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SEA - SEL

$520 Find cheap flights from Seattle to Seoul

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Seattle to Seoul departing on 8/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Mo 7/1
Mo 7/8

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These are the airlines KAYAK users have selected most often from within our search results in flight searches from Seattle to Seoul.
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Seattle to Seoul.
In the last 7 days travelers have searched 42,787,818 times on KAYAK, and here is why:

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Cheap flight deals from Seattle to Seoul (SEA-SEL)

 
These are the cheapest deals for flights from Seattle to Seoul currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent round-trip flight deals from Seattle to Seoul

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Seattle to Seoul.

Recent one-way flight deals from Seattle to Seoul

Only flying one-way? Below are some of the best one-way flight deals from Seattle to Seoul found on KAYAK recently.

Recent last minute flight deals from Seattle to Seoul

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Seattle to Seoul.

Recent direct flight deals from Seattle to Seoul

The latest deals for direct flights from Seattle to Seoul so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Seattle to Seoul

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

All round-trip flight deals to Seoul

The cheapest plane tickets to Seoul found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
1:40 am - 11:10 amSEA-ICN
17h 30m1 stop
8:50 pm - 7:30 pmICN-SEA
14h 40m1 stop
$908China Airlines
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Mo, Aug 26 - Mo, Sep 16
1:10 am - 7:45 pmSEA-ICN
26h 35m1 stop
12:35 pm - 7:30 pmICN-SEA
22h 55m1 stop
$913China Airlines
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Di, Okt 1 - Mo, Okt 7
1:10 am - 11:10 amSEA-ICN
18h 00m1 stop
8:50 pm - 7:30 pmICN-SEA
14h 40m1 stop
$939China Airlines
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Mo, Sep 30 - Do, Okt 24
7:00 pm - 6:20 pmSEA-ICN
30h 20m1 stop
12:10 am - 5:05 pmICN-SEA
33h 55m1 stop
$1,023Turkish Airlines
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Di, Nov 5 - Mo, Nov 11
12:15 pm - 8:45 amSEA-ICN
28h 30m1 stop
10:30 am - 10:30 amICN-SEA
40h 00m1 stop
$1,028Turkish Airlines
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Do, Okt 10 - Mi, Okt 16
7:05 pm - 4:05 pmSEA-ICN
29h 00m1 stop
5:45 pm - 2:31 pmICN-SEA
12h 46m1 stop
$1,051Air Canada
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Mo, Okt 7 - Mi, Okt 30
5:50 am - 4:05 pmSEA-ICN
18h 15m1 stop
6:00 pm - 10:20 pmICN-SEA
20h 20m1 stop
$1,055Air Canada
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Di, Okt 1 - Do, Okt 24
2:20 pm - 5:45 pmSEA-ICN
11h 25mnonstop
6:15 pm - 11:00 amICN-SEA
9h 45mnonstop
$1,216Asiana Airlines
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Di, Sep 3 - Di, Dez 3
2:20 pm - 5:45 pmSEA-ICN
11h 25mnonstop
6:15 pm - 12:45 pmICN-SEA
10h 30mnonstop
$1,225Asiana Airlines
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Mo, Okt 7 - Mo, Okt 21
5:30 pm - 5:00 amSEA-ICN
19h 30m1 stop
7:20 pm - 1:50 pmICN-SEA
10h 30mnonstop
$1,266Korean Air
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Di, Okt 1 - So, Okt 6
6:29 pm - 11:30 amSEA-ICN
49h 01m2 stops
Sa, Aug 3
5:15 pm - 2:20 pmSEA-ICN
53h 05m3 stops
Mi, Jul 17
8:45 am - 7:00 pmSEA-ICN
18h 15m1 stop
$612Hawaiian Airlines
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Do, Aug 29
2:20 pm - 5:45 pmSEA-ICN
11h 25mnonstop
$627Asiana Airlines
