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Cheap flights from Seattle to South Korea from $359

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 South Korea departing on 1/19. 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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Find the cheapest flights from Seattle to South Korea

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to South Korea that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to South Korea.

Cheap last minute flights

Planning a quick getaway from Seattle to South Korea? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to South Korea, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to South Korea

Find recent round-trip train or bus tickets from Seattle to South Korea.

All round-trip flight deals to South Korea

The cheapest plane tickets to South Korea found on KAYAK recently.
1:58 pm - 3:05 pmSEA-ICN
56h 07m2 stops
1:20 pm - 12:37 pmICN-SEA
16h 17m1 stop
sáb., ene. 25 - mar., feb. 11
1:58 pm - 2:05 pmSEA-ICN
55h 07m2 stops
1:20 pm - 12:37 pmICN-SEA
16h 17m1 stop
mié., ene. 22 - mié., ene. 29
2:00 pm - 5:45 pmSEA-ICN
11h 45mnonstop
6:15 pm - 12:35 pmICN-SEA
10h 20mnonstop
$895Asiana Airlines
Find Deal
mar., abr. 15 - mar., abr. 29
2:00 pm - 5:45 pmSEA-ICN
11h 45mnonstop
6:15 pm - 12:35 pmICN-SEA
10h 20mnonstop
$899Asiana Airlines
Find Deal
mar., abr. 8 - lun., abr. 14
3:55 pm - 5:20 amSEA-ICN
20h 25m1 stop
8:05 pm - 1:19 pmICN-SEA
10h 14mnonstop
$906Korean Air
Find Deal
mié., ene. 8 - mié., ene. 22
6:15 am - 5:20 pmSEA-ICN
19h 05m1 stop
7:20 pm - 1:35 pmICN-SEA
10h 15mnonstop
$922Korean Air
Find Deal
mar., abr. 15 - lun., may. 26
5:45 am - 3:15 pmSEA-ICN
16h 30m1 stop
4:55 pm - 2:30 pmICN-SEA
14h 35m1 stop
$965Air Canada
Find Deal
lun., ene. 27 - lun., feb. 10
7:05 pm - 3:15 pmSEA-ICN
27h 10m1 stop
5:45 pm - 6:28 pmICN-SEA
16h 43m1 stop
$967Air Canada
Find Deal
lun., ene. 20 - mié., abr. 23
10:41 am - 4:15 pmSEA-ICN
12h 34mnonstop
8:05 pm - 1:19 pmICN-SEA
10h 14mnonstop
$988Delta
Find Deal
mié., ene. 22 - jue., ene. 30
10:41 am - 4:15 pmSEA-ICN
12h 34mnonstop
8:05 pm - 2:40 pmICN-SEA
10h 35mnonstop
$1,025Delta
Find Deal
dom., ene. 26 - mar., mar. 18
1:55 pm - 1:20 pmSEA-ICN
54h 25m3 stops
dom., ene. 19
1:55 pm - 1:20 pmSEA-ICN
54h 25m3 stops
dom., ene. 19
5:45 am - 3:15 pmSEA-ICN
16h 30m1 stop
$449Air Canada
Find Deal
vie., mar. 7
12:45 pm - 5:50 pmSEA-ICN
12h 05mnonstop
$472Asiana Airlines
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mié., feb. 5
12:45 pm - 5:50 pmSEA-ICN
12h 05mnonstop
$488Asiana Airlines
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dom., feb. 16
12:50 pm - 4:30 pmSEA-ICN
11h 40mnonstop
$535Korean Air
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lun., may. 5
11:00 am - 3:55 pmSEA-ICN
11h 55mnonstop
$542Korean Air
Find Deal
lun., ene. 27
10:41 am - 4:15 pmSEA-ICN
12h 34mnonstop
$570Delta
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mié., ene. 15
5:45 am - 3:15 pmSEA-ICN
