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Cheap flights from Seattle to Seoul from $609

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Seoul departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Easily compare round-trip flights from Seattle to Seoul

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Seoul by changing tabs
EVA Air
Sep 19
SEA1:30 amSeattle/Tacoma Intl
19h 20m
1 stop
GMP12:50 pmSeoul Gimpo Intl
Sep 28
GMP1:50 pmSeoul Gimpo Intl
21h 40m
1 stop
SEA7:30 pmSeattle/Tacoma Intl
Turkish Airlines
Apr 26
SEA6:40 pmSeattle/Tacoma Intl
31h 00m
1 stop
ICN5:40 pmIncheon Intl
May 7
ICN11:20 pmIncheon Intl
33h 25m
1 stop
SEA4:45 pmSeattle/Tacoma Intl
Multiple Airlines
May 21
SEA1:30 pmSeattle/Tacoma Intl
15h 10m
1 stop
ICN8:40 pmIncheon Intl
May 27
ICN5:30 pmIncheon Intl
35h 27m
2 stops
SEA12:57 pmSeattle/Tacoma Intl
Hawaiian Airlines
May 3
SEA7:40 amSeattle/Tacoma Intl
19h 20m
1 stop
ICN7:00 pmIncheon Intl
May 13
ICN9:25 pmIncheon Intl
16h 55m
1 stop
SEA10:20 pmSeattle/Tacoma Intl
Asiana Airlines
May 8
SEA2:20 pmSeattle/Tacoma Intl
11h 25m
ICN5:45 pmIncheon Intl
May 19
ICN6:15 pmIncheon Intl
10h 30m
SEA12:45 pmSeattle/Tacoma Intl
Japan Airlines
Sep 3
SEA1:30 pmSeattle/Tacoma Intl
16h 30m
1 stop
GMP10:00 pmSeoul Gimpo Intl
Oct 27
GMP7:50 amSeoul Gimpo Intl
22h 45m
2 stops
SEA2:35 pmSeattle/Tacoma Intl

Find the cheapest one-way flights from Seattle to Seoul

If you're looking for one-way flights from Seattle to Seoul, view some of our deals below provided by Asiana Airlines, EVA Air and Hawaiian Airlines
EVA Air
Sep 16
SEA1:30 amSeattle/Tacoma Intl
25h 45m
1 stop
GMP7:15 pmSeoul Gimpo Intl
Hawaiian Airlines
Apr 30
SEA7:35 amSeattle/Tacoma Intl
19h 25m
1 stop
ICN7:00 pmIncheon Intl
Multiple Airlines
Sep 17
SEA8:59 amSeattle/Tacoma Intl
34h 06m
2 stops
GMP11:05 amSeoul Gimpo Intl

Search last-minute flights to Seoul from Seattle

Find and compare round-trip flight prices for your last-minute flight from Seattle to Seoul
Hawaiian Airlines
Apr 28
SEA7:35 amSeattle/Tacoma Intl
19h 25m
1 stop
ICN7:00 pmIncheon Intl
May 5
ICN9:25 pmIncheon Intl
16h 55m
1 stop
SEA10:20 pmSeattle/Tacoma Intl
Multiple Airlines
May 3
SEA6:00 pmSeattle/Tacoma Intl
26h 35m
2 stops
ICN12:35 pmIncheon Intl
May 27
ICN3:10 pmIncheon Intl
33h 05m
2 stops
SEA8:15 amSeattle/Tacoma Intl
Turkish Airlines
May 3
SEA6:40 pmSeattle/Tacoma Intl
31h 00m
1 stop
ICN5:40 pmIncheon Intl
May 27
ICN11:20 pmIncheon Intl
33h 25m
1 stop
SEA4:45 pmSeattle/Tacoma Intl
Air Canada
Apr 29
SEA7:05 pmSeattle/Tacoma Intl
29h 00m
1 stop
ICN4:05 pmIncheon Intl
Dec 29
ICN6:45 pmIncheon Intl
20h 11m
1 stop
SEA9:56 pmSeattle/Tacoma Intl
Asiana Airlines
Apr 29
SEA2:20 pmSeattle/Tacoma Intl
11h 25m
ICN5:45 pmIncheon Intl
Dec 29
ICN6:15 pmIncheon Intl
9h 45m
SEA11:00 amSeattle/Tacoma Intl
ANA
May 1
SEA4:40 pmSeattle/Tacoma Intl
33h 55m
1 stop
GMP6:35 pmSeoul Gimpo Intl
May 27
GMP7:55 pmSeoul Gimpo Intl
34h 30m
1 stop
SEA2:25 pmSeattle/Tacoma Intl

Best airlines flying from Seattle to Seoul

Compare and see reviews for airlines that fly from Seattle to Seoul with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $692Free CancellationRating
7.9
2,332 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $714Free CancellationRating
7.4
11,289 reviews
Search United Airlines flights
China AirlinesPriceFrom $856Free CancellationRating
8.2
966 reviews
Search China Airlines flights
FinnairPriceFrom $954Free CancellationRating
7.7
1,387 reviews
Search Finnair flights
DeltaPriceFrom $965Free CancellationRating
8.0
11,028 reviews
Search Delta flights
Turkish AirlinesPriceFrom $972Free CancellationRating
7.4
3,693 reviews
Search Turkish Airlines flights
Air CanadaPriceFrom $984Free CancellationRating
7.0
6,858 reviews
Search Air Canada flights
EVA AirPriceFrom $1,099Free CancellationRating
8.3
1,557 reviews
Search EVA Air flights
Asiana AirlinesPriceFrom $1,152Free CancellationRating
8.3
603 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $1,231Free CancellationRating
8.5
1,194 reviews
Search Korean Air flights
  • Korean Air Flights From Seattle to Seoul

    Korean Air operates around 15 flights from Seattle to Seoul every week. The average price of these flights found in the last 72 hours has been $1,384, but momondo users have found Korean Air deals from Seattle to Seoul from as low as $1,231 round-trip. Korean Air has been scored 8.5/10 in 1,194 reviews.

