

from $976

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PR - Philippine Airlines

from $632

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JL - Japan Airlines - JAL

from $819

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UA - United Airlines

from $750

Find
HU - Hainan Airlines

from $852

Find
JX - Jambojet

from $1087

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BR - EVA Airways Corporation

from $758

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IB - Iberia

from $2089

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WS - WestJet

from $1151

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SQ - Singapore Airlines

from $970

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See more connecting flights

Airports

You can fly from Seattle to Seoul from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).

Seattle airports

Boeing Field International Airport-BFI

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Seattle-Tacoma Intl-SEA

from $504
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Kenmore Air Harbor SPB-LKE

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Seoul airports

Incheon International-ICN

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Gimpo International-GMP

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Seoul AB-SSN

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Airplanes

There are flights to Seoul from Seattle by 27 airlines that use 10 aircraft brands. They range from huge modern airplanes to small-sized.

Boeing 737-800

from $588

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Boeing 737 MAX 8

from $652

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Boeing 737 MAX 9

from $652

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Airbus A330-900NEO

from $664

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Airbus A321

from $688

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Canadair Regional Jet 900

from $705

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Boeing 777

from $740

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Embraer 175 (short wing)

from $764

Find
Boeing 737-900

from $781

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Canadair Regional Jet 700

from $800

Find

Top Domestic Destinations from Seattle

You may also consider searching for discounted plane tickets to some other popular places from Seattle within United States.

Seattle — Washington D.C.

from $78

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Seattle — Las Vegas

from $62

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Seattle — New York

from $180

Find
Seattle — Chicago

from $73

Find
Seattle — Phoenix

from $67

Find
Seattle — San Diego

from $74

Find
Seattle — Los Angeles

from $53

Find
Seattle — Denver

from $243

Find
Seattle — Dallas

from $72

Find
Seattle — Boston

from $63

Find

Top International Destinations from Seattle

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Seattle — Tokyo

from $77

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Seattle — London

from $70

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Seattle — Vancouver

from $57

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Seattle — Cancun

from $63

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Seattle — Paris

from $66

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Seattle — Toronto

from $64

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Seattle — Calgary

from $76

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Seattle — Mumbai

from $80

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Seattle — Montreal

from $68

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Seattle — Amsterdam

from $64

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How to book a plane 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.