Flights from Seattle Tacoma to Seoul Incheon

Our cheapest offers for flights from Seattle Tacoma to Seoul Incheon

Here you can compare cheap flights from Seattle Tacoma (SEA) to Seoul Incheon (ICN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Seoul Incheon. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Seattle-Tacoma
Seoul Incheon
Please note: transfer for connecting flight
Outbound
12/05/25
direct
KE5020
12h 00min
Return
12/09/25
1 Stopover (YVR)
TW0531, AS2122
16h 18min
Korean Air
$874
Best option
Seattle-Tacoma
Seoul Incheon
Outbound
12/05/25
direct
KE5020
12h 00min
Return
12/09/25
1 Stopover (TPE)
BR0159, BR0024
14h 45min
Korean Air ?
$1,094
Seattle-Tacoma
Seoul Incheon
Outbound
12/05/25
1 Stopover (DXB)
EK0230, EK0322
31h 45min
Return
12/09/25
1 Stopover (DXB)
EK0323, EK0229
29h 55min
Emirates Airline
$2,003
Seattle-Tacoma
Seoul Incheon
Outbound
12/05/25
1 Stopover (YVR)
AC8803, AC0063
14h 05min
Return
12/09/25
1 Stopover (YVR)
AC0064, AC8810
20h 51min
Air Canada
$919
Seattle-Tacoma
Seoul Incheon
Outbound
12/05/25
1 Stopover (YVR)
AC8803, AC0063
14h 05min
Return
12/09/25
1 Stopover (YVR)
AC0064, AC8804
12h 36min
Air Canada ?
$927
Seattle-Tacoma
Seoul Incheon
Outbound
12/05/25
1 Stopover (SFO)
UA2640, UA0893
16h 15min
Return
12/09/25
1 Stopover (SFO)
UA0806, UA1355
16h 33min
United Airlines ?
$975
Seattle-Tacoma
Seoul Incheon
Outbound
12/05/25
1 Stopover (SFO)
KE3083, KE0024
17h 30min
Return
12/09/25
1 Stopover (SFO)
KE0023, KE3084
17h 21min
Korean Air ?
$984
Seattle-Tacoma
Seoul Incheon
Outbound
12/05/25
direct
KE0042
11h 55min
Return
12/09/25
1 Stopover (YVR)
TW0531, AS2207
28h 43min
Korean Air
$991
Seattle-Tacoma
Seoul Incheon
Outbound
12/05/25
1 Stopover (SFO)
AS0725, YP0112
18h 45min
Return
12/09/25
1 Stopover (HNL)
OZ0232, AS8134
28h 17min
Alaska Airlines, Air Premia ?
$1,013
Seattle-Tacoma
Seoul Incheon
Outbound
12/05/25
1 Stopover (SFO)
KE3083, KE0024
17h 30min
Return
12/09/25
1 Stopover (YVR)
AC0064, AC8804
12h 36min
Korean Air ?
$1,018
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Seattle Tacoma to Seoul Incheon

Favorite airline: Turkish Airlines
59 % of flights booked on the route from Seattle-Tacoma to Seoul Incheon are booked with Turkish Airlines, Korean Air and Asiana Airlines.
Turkish Airlines
37 %
Korean Air
11 %
Asiana Airlines
11 %
Direct flights are more expensive
Compared to flights with a stopover, direct flights are $178.00 more expensive on this route.
non stop flight
1 stop
2 stops
11h 25min
31h 15min
30h 30min
$ 1.225
$ 1.047
$ 4.882
Favourite connection: via Istanbul
When booking flights from Seattle-Tacoma to Seoul Incheon 70 % of travelers prefer to fly via Istanbul.
Route
bookings
1 stopover Istanbul
31h 15min, from $ 1.047
70 %
1 stopover Honolulu International Airport, HI
19h 25min, from $ 1.080
20 %
2 stopovers Tokyo-Narita International Airport Tokyo-Haneda International Airport Fukuoka
30h 30min, from $ 4.882
10 %

Important flight information

Flight information: Seattle-Tacoma - Seoul Incheon

Roundtrip from $ 874,00
Flight duration min. 11:50 / max. 12:14
Return flight duration min. 09:55/ max. 10:38
Distance 8382 km
Flights per week 20
Departure airport Airport Seattle-Tacoma International Airport, WA (SEA)
Arrival airport Airport Seoul-Incheon International Airport (ICN)
Destination country Flights to South Korea
Alternative flights to Seoul Incheon
Flight destinations with a similar price
Flight destinations with a similar price