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Cheap flights from Seoul to Seattle from $331

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to Seattle departing on 9/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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Wed 5/29
Wed 6/5

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Easily compare round-trip flights from Seoul to Seattle

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 Seoul to Seattle by changing tabs
American Airlines
Sep 10
ICN5:25 pmIncheon Intl
19h 48m
1 stop
SEA9:13 pmSeattle/Tacoma Intl
Dec 3
SEA1:43 amSeattle/Tacoma Intl
21h 42m
1 stop
ICN4:25 pmIncheon Intl
Multiple Airlines
Sep 18
GMP7:40 amSeoul Gimpo Intl
22h 45m
1 stop
SEA2:25 pmSeattle/Tacoma Intl
Oct 1
SEA11:23 amSeattle/Tacoma Intl
31h 42m
2 stops
GMP11:05 amSeoul Gimpo Intl
ANA
Aug 26
GMP7:40 amSeoul Gimpo Intl
22h 45m
1 stop
SEA2:25 pmSeattle/Tacoma Intl
Aug 29
SEA1:10 pmSeattle/Tacoma Intl
29h 55m
2 stops
GMP11:05 amSeoul Gimpo Intl
Hawaiian Airlines
Sep 9
ICN9:25 pmIncheon Intl
16h 45m
1 stop
SEA10:10 pmSeattle/Tacoma Intl
Sep 15
SEA7:40 amSeattle/Tacoma Intl
19h 20m
1 stop
ICN7:00 pmIncheon Intl
United Airlines
Sep 9
ICN4:50 pmIncheon Intl
21h 32m
2 stops
SEA10:22 pmSeattle/Tacoma Intl
Sep 15
SEA4:43 pmSeattle/Tacoma Intl
30h 17m
2 stops
ICN3:00 pmIncheon Intl
Air Canada
Oct 3
ICN6:00 pmIncheon Intl
34h 30m
1 stop
SEA12:30 pmSeattle/Tacoma Intl
Oct 9
SEA3:10 pmSeattle/Tacoma Intl
32h 55m
1 stop
ICN4:05 pmIncheon Intl

Find the cheapest one-way flights from Seoul to Seattle

If you're looking for one-way flights from Seoul to Seattle, view some of our deals below provided by American Airlines, Asiana Airlines and Hawaiian Airlines
American Airlines
Sep 18
ICN5:25 pmIncheon Intl
21h 32m
1 stop
SEA10:57 pmSeattle/Tacoma Intl
Multiple Airlines
Jun 11
ICN4:05 pmIncheon Intl
32h 27m
3 stops
SEA8:32 amSeattle/Tacoma Intl
Hawaiian Airlines
Sep 18
ICN9:25 pmIncheon Intl
16h 45m
1 stop
SEA10:10 pmSeattle/Tacoma Intl

Search last-minute flights to Seattle from Seoul

Find and compare round-trip flight prices for your last-minute flight from Seoul to Seattle
American Airlines
Jun 4
ICN5:25 pmIncheon Intl
31h 05m
2 stops
SEA8:30 amSeattle/Tacoma Intl
Jun 10
SEA1:14 amSeattle/Tacoma Intl
22h 01m
1 stop
ICN3:15 pmIncheon Intl
EVA Air
Jun 5
ICN12:00 pmIncheon Intl
23h 30m
1 stop
SEA7:30 pmSeattle/Tacoma Intl
Sep 3
SEA1:30 amSeattle/Tacoma Intl
25h 15m
1 stop
ICN6:45 pmIncheon Intl
Korean Air
Jun 5
ICN7:20 pmIncheon Intl
10h 40m
SEA2:00 pmSeattle/Tacoma Intl
Sep 4
SEA1:00 pmSeattle/Tacoma Intl
11h 40m
ICN4:40 pmIncheon Intl
Multiple Airlines
Jun 5
ICN8:40 pmIncheon Intl
17h 46m
1 stop
SEA10:26 pmSeattle/Tacoma Intl
Jun 26
SEA7:00 amSeattle/Tacoma Intl
18h 35m
1 stop
ICN5:35 pmIncheon Intl
United Airlines
May 31
ICN11:30 amIncheon Intl
15h 10m
1 stop
SEA10:40 amSeattle/Tacoma Intl
Jun 5
SEA8:58 amSeattle/Tacoma Intl
27h 22m
2 stops
ICN4:20 amIncheon Intl
Delta
Jun 5
ICN8:00 pmIncheon Intl
18h 55m
1 stop
SEA10:55 pmSeattle/Tacoma Intl
Jun 24
SEA5:45 pmSeattle/Tacoma Intl
31h 35m
1 stop
ICN5:20 pmIncheon Intl

