
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $881 (Booking.com) |
One-way from | $363 (oojo) |
Popular in | December |
Cheapest in | April |
Average price | $1,059 |
Good round-trip deal | $873 or less |
Good one-way deal | $536 or less |
Fly from
Fly to
Route
Depart
Return
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Mon 7/27
7:15 am-5:50 pm
1 stop18h 35m
Incheon Intl
Sun 8/9
7:00 pm-1:37 pm
Nonstop10h 37m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Wed 7/15
4:30 pm-7:05 pm
1 stop34h 35m
Incheon Intl
Wed 7/29
7:00 pm-1:41 pm
Nonstop10h 41m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Mon 7/27
1:05 pm-4:50 pm
Nonstop11h 45m
Incheon Intl
Wed 8/12
7:00 pm-1:37 pm
Nonstop10h 37m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Fri 11/27
4:05 pm-5:15 pm
1 stop32h 10m
Incheon Intl
Fri 12/11
12:20 am-9:07 pm
2 stops37h 47m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Fri 7/31
1:05 pm-4:50 pm
Nonstop11h 45m
Incheon Intl
Fri 8/21
9:00 pm-9:59 pm
1 stop16h 59m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Mon 7/6
4:20 pm-4:40 am
1 stop20h 20m
Incheon Intl
Sun 7/19
4:40 pm-11:00 am
Nonstop10h 20m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Fri 7/10
1:05 pm-4:50 pm
Nonstop11h 45m
Incheon Intl
Fri 7/24
7:00 pm-1:41 pm
Nonstop10h 41m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Wed 7/15
2:33 pm-4:20 am
2 stops21h 47m
Incheon Intl
Fri 7/17
4:50 pm-9:59 pm
2 stops21h 09m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Thu 10/1
7:10 pm-12:25 am
2 stops37h 15m
Incheon Intl
Sun 11/1
1:45 pm-7:12 am
2 stops33h 27m
SeattleIncheon
SEA - ICN
SEAICN
Seattle/Tacoma Intl
Sat 8/29
10:40 am-5:05 pm
2 stops38h 25m
Incheon Intl
Fri 9/25
1:20 am-8:32 pm
2 stops35h 12m
| 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 Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | 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 at noon, which can drop the price by up to 30% versus a flight in the afternoon.
About 31% of weekly flights between Seattle and Incheon have experienced delays in the past year, with the average delay time being 166 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 Wednesday 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 20% of flights being delayed.
Boarding
Comfort
Food
Entertainment
Overall
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Comfort
Food
Entertainment
Overall
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Comfort
Food
Entertainment
Overall
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Comfort
Food
Entertainment
Overall
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Comfort
Food
Entertainment
Overall
Crew
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Comfort
Food
Entertainment
Overall
Crew
Reviews
Chris,Mar 2025
SEA - ICN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$160 | Average$829 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$335 | Average$338 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$524 | Average$799 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$797 | Average$882 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$838 | Average$995 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$843 | Average$998 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,019 | Average$1,102 | FlexibilityNo cancel fee | On-time74% |