16h 30m1 stop
$604Air Canada
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vie., feb. 14
12:50 pm - 9:35 amSEA-PUS
28h 45m1 stop
$626Delta
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lun., mar. 31
12:55 am - 4:45 pmSEA-ICN
22h 50m1 stop
6:50 pm - 9:20 pmICN-SEA
19h 30m1 stop
$1,530American Airlines
Find Deal
lun., dic. 23 - mié., feb. 26
7:15 pm - 3:15 pmSEA-ICN
27h 00m1 stop
6:15 pm - 10:55 amICN-SEA
9h 40mnonstop
$1,632
Find Deal
sáb., dic. 21 - lun., dic. 23
7:00 pm - 6:20 pmSEA-ICN
30h 20m1 stop
12:10 am - 5:05 pmICN-SEA
33h 55m1 stop
$1,643Turkish Airlines
Find Deal
lun., dic. 23 - dom., dic. 29
7:00 am - 7:25 pmSEA-ICN
19h 25m1 stop
9:25 pm - 9:20 pmICN-SEA
16h 55m1 stop
$1,714Hawaiian Airlines
Find Deal
jue., dic. 19 - mié., feb. 26
7:00 pm - 9:05 amSEA-ICN
45h 05m1 stop
12:10 am - 5:05 pmICN-SEA
33h 55m1 stop
$1,803Turkish Airlines
Find Deal
dom., dic. 22 - dom., dic. 29
3:45 pm - 5:20 amSEA-ICN
20h 35m1 stop
4:10 pm - 9:00 amICN-SEA
9h 50mnonstop
$1,848Korean Air
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lun., dic. 23 - lun., dic. 30
5:49 pm - 7:25 pmSEA-ICN
32h 36m1 stop
9:25 pm - 5:10 amICN-SEA
24h 45m1 stop
$1,858Hawaiian Airlines
Find Deal
sáb., dic. 21 - sáb., dic. 28
10:40 am - 4:15 pmSEA-ICN
12h 35mnonstop
4:10 pm - 9:00 amICN-SEA
9h 50mnonstop
$1,890Delta
Find Deal
dom., dic. 22 - lun., dic. 30
10:40 am - 4:15 pmSEA-ICN
12h 35mnonstop
9:55 am - 9:03 amICN-SEA
16h 08m1 stop
$1,911Delta
Find Deal
dom., dic. 22 - lun., dic. 30
10:40 am - 4:15 pmSEA-ICN
12h 35mnonstop
4:10 pm - 9:00 amICN-SEA
9h 50mnonstop
$1,927Korean Air
Find Deal
lun., dic. 23 - lun., dic. 30
2:00 pm - 5:45 pmSEA-ICN
11h 45mnonstop
6:15 pm - 12:35 pmICN-SEA
10h 20mnonstop
$895Asiana Airlines
Find Deal
mar., abr. 15 - mar., abr. 29
12:45 pm - 5:50 pmSEA-ICN
12h 05mnonstop
6:15 pm - 10:55 amICN-SEA
9h 40mnonstop
$899Asiana Airlines
Find Deal
mar., feb. 11 - mar., feb. 18
2:00 pm - 5:45 pmSEA-ICN
11h 45mnonstop
6:15 pm - 12:35 pmICN-SEA
10h 20mnonstop
$912Asiana Airlines
Find Deal
mar., abr. 15 - dom., may. 25
11:00 am - 3:55 pmSEA-ICN
11h 55mnonstop
4:10 pm - 9:00 amICN-SEA
9h 50mnonstop
$939Korean Air
Find Deal
jue., ene. 23 - jue., feb. 6
10:41 am - 4:15 pmSEA-ICN
12h 34mnonstop
8:05 pm - 1:19 pmICN-SEA
10h 14mnonstop
$960Korean Air
Find Deal
mié., ene. 22 - jue., ene. 30
11:00 am - 3:55 pmSEA-ICN
11h 55mnonstop
4:10 pm - 9:00 amICN-SEA
9h 50mnonstop
$966Korean Air
Find Deal
mié., feb. 5 - mié., feb. 19
11:00 am - 3:55 pmSEA-ICN
11h 55mnonstop
4:10 pm - 9:00 amICN-SEA
9h 50mnonstop
$974Korean Air
Find Deal
dom., feb. 2 - lun., feb. 17
10:41 am - 4:15 pmSEA-ICN
12h 34mnonstop
8:05 pm - 1:19 pmICN-SEA
10h 14mnonstop
$988Delta
Find Deal
mié., ene. 22 - jue., ene. 30
10:41 am - 4:15 pmSEA-ICN
12h 34mnonstop
8:05 pm - 2:40 pmICN-SEA
10h 35mnonstop
$1,025Delta
Find Deal
dom., ene. 26 - mar., mar. 18
10:44 am - 4:15 pmSEA-ICN
12h 31mnonstop
8:05 pm - 1:30 pmICN-SEA
10h 25mnonstop
$1,061Delta
Find Deal
vie., feb. 14 - dom., feb. 16

