Outbound | Return | Airlines | Shop | Baggage | Price | ||
---|---|---|---|---|---|---|---|
Seattle-Tacoma Seoul Incheon | Outbound 09/19/25 1 Stopover (TPE) CI0021, CI0162 26h 25min | Return 09/29/25 1 Stopover (TPE) CI0163, CI0022 14h 45min | | ![]() | $812 | ||
Best option Seattle-Tacoma Seoul Incheon | Outbound 09/04/25 direct OZ0271 11h 40min | Return 09/28/25 direct OZ0272 10h 10min | | ![]() | $1,225 found 3 days ago | ||
Seattle-Tacoma Seoul Incheon | Outbound 07/25/25 1 Stopover (YYC) WS1551, WS0086 19h 40min | Return 08/17/25 3 Stopovers (NRT, SJC, LAS) 7C1101, ZG0030, NK1371, NK0781 47h 23min | | ![]() | $1,151 | ||
Seattle-Tacoma Seoul Incheon | Outbound 09/19/25 1 Stopover (TPE) CI0021, CI0162 26h 25min | Return 09/29/25 1 Stopover (TPE) CI0163, CI0022 14h 45min | | ![]() | $818 | ||
Seattle-Tacoma Seoul Incheon | Outbound 09/19/25 1 Stopover (TPE) CI0021, CI0160 18h 05min | Return 09/29/25 1 Stopover (TPE) CI0163, CI0022 14h 45min | | ![]() | $824 | ||
Seattle-Tacoma Seoul Incheon | Outbound 09/19/25 1 Stopover (TPE) CI0021, CI0162 26h 25min | Return 09/29/25 1 Stopover (TPE) CI0163, CI0022 14h 45min | | ![]() | ? | $835 | |
Seattle-Tacoma Seoul Incheon | Outbound 09/04/25 1 Stopover (TPE) BR0025, BR0170 17h 30min | Return 09/28/25 1 Stopover (TPE) BR0159, BR0026 15h 45min | | ![]() | ? | $939 found 3 days ago | |
Seattle-Tacoma Seoul Incheon | Outbound 09/04/25 1 Stopover (TPE) BR0025, BR0170 17h 30min | Return 09/28/25 1 Stopover (TPE) BR0159, BR0026 15h 45min | | ![]() | ? | $942 found 3 days ago | |
Seattle-Tacoma Seoul Incheon | Outbound 09/19/25 2 Stopovers (YEG, YYC) WS3711, WS0244, WS0086 61h 30min | Return 09/29/25 1 Stopover (TPE) BR0159, BR0026 15h 45min | | ![]() | ? | $957 | |
Seattle-Tacoma Seoul Incheon | Outbound 09/19/25 1 Stopover (TPE) CI0021, CI0162 26h 25min | Return 09/29/25 1 Stopover (TPE) CI0163, CI0022 14h 45min | | ![]() | ? | $972 |
Stops
- Direct flight
Airline
- EVA Airways
- China Airlines
- Westjet
- Turkish Airlines
- Air Canada
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 | $811.68 |
---|---|
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 Washington DC - Seoul Incheon from $1,007
- Flight San Francisco - Seoul Incheon from $612
- Flight Atlanta - Seoul Incheon from $853
- Flight New York - Seoul Incheon from $881
- Flight Los Angeles - Seoul Incheon from $731
- Flight Washington DC - Seoul Incheon from $1,198
- Flight Baltimore - Seoul Incheon from $1,023
- Flight Detroit - Seoul Incheon from $1,013
Flight destinations with a similar price
- Flight Seoul Incheon - Kuala Lumpur from $124
- Flight Seoul Incheon - Manila from $114
- Flight Seoul Incheon - Tokyo Narita from $147
- Flight Seoul Incheon - Cebu from $131
- Flight Seoul Incheon - Hong Kong from $125
- Flight Seoul Incheon - Luzon Clark from $202
- Flight Seoul Incheon - Munich from $722
Flight destinations with a similar price
- Flight Seattle-Tacoma - Long Beach from $788
- Flight Seattle-Tacoma - Luzon Clark from $792
- Flight Seattle-Tacoma - Nairobi from $823