Cheap Flights from Seattle, WA to Seoul from $427
On Cheapflightsplus.com you will find 6 direct and 995 connecting flights from Seattle to Seoul. You can compare airfare deals from 22 airlines and multiple travel sites from $427, book and save on cheap plane tickets and last minute offers. Also check out SEA-SEL flight schedule to find best flight time, convenient departure and arrival airports.
Flight Information
Below we will explain in detail what the flights cost on the destination from Seattle to Seoul depends on and how to choose the most interesting flight option for you.
Distance between Seattle and Seoul is 8336 miles. Time difference between the cities is 5h. Airplanes depart 01:10 to 23:59 from 3 Seattle airports and arrive 01:10 to 23:59 to 3 Seoul airports. Average flight time is 11h 25m.
- The fastest flight 11h 20m
- Average flight time 11h 25m
- The earliest flight 01:10
- The latest flight 23:59
- Distance 5180 ml
Best Flights from Seattle to Seoul Today
Price | Departure | Arrival | Flight Duration | Airline | Flight |
---|---|---|---|---|---|
from $537 | 15:10 Seattle Seattle-Tacoma Intl | 18:35+1 день Seoul Incheon International | 11h 25m | Hawaiian Airlines | HA871 |
from $542 | 15:10 Seattle Seattle-Tacoma Intl | 18:35+1 день Seoul Incheon International | 11h 25m | Alaska Airlines | AS8471 |
from $595 | 14:30 Seattle Seattle-Tacoma Intl | 17:55+1 день Seoul Incheon International | 11h 25m | Asiana Airlines | OZ271 |
from $436 | 21:40 Seattle Seattle-Tacoma Intl | 20:30+2 дня Seoul Incheon International | 30h 50m layover 15h 31m - San Francisco | Hawaiian Airlines | HA6897 YP112 |
from $444 | 13:35 Seattle Seattle-Tacoma Intl | 20:30+2 дня Seoul Incheon International | 38h 55m layover 23h 42m - San Francisco | Alaska Airlines | AS1132 YP112 |
from $427 | 05:30 Seattle Seattle-Tacoma Intl | 01:40+2 дня Seoul Incheon International | 28h 10m layover 4h 42m - Vancouver 5h 0m - Hong Kong | Air Canada | AC8801 AC7 UO614 |
from $447 | 05:25 Seattle Seattle-Tacoma Intl | 20:30+1 день Seoul Incheon International | 23h 5m layover 0h 40m - Portland 6h 42m - San Francisco | Hawaiian Airlines | HA6833 HA6368 YP112 |
The cheapest months to travel to Seoul are august (from 427 $), september (from 436 $), july (from 442 $).
The most expensive months are december (from 1 232 $), october (from 662 $), february (from 629 $).
What is the lowest airfare Seattle to Seoul?
The cheapest plane ticket found by our users is $427. This airfare is for economy class on one-way AC8801 flight by Air Canada for August 7, 2025 which leaves Seattle-Tacoma Intl in Seattle at 05:30 am and arrives at Seoul Incheon International at 01:40.
Flight Schedule Seattle (Washington) to Seoul
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Popular Airlines on the Route
The flight Seattle — Seoul is served by 22 regular airlines and 5 low-cost airlines. Most of the flights on this route are operated by Qatar Airways - 2 departures per week at the price of from $ 835 . And the most expensive tickets are offered by United Airlines airline - from $ 6372.
Direct flights
There are 6 nonstop flights on the route. The fastest direct flight is KE42 by Korean Air takes 11h 20m and the cheapest is AC8801 by Air Canada for $537.
- AS - Alaska Airlinesfrom $542Find
- HA - Hawaiian Airlinesfrom $537Find
- KE - Korean Airfrom $612Find
- OZ - Asiana Airlinesfrom $595Find
- UA - United Airlinesfrom $6372Find
Connecting Flights
There are 995 flights with layovers on the route. The fastest connecting flight is AC8803 by Air Canada takes 14h 5m and the cheapest is AC8801 by Air Canada for $427.
- QR - Qatar Airwaysfrom $835Find
- AC - Air Canadafrom $427Find
- PR - Philippine Airlinesfrom $602Find
- JL - Japan Airlines - JALfrom $611Find
- CI - China Airlinesfrom $549Find
- SY - Sun Country Airlinesfrom $621Find
- OZ - Asiana Airlinesfrom $793Find
- UA - United Airlinesfrom $707Find
- HU - Hainan Airlinesfrom $526Find
- JX - Jambojetfrom $543Find
- BR - EVA Airways Corporationfrom $563Find
- AS - Alaska Airlinesfrom $444Find
Airports
You can fly from Seattle to Seoul from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).
Seattle airports
- Boeing Field International Airport-BFIFind
- Seattle-Tacoma Intl-SEAfrom $427Find
- Kenmore Air Harbor SPB-LKEFind
Seoul airports
- Incheon International-ICNFind
- Gimpo International-GMPFind
- Seoul AB-SSNFind
Airplanes
There are flights to Seoul from Seattle by 22 airlines that use 1 aircraft brands. They range from huge modern airplanes to small-sized.
- Boeing 737-100/200from $866Find
Top Domestic Destinations from Seattle
You may also consider searching for discounted plane tickets to some other popular places from Seattle within United States.
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Top International Destinations from Seattle
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
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How to book a plane ticket yourself?

- Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
- Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
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- Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
- That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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