American Airlines flights from Seattle to South Korea

Our best American Airlines deals on Seattle to South Korea flight tickets
American Airlines
Jan 22
SEA11:50 amSeattle/Tacoma Intl
35h 55m
1 stop
ICN4:45 pmIncheon Intl
Jan 30
ICN6:50 pmIncheon Intl
23h 16m
1 stop
SEA1:06 amSeattle/Tacoma Intl
American Airlines
Jan 22
SEA4:30 pmSeattle/Tacoma Intl
31h 15m
1 stop
ICN4:45 pmIncheon Intl
Jan 30
ICN6:50 pmIncheon Intl
23h 16m
1 stop
SEA1:06 amSeattle/Tacoma Intl
American Airlines
Feb 12
SEA12:43 amSeattle/Tacoma Intl
23h 02m
1 stop
ICN4:45 pmIncheon Intl
Feb 18
ICN6:50 pmIncheon Intl
21h 33m
1 stop
SEA11:23 pmSeattle/Tacoma Intl

Asiana Airlines flights from Seattle to South Korea

Our best Asiana Airlines deals on Seattle to South Korea flight tickets
Asiana Airlines
Apr 15
SEA2:00 pmSeattle/Tacoma Intl
11h 45m
ICN5:45 pmIncheon Intl
Apr 29
ICN6:15 pmIncheon Intl
10h 20m
SEA12:35 pmSeattle/Tacoma Intl
Asiana Airlines
Apr 8
SEA2:00 pmSeattle/Tacoma Intl
11h 45m
ICN5:45 pmIncheon Intl
Apr 14
ICN6:15 pmIncheon Intl
10h 20m
SEA12:35 pmSeattle/Tacoma Intl
Asiana Airlines
Apr 15
SEA2:00 pmSeattle/Tacoma Intl
11h 45m
ICN5:45 pmIncheon Intl
May 26
ICN6:15 pmIncheon Intl
10h 20m
SEA12:35 pmSeattle/Tacoma Intl

See travel insights to South Korea from

How to get the cheapest flight ticket from Seattle to South Korea

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 to South Korea?

If you aren’t able to travel to South Korea during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,137.

What is the cheapest day to depart on your flight to South Korea?

On average, the least expensive day to fly to South Korea from Seattle is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,232. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to South Korea for around $1,374.

What is the cheapest time of day to depart on your flight to South Korea?

Flying to South Korea from Seattle in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,083 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,334 on average. Flights to South Korea from Seattle at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Seattle/Tacoma Intl to South Korea flight route?

Fly from Seattle/Tacoma Intl to Incheon Intl for the best Seattle/Tacoma Intl - South Korea flight prices

How far in advance should I book a flight to South Korea?

In general, most travelers find the cheapest time to book a flight to South Korea is about 11 days prior to their departure date when tickets on average are $1,339. Keep in mind that you might also find cheap flights to South Korea outside of this time window. In fact, momondo users recently found flights from Seattle to South Korea for $864.

What cabin class options are available on Seattle/Tacoma Intl to South Korea flights?

There are 3 cabin classes available to choose from on Seattle/Tacoma Intl to South Korea 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 South Korea flights?

You could potentially save up to 22% on your flight if you consider stops on a Seattle to South Korea flight.

Cheap Seattle to South Korea flight deals and tips

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

Best Price Found

$359

Fastest flight time

11h 40m

Direct flights

Every day

Airports in South Korea

3 airports
The best one-way flight to South Korea from Seattle in the past 72 hours is $359. The best round-trip flight deal from Seattle to South Korea found on momondo in the last 72 hours is $779.
The fastest flight from Seattle to South Korea takes 11h 40m
Direct flights go from Seattle to South Korea every day.
There are 3 airports near South Korea: Incheon Intl (ICN), Seoul Gimpo Intl (GMP), Busan Gimhae (PUS)

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

    Prices for flights from Seattle/Tacoma Intl Airport to South Korea are refreshed on a daily basis.

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

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

    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 South Korea.

  • What documentation or ID do you need to fly to South Korea?

    The travel and health documents you'll need for your trip to South Korea 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 South Korea. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to South Korea?


Best airlines flying from Seattle to South Korea

Compare and see reviews for airlines that fly from Seattle to South Korea with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $600Free CancellationRating
7.9
2,295 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $769Free CancellationRating
7.4
9,059 reviews
Search United Airlines flights
Air CanadaPriceFrom $849Free CancellationRating
7.0
8,382 reviews
Search Air Canada flights
China AirlinesPriceFrom $856Free CancellationRating
8.2
754 reviews
Search China Airlines flights
Asiana AirlinesPriceFrom $970Free CancellationRating
8.3
477 reviews
Search Asiana Airlines flights
Turkish AirlinesPriceFrom $970Free CancellationRating
7.3
3,907 reviews
Search Turkish Airlines flights
DeltaPriceFrom $979Free CancellationRating
8.0
8,604 reviews
Search Delta flights
EVA AirPriceFrom $1,011Free CancellationRating
8.4
1,273 reviews
Search EVA Air flights
Korean AirPriceFrom $1,035Free CancellationRating
8.4
1,018 reviews
Search Korean Air flights

Why use momondo?

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

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 Seattle to South Korea for you.

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

All flight searches from Seattle to South Korea on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to South Korea?

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 South Korea.

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

If you are not ready to book a flight from Seattle to South Korea now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to South Korea and let you know when they change.


An easier way to manage your South Korea trip

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Popular flights according to clicks in the last 7 days on momondo