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  1. Flights
  2. South Korea
  3. Seoul
  4. Seattle, WA - Seoul

Cheap Flights from Seattle, WA (SEA) to Seoul (SEL)

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Discover the cheapest flights from Seattle, WA to Seoul
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Sat, Jul 25 - Sun, Jul 26
Asiana Airlines
Asiana AirlinesDirect
SEA - SEL
Asiana Airlines
Asiana AirlinesDirect
SEL - SEA
904$
889$
Prime price per passenger
Mon, Jul 13 - Tue, Jul 14
Asiana Airlines
Asiana AirlinesDirect
SEA - SEL
Asiana Airlines
Asiana AirlinesDirect
SEL - SEA
919$
903$
Prime price per passenger
Fri, Aug 21 - Thu, Aug 27
Asiana Airlines
Asiana AirlinesDirect
SEA - SEL
Asiana Airlines
Asiana AirlinesDirect
SEL - SEA
1182$
Prime price per passenger
Wed, Aug 12 - Mon, Aug 17
Asiana Airlines
Asiana AirlinesDirect
SEA - SEL
Asiana Airlines
Asiana AirlinesDirect
SEL - SEA
1190$
1184$
Prime price per passenger
Fri, Jun 26 - Sat, Jun 27
Korean Air
Korean AirDirect
SEA - SEL
Alaska Airlines
Alaska AirlinesDirect
SEL - SEA
1272$
1253$
Prime price per passenger
Wed, Aug 5
Westjet
Westjet1 stop
SEA - SEL
402$
377$
Prime price per passenger
Sun, Aug 9
Westjet
Westjet1 stop
SEA - SEL
396$
384$
Prime price per passenger
Sat, Aug 22
Westjet
Westjet1 stop
SEA - SEL
396$
384$
Prime price per passenger
Sat, Jul 11
Alaska Airlines
Alaska Airlines1 stop
SEA - SEL
566$
537$
Prime price per passenger
Mon, Jul 13
Westjet
Westjet1 stop
SEA - SEL
621$
582$
Prime price per passenger
Sun, Jun 21
Alaska Airlines
Alaska Airlines1 stop
SEA - SEL
814$
790$
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Seattle, WA to Seoul

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available in the middle of July. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
Filter by
week: Jul 20 - Jul 26
Flights from just $762
$945
$919
$1,012
$912
$781
$818
$762
$802
$807
$938
$803
$951
JuneJulyAugust
Flying Time12 h and 48 mWhen flying from Seattle, WA to Seoul, this can take around 12 h and 48 m in flying time, however this flight duration can vary due to other factors
Cheapest flight$377The best price for flights from Seattle, WA to Seoul offered by eDreams, which have been found by our customers in the last 3 days
Origin airportSeattle-Tacoma International AirportWhen flying from Seattle, WA to Seoul
Destination airportsIncheon International Airport, Gimpo InternationalWhen traveling from Seattle, WA to Seoul
Peak seasonMarchMarch is the busiest time to fly from Seattle, WA to Seoul according to search data results from our customers
Airlines operating this routeAsiana Airlines, Alaska Airlines, Korean AirAirline(s) that fly from Seattle, WA to Seoul
One-way average Price$1061A flight from Seattle, WA to Seoul at eDreams will cost around $1061, this being based on prices of the previous 6 months of data
Best time to bookJuneNovember is one of the most frequent times to fly to Seoul from Seattle, WA according to real data from our customers
Exchange rate
1 USD = 1547.08 KRW
1 KRW = 0 USD
Last revised on Thu, 06/4
Distance: 5171 miles
Seattle, WA airports
Seattle All Airports (SEA)How far from city center: 11 miles
Seoul airports
Incheon Intl (ICN)How far from city center: 35 miles
Gimpo International (GMP)How far from city center: 11 miles

Are you planning to travel to Seoul for vacations, business or family visits? eDreams offers you the cheapest flights and best deals departing from Seattle, WA. With our fast search engine you will get a large selection of airfares from standard and low cost airlines worldwide and easily book your tickets for this route. If you are flexible we help you identify the cheapest day to fly to Seoul and if you need to leave soon you can check our most convenient last minute fares. Read all the useful information about your next destination and proceed to the reservation, indicating your flight dates and completing your travel booking with hotels and car rental!

Frequently asked questions about flights from Seattle, WA to Seoul

On average, how much is the price of a flight from Seattle, WA to Seoul?
When you fly from Seattle, WA to Seoul the average price is $1061. However, this price depends on many other factors such as seasonality or how far in advance the route has been booked.
For flights from Seattle, WA to Seoul, how can I find the cheapest price?
The cheapest price for a flight from Seattle, WA to Seoul is $377. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.
When booking, when is the best time to get the best prices for flights from Seattle, WA to Seoul?
The most popular months to book a trip from Seattle, WA to Seoul are November, December and October, based on the searches of our customers.
When is the best time to travel from Seattle, WA to Seoul?
The best time of the year to visit Seoul depends on lots of personal preferences, especially the price. Regarding popularity, June is the best month to fly to Seoul from Seattle, WA in terms of searches from our customers, followed by February and August. If you prefer to avoid the busy season and get away from the crowds September, January and December are the months with fewer searches for Seattle, WA - Seoul.
How long does the flight from Seattle, WA to Seoul take?
Flight length from Seattle, WA to Seoul is around 12 h and 48 m on average, at an average distance of 5,171.16 mi, for flights for the route (which may have 1 or more stops in other cities in between).
How is the weather in Seoul compared to Seattle, WA?
While in Seattle, WA the temperatures can reach an average of 64ºF ºC in summer, Seoul's temperatures can go up to 77ºF ºC during the hot season. In winter, however, weather indicators show around 32ºF ºC in Seoul, compared to the 42ºF ºC average degrees reported in Seattle, WA.

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