Asiana Airlines flights from Seoul to Seattle

Our best Asiana Airlines deals on Seoul to Seattle flight tickets
Asiana Airlines
Sep 19
ICN6:15 pmIncheon Intl
10h 30m
SEA12:45 pmSeattle/Tacoma Intl
Sep 30
SEA2:20 pmSeattle/Tacoma Intl
11h 25m
ICN5:45 pmIncheon Intl
Asiana Airlines
Sep 30
ICN6:15 pmIncheon Intl
10h 30m
SEA12:45 pmSeattle/Tacoma Intl
Oct 28
SEA1:50 pmSeattle/Tacoma Intl
12h 00m
ICN5:50 pmIncheon Intl
Asiana Airlines
Sep 18
ICN6:15 pmIncheon Intl
10h 30m
SEA12:45 pmSeattle/Tacoma Intl
Oct 1
SEA2:20 pmSeattle/Tacoma Intl
11h 25m
ICN5:45 pmIncheon Intl

American Airlines flights from Seoul to Seattle

Our best American Airlines deals on Seoul to Seattle flight tickets
American Airlines
Sep 10
ICN5:25 pmIncheon Intl
19h 48m
1 stop
SEA9:13 pmSeattle/Tacoma Intl
Dec 3
SEA1:43 amSeattle/Tacoma Intl
21h 42m
1 stop
ICN4:25 pmIncheon Intl
American Airlines
Sep 19
ICN5:25 pmIncheon Intl
19h 48m
1 stop
SEA9:13 pmSeattle/Tacoma Intl
Sep 30
SEA11:59 pmSeattle/Tacoma Intl
23h 16m
1 stop
ICN3:15 pmIncheon Intl
American Airlines
Sep 10
ICN5:25 pmIncheon Intl
21h 32m
1 stop
SEA10:57 pmSeattle/Tacoma Intl
Sep 25
SEA6:20 pmSeattle/Tacoma Intl
28h 55m
2 stops
ICN3:15 pmIncheon Intl

How to get the cheapest flight ticket from Seoul to Seattle

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 Seoul to Seattle?

February. The cheapest time of year to fly to Seattle from Seoul is February. Most expensive is August

What is the cheapest day to depart Seoul for Seattle?

Thursday. The cheapest day of the week is typically Thursday. The most expensive is typically Friday

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

In the morning. Seoul to Seattle flights are approximately 35% more expensive at noon than in the morning

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

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

What is the cheapest Seoul to Seattle flight route?

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

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

49 days before. The cheapest time to buy a flight from Seoul to Seattle is approximately 49 days to departure

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

As of May 2024, there are 6 flights per week flying from Seoul to Seattle. The most common time of day flights depart is 5:00PM, with 83% of flights taking off in the afternoon.

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

The number of flights available between Seoul and Seattle is 44 per week as of May 2024. The most frequent departure day is Monday, with 23% of weekly flights leaving on this day.

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

There are 3 cabin classes available to choose from on Seoul to Seattle 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 Seoul to Seattle flights?

You could potentially save up to 41% on your flight if you consider stops on a Seoul to Seattle flight.

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

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

Best Price Found

$331

Fastest flight time

9h 45m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sun

Airports in Seattle

1 airport
The best one-way flight to Seattle from Seoul in the past 72 hours is $331. The best round-trip flight deal from Seoul to Seattle found on momondo in the last 72 hours is $541.
The fastest flight from Seoul to Seattle takes 9h 45m
Direct flights go from Seoul to Seattle on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday. Airlines offering direct flights are: Korean Air and Asiana Airlines.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

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

    A flight from Seoul to Seattle/Tacoma Intl will travel around 5167.4 mi. By plane, this route typically takes 9h 45m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seoul to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Best airlines flying from Seoul to Seattle

Compare and see reviews for airlines that fly from Seoul to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $748Free CancellationRating
7.0
6,963 reviews
Search Air Canada flights
United AirlinesPriceFrom $841Free CancellationRating
7.4
10,845 reviews
Search United Airlines flights
ANAPriceFrom $906Free CancellationRating
8.4
917 reviews
Search ANA flights
Asiana AirlinesPriceFrom $998Free CancellationRating
8.3
575 reviews
Search Asiana Airlines flights
DeltaPriceFrom $1,023Free CancellationRating
8.0
10,561 reviews
Search Delta flights
Korean AirPriceFrom $1,034Free CancellationRating
8.5
1,161 reviews
Search Korean Air flights
Hawaiian AirlinesPriceFrom $1,081Free CancellationRating
8.0
2,298 reviews
Search Hawaiian Airlines flights
  • Korean Air Flights From Seoul to Seattle

    Korean Air operates around 15 flights from Seoul to Seattle every week. The average price of these flights found in the last 72 hours has been $1,341, but momondo users have found Korean Air deals from Seoul to Seattle from as low as $1,034 round-trip. Korean Air has been scored 8.5/10 in 1,161 reviews.

  • Asiana Airlines Flights From Seoul to Seattle

    Another popular option for Seoul to Seattle flights is Asiana Airlines (8.3/10, 575 ratings). Asiana Airlines flies from Seoul to Seattle around 3 times per week, with deals starting from $998 round-trip and rising to an average price of around $1,205.


Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seoul to Seattle for you.

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

momondo does allow users to show only those flights to Seattle from Seoul which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Seoul to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Seattle from Seoul are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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