  • Asiana Airlines Flights From Seattle to Seoul

    Asiana Airlines (8.3/10 from 603 reviews) operates around 3 flights from Seattle to Seoul in any given week. The average Asiana Airlines airfare for this route is around $1,352, with deals from around $1,152 rare but found on momondo. Referenced prices are for round-trip Seattle to Seoul flight searches in the last 72 hours.


Turkish Airlines flights from Seattle to Seoul

Our best Turkish Airlines deals on Seattle to Seoul flight tickets
Turkish Airlines
Apr 26
SEA6:40 pmSeattle/Tacoma Intl
31h 00m
1 stop
ICN5:40 pmIncheon Intl
May 7
ICN11:20 pmIncheon Intl
33h 25m
1 stop
SEA4:45 pmSeattle/Tacoma Intl
Turkish Airlines
Apr 27
SEA6:40 pmSeattle/Tacoma Intl
31h 00m
1 stop
ICN5:40 pmIncheon Intl
May 5
ICN11:20 pmIncheon Intl
33h 25m
1 stop
SEA4:45 pmSeattle/Tacoma Intl
Turkish Airlines
May 13
SEA6:40 pmSeattle/Tacoma Intl
31h 00m
1 stop
ICN5:40 pmIncheon Intl
Jun 6
ICN11:20 pmIncheon Intl
33h 25m
1 stop
SEA4:45 pmSeattle/Tacoma Intl

Hawaiian Airlines flights from Seattle to Seoul

Our best Hawaiian Airlines deals on Seattle to Seoul flight tickets
Hawaiian Airlines
Apr 28
SEA7:35 amSeattle/Tacoma Intl
19h 25m
1 stop
ICN7:00 pmIncheon Intl
May 5
ICN9:25 pmIncheon Intl
16h 55m
1 stop
SEA10:20 pmSeattle/Tacoma Intl
Hawaiian Airlines
May 3
SEA7:40 amSeattle/Tacoma Intl
19h 20m
1 stop
ICN7:00 pmIncheon Intl
May 13
ICN9:25 pmIncheon Intl
16h 55m
1 stop
SEA10:20 pmSeattle/Tacoma Intl

How to get the cheapest flight ticket from Seattle to Seoul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Seattle to Seoul?

April. The cheapest time of year to fly to Seoul from Seattle is April. Most expensive is December

What is the cheapest day to depart Seattle for Seoul?

Monday. The cheapest day of the week is typically Monday. The most expensive is typically Saturday

When is the cheapest time to fly from Seattle to Seoul?

In the afternoon. Seattle to Seoul flights are approximately 8% more expensive at noon than in the afternoon

What is the cheapest airline that flies to Seoul from Seattle?

China Airlines. Air Canada, Asiana Airlines, and China Airlines are the most popular carriers operating from Seattle to Seoul

What is the cheapest Seattle to Seoul flight route?

Seattle/Tacoma Intl - Incheon Intl. Fly from Seattle/Tacoma Intl to Incheon Intl for the best Seattle - Seoul flight prices

How far in advance should you book Seattle to Seoul flights?

17 days before. The cheapest time to buy a flight from Seattle to Seoul is approximately 17 days to departure

How many flights depart from Seattle to Seoul on average per day?

As of April 2024, 6 flights take off from Seattle and land in Seoul each day. The most common flight departure time for this route is 12:00PM, with 74% of daily flights taking off in the afternoon.

How many flights depart from Seattle to Seoul on average per week?

44 flights are operational weekly from Seattle to Seoul as of April 2024. The most popular departure day for this route is Monday, with 18% of flights per week taking off on this day.

What cabin class options are available on Seattle to Seoul flights?

There are 3 cabin classes available to choose from on Seattle to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Seoul flights?

You could potentially save up to 25% on your flight if you consider stops on a Seattle to Seoul flight.

Cheap Seattle to Seoul (SEA to SEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Seoul

Best Price Found

$609

Fastest flight time

11h 25m

Direct flights

Every day

Airports in Seoul

2 airports
The best one-way flight to Seoul from Seattle in the past 72 hours is $609. The best round-trip flight deal from Seattle to Seoul found on momondo in the last 72 hours is $1,109.
The fastest flight from Seattle to Seoul takes 11h 25m
Direct flights go from Seattle to Seoul every day.
There are 2 airports near Seoul: Incheon Intl (ICN), Seoul Gimpo Intl (GMP)

  • How far is Seattle/Tacoma Intl to Seoul by plane?

    The distance between Seattle/Tacoma Intl and Seoul is about 5167.4 mi. By plane, this route typically takes 11h 25m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Seoul?

    Prices for flights from Seattle/Tacoma Intl Airport to Seoul are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Seoul?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Seoul?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Seoul.

  • What documentation or ID do you need to fly to Seoul?

    The travel and health documents you'll need for your trip to Seoul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seoul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Seoul?

Finding the right flight to Seoul from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seoul quick and easy, saving you time and money.

Can I find flights from Seattle to Seoul with flexible booking policies on momondo?

Yes. All flights to Seoul from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Seoul?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Seoul.

I’m not ready to book a flight from Seattle to Seoul right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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Find better results for your stay in South Korea

Fly into one of these airports located in Seoul
Airports listed have a maximum distance of 30.3 mi from Seoul