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 | $921 (Mytrip) |
---|---|
One-way from | $400 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,569 |
Good round-trip deal | $786 or less |
Good one-way deal | $454 or less |
Fly from
Fly to
Route
Depart
Return
Price
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Mon 9/15
5:30 am-4:30 am
3 stops31h 00m
Incheon Intl
Mon 9/22
2:50 pm-6:36 pm
2 stops19h 46m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Tue 9/16
1:10 am-7:35 pm
1 stop26h 25m
Incheon Intl
Sat 9/27
8:35 pm-7:20 pm
1 stop14h 45m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Fri 8/22
7:10 am-11:55 am
2 stops36h 45m
Incheon Intl
Tue 9/2
4:20 pm-4:54 pm
2 stops40h 34m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Sat 10/18
2:55 pm-4:05 pm
1 stop33h 10m
Incheon Intl
Thu 10/30
5:50 pm-2:26 pm
1 stop12h 36m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Fri 9/26
12:50 pm-4:40 pm
Nonstop11h 50m
Incheon Intl
Fri 10/24
4:40 pm-10:40 am
Nonstop10h 00m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Mon 10/20
2:15 pm-5:55 pm
Nonstop11h 40m
Incheon Intl
Sat 11/1
9:00 pm-2:55 pm
Nonstop9h 55m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Wed 9/24
1:30 am-11:00 am
1 stop17h 30m
Incheon Intl
Thu 10/16
12:00 pm-6:50 pm
1 stop22h 50m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Sun 9/7
11:40 am-2:05 pm
2 stops34h 25m
Incheon Intl
Sun 9/14
8:05 pm-7:06 pm
2 stops39h 01m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Sat 10/18
12:25 pm-4:30 pm
Nonstop12h 05m
Incheon Intl
Fri 10/31
8:05 pm-2:20 pm
Nonstop10h 15m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Tue 10/14
5:54 pm-3:30 pm
1 stop29h 36m
Incheon Intl
Tue 10/28
6:50 pm-9:19 pm
1 stop18h 29m
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 18 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 $1,000). Flying from Seattle to Incheon Intl Airport in December is currently the most expensive (average of $1,635). 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 40% 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.
The most flights from SEA to ICN are scheduled on a Monday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).
In terms of precipitation, rainfall in Incheon Intl Airport ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit Incheon Intl Airport when rainfall is around 0.8 in.
If weather is an important factor for your trip to Incheon Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).
Overall
Entertainment
Food
Boarding
Comfort
Crew
Reviews
Dale,May 2025
TPE - SFO
Overall
Entertainment
Food
Boarding
Comfort
Crew
Reviews
Dale,May 2025
TPE - SFO
Overall
Entertainment
Food
Boarding
Comfort
Crew
Reviews
Dale,May 2025
TPE - SFO
Overall
Entertainment
Food
Boarding
Comfort
Crew
Reviews
Dale,May 2025
TPE - SFO
Overall
Entertainment
Food
Boarding
Comfort
Crew
Reviews
Dale,May 2025
TPE - SFO
Overall
Entertainment
Food
Boarding
Comfort
Crew
Reviews
Dale,May 2025
TPE - SFO
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