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
Best option
Seattle-Tacoma
Seoul Incheon
Outbound
04/26/25
direct
KE0042
11h 40min
Return
05/23/25
direct
KE5019
10h 15min
Korean Air ?
$965
Seattle-Tacoma
Seoul Incheon
Outbound
04/26/25
direct
KE0042
11h 40min
Return
05/23/25
direct
KE5019
10h 15min
Korean Air
$986
Seattle-Tacoma
Seoul Incheon
Outbound
04/26/25
1 Stopover (LAS)
KE3049, KE0006
22h 05min
Return
05/23/25
direct
KE5019
10h 15min
Korean Air ?
$987
Seattle-Tacoma
Seoul Incheon
Outbound
04/26/25
1 Stopover (IST)
TK0204, TK0090
30h 35min
Return
05/23/25
1 Stopover (IST)
TK0091, TK0203
33h 50min
Turkish Airlines
$998
Seattle-Tacoma
Seoul Incheon
Outbound
04/26/25
1 Stopover (SFO)
KE6113, KE0024
18h 20min
Return
05/23/25
direct
KE5019
10h 15min
Korean Air ?
$998
Seattle-Tacoma
Seoul Incheon
Outbound
04/26/25
1 Stopover (IST)
TK0204, TK0090
30h 35min
Return
05/23/25
1 Stopover (IST)
TK0021, TK0203
47h 40min
Turkish Airlines
$1,024
Seattle-Tacoma
Seoul Incheon
Outbound
04/26/25
1 Stopover (IST)
TK0204, TK0090
30h 35min
Return
05/23/25
1 Stopover (IST)
TK8091, TK0203
46h 45min
Turkish Airlines ?
$1,058
Seattle-Tacoma
Seoul Incheon
Outbound
04/26/25
1 Stopover (LAX)
KE6107, KE0018
17h 50min
Return
05/23/25
direct
KE5019
10h 15min
Korean Air ?
$1,067
Seattle-Tacoma
Seoul Incheon
Outbound
04/26/25
direct
OZ0271
11h 45min
Return
05/23/25
direct
OZ0272
10h 20min
Asiana Airlines
$1,098
Seattle-Tacoma
Seoul Incheon
Outbound
04/26/25
1 Stopover (SFO)
UA2490, UA0805
16h 47min
Return
05/23/25
1 Stopover (SFO)
UA0892, UA1007
24h 01min
United Airlines ?
$1,389
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 $ 964,44
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