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Mi, Okt 2
7:05 pm - 4:05 pmSEA-ICN
29h 00m1 stop
$657Air Canada
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Mo, Sep 30
2:20 pm - 5:45 pmSEA-ICN
11h 25mnonstop
$659Asiana Airlines
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Do, Aug 15
5:50 am - 4:05 pmSEA-ICN
18h 15m1 stop
$660Air Canada
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Do, Aug 15
3:39 pm - 4:30 amSEA-ICN
20h 51m1 stop
$713Korean Air
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Mi, Okt 9
7:40 am - 7:00 pmSEA-ICN
19h 20m1 stop
$733Hawaiian Airlines
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Fr, Sep 27
7:00 am - 5:50 pmSEA-ICN
18h 50m1 stop
$755Korean Air
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Mo, Sep 2
6:40 pm - 5:40 pmSEA-ICN
31h 00m1 stop
10:25 am - 4:45 pmICN-SEA
46h 20m1 stop
$1,202Turkish Airlines
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Mi, Jun 5 - Mi, Jun 12
6:40 pm - 5:40 pmSEA-ICN
31h 00m1 stop
11:20 pm - 4:45 pmICN-SEA
33h 25m1 stop
$1,207Turkish Airlines
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Mo, Jun 3 - Di, Jun 11
7:05 pm - 4:05 pmSEA-ICN
29h 00m1 stop
6:00 pm - 2:34 pmICN-SEA
12h 34m1 stop
$1,789Air Canada
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So, Jun 2 - Do, Jun 27
5:55 am - 4:05 pmSEA-ICN
18h 10m1 stop
6:00 pm - 6:26 pmICN-SEA
16h 26m1 stop
$1,823Air Canada
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So, Jun 2 - Mi, Jun 26
1:00 pm - 4:40 pmSEA-ICN
11h 40mnonstop
7:20 pm - 2:00 pmICN-SEA
10h 40mnonstop
$1,893Korean Air
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So, Jun 2 - Do, Jun 6
1:00 pm - 4:40 pmSEA-ICN
11h 40mnonstop
2:30 pm - 8:28 pmICN-SEA
21h 58m1 stop
$1,903Korean Air
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So, Jun 2 - Do, Jun 6
2:20 pm - 5:45 pmSEA-ICN
11h 25mnonstop
8:40 pm - 12:46 amICN-SEA
20h 06m1 stop
$1,935Asiana Airlines
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Di, Jun 4 - Di, Jun 25
8:01 am - 5:45 pmSEA-ICN
17h 44m1 stop
7:20 pm - 2:00 pmICN-SEA
10h 40mnonstop
$1,983Delta
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Mo, Jun 3 - So, Jun 23
2:20 pm - 5:45 pmSEA-ICN
11h 25mnonstop
8:40 pm - 12:46 amICN-SEA
20h 06m1 stop
$1,990Asiana Airlines
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Mo, Jun 3 - Di, Jun 11
8:01 am - 5:45 pmSEA-ICN
17h 44m1 stop
4:35 pm - 10:50 amICN-SEA
10h 15mnonstop
$2,018Delta
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Mo, Jun 3 - Do, Jun 27
2:20 pm - 5:45 pmSEA-ICN
11h 25mnonstop
6:15 pm - 12:45 pmICN-SEA
10h 30mnonstop
$1,254Asiana Airlines
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Di, Aug 27 - Fr, Sep 20
2:20 pm - 5:45 pmSEA-ICN
11h 25mnonstop
6:15 pm - 12:45 pmICN-SEA
10h 30mnonstop
$1,307Asiana Airlines
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Mi, Aug 21 - Mi, Sep 4
2:20 pm - 5:45 pmSEA-ICN
11h 25mnonstop
6:15 pm - 12:45 pmICN-SEA
10h 30mnonstop
$1,311Asiana Airlines
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Fr, Aug 30 - Sa, Sep 7
1:00 pm - 4:40 pmSEA-ICN
11h 40mnonstop
7:20 pm - 2:05 pmICN-SEA
10h 45mnonstop
$1,340Korean Air
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Mo, Aug 19 - Mi, Sep 11
1:00 pm - 4:40 pmSEA-ICN
11h 40mnonstop
7:20 pm - 2:05 pmICN-SEA
10h 45mnonstop
$1,341Korean Air
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Mi, Aug 21 - Di, Sep 3
12:45 pm - 4:30 pmSEA-ICN
11h 45mnonstop
7:20 pm - 2:05 pmICN-SEA
10h 45mnonstop
$1,363Delta
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Mi, Aug 21 - Di, Sep 3
1:00 pm - 4:40 pmSEA-ICN
11h 40mnonstop
7:20 pm - 2:05 pmICN-SEA
10h 45mnonstop
$1,389Korean Air
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Mo, Aug