Enjoy lie-flat seats in Prestige class with 75” pitch on Boeing 787, 777, and 747 models.
Economy class offers a spacious 33”-34” pitch, surpassing many competitors like Delta's 30”-31”.
Round-trip from | $781 (Mytrip) |
---|---|
One-way from | $293 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,042 |
Good round-trip deal | $686 or less |
Good one-way deal | $372 or less |
Fly from
Fly to
Route
Depart
Return
Price
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Mon 9/29
3:55 pm-11:15 am
1 stop27h 20m
Incheon Intl
Mon 11/24
8:05 pm-1:20 pm
Nonstop10h 15m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Fri 11/21
10:05 am-5:10 pm
1 stop14h 05m
Incheon Intl
Wed 11/26
6:55 pm-2:31 pm
1 stop12h 36m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Sun 10/19
12:15 pm-4:30 pm
Nonstop12h 15m
Incheon Intl
Fri 10/31
8:05 pm-2:20 pm
Nonstop10h 15m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Tue 9/23
12:50 pm-4:40 pm
Nonstop11h 50m
Incheon Intl
Sat 11/1
4:10 pm-10:00 am
Nonstop9h 50m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Tue 10/21
7:44 am-7:00 pm
1 stop19h 16m
Incheon Intl
Fri 10/24
8:35 pm-2:35 pm
Nonstop10h 00m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Sun 11/9
8:00 am-7:25 pm
1 stop18h 25m
Incheon Intl
Sat 11/15
8:35 pm-1:55 pm
Nonstop10h 20m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Sat 10/4
7:20 am-5:20 pm
1 stop18h 00m
Incheon Intl
Sat 10/11
4:40 pm-10:40 am
Nonstop10h 00m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Wed 10/1
7:20 am-5:20 pm
1 stop18h 00m
Incheon Intl
Wed 11/19
4:10 pm-9:00 am
Nonstop9h 50m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Wed 11/5
1:45 pm-6:35 pm
Nonstop11h 50m
Incheon Intl
Mon 11/17
9:25 pm-5:35 am
1 stop25h 10m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Mon 12/1
11:30 am-4:30 pm
Nonstop12h 00m
Incheon Intl
Sat 12/6
8:05 pm-1:20 pm
Nonstop10h 15m
The price you pay for your flight from Seattle to Incheon Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 20 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, February is the cheapest month in which you can book a flight from Seattle to Incheon Intl Airport (average of $990). Flying from Seattle to Incheon Intl Airport in December is currently the most expensive (average of $1,633). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Seattle to Incheon Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 49% versus a flight in the afternoon.
Travelers seeking maximum savings on their Seattle to Incheon Intl Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Vancouver (YVR) – chosen by Cheapflights users on 75% of 1-stop itineraries from Seattle to Incheon Intl Airport on Cheapflights.
Flights via Honolulu (HNL) have the shortest average one-way travel time for 1-stop routes: 19h 25m.
Flights via Honolulu (HNL) have the shortest average one-way travel time for 1-stop routes: 19h 25m.
Flights via Honolulu (HNL) offer the fastest connection on this route, with an average layover time of 2h 33m.
Overall
Entertainment
Boarding
Comfort
Crew
Food
Reviews
Chris,Mar 2025
SEA - ICN
Overall
Entertainment
Boarding
Comfort
Crew
Food
Reviews
Chris,Mar 2025
SEA - ICN
Overall
Entertainment
Boarding
Comfort
Crew
Food
Reviews
Chris,Mar 2025
SEA - ICN
Overall
Entertainment
Boarding
Comfort
Crew
Food
Reviews
Chris,Mar 2025
SEA - ICN
Overall
Entertainment
Boarding
Comfort
Crew
Food
Reviews
Chris,Mar 2025
SEA - ICN
Overall
Entertainment
Boarding
Comfort
Crew
Food
Reviews
Chris,Mar 2025
SEA - ICN
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