
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $838 (WhyPayMore) |
One-way from | $442 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $338 |
Good round-trip deal | $741 or less |
Good one-way deal | $406 or less |
Fly from
Fly to
Route
Depart
Return
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Wed 7/22
1:20 pm-4:40 pm
Nonstop11h 20m
Incheon Intl
Wed 9/9
4:40 pm-10:40 am
Nonstop10h 00m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Sun 5/10
7:08 am-3:00 pm
1 stop15h 52m
Incheon Intl
Sat 6/6
11:30 am-6:47 pm
1 stop23h 17m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Mon 7/6
8:45 am-4:20 am
1 stop27h 35m
Incheon Intl
Sun 7/12
4:50 pm-1:29 am
1 stop24h 39m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Mon 5/18
7:08 am-3:00 pm
1 stop15h 52m
Incheon Intl
Wed 6/10
11:30 am-8:53 pm
1 stop25h 23m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Sun 8/30
1:20 pm-4:40 pm
Nonstop11h 20m
Incheon Intl
Sat 9/12
7:00 pm-1:37 pm
Nonstop10h 37m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Sun 8/30
1:05 pm-4:50 pm
Nonstop11h 45m
Incheon Intl
Mon 9/14
7:00 pm-1:37 pm
Nonstop10h 37m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Wed 7/29
7:20 am-5:20 pm
1 stop18h 00m
Incheon Intl
Mon 9/21
7:00 pm-1:37 pm
Nonstop10h 37m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Sun 7/12
1:05 pm-4:50 pm
Nonstop11h 45m
Incheon Intl
Sat 9/5
7:00 pm-1:37 pm
Nonstop10h 37m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Sat 7/11
5:00 am-4:20 am
2 stops31h 20m
Incheon Intl
Thu 7/23
4:50 pm-8:00 am
2 stops31h 10m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Wed 9/30
7:20 am-5:20 pm
1 stop18h 00m
Incheon Intl
Fri 10/9
7:00 pm-1:14 pm
Nonstop10h 14m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
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 68 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, April is the cheapest month in which you can book a flight from Seattle to Incheon Intl Airport (average of $338). Flying from Seattle to Incheon Intl Airport in December is currently the most expensive (average of $1,356). 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 27% versus a flight in the afternoon.
About 32% of weekly flights between Seattle and Incheon have experienced delays in the past year, with the average delay time being 168 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Delta have had the lowest number of delays on this route, with just 19% of flights being delayed.
Crew
Entertainment
Food
Boarding
Overall
Comfort
Reviews
Chris,Mar 2025
SEA - ICN
Crew
Entertainment
Food
Boarding
Overall
Comfort
Reviews
Chris,Mar 2025
SEA - ICN
Crew
Entertainment
Food
Boarding
Overall
Comfort
Reviews
Chris,Mar 2025
SEA - ICN
Crew
Entertainment
Food
Boarding
Overall
Comfort
Reviews
Chris,Mar 2025
SEA - ICN
Crew
Entertainment
Food
Boarding
Overall
Comfort
Reviews
Chris,Mar 2025
SEA - ICN
Crew
Entertainment
Food
Boarding
Overall
Comfort
Reviews
Chris,Mar 2025
SEA - ICN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$282 | Average$829 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$335 | Average$338 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$518 | Average$885 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$524 | Average$809 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$690 | Average$884 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$822 | Average$986 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$840 | Average$966 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$897 | Average$1,302 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$1,019 | Average$1,102 | FlexibilityNo cancel fee | On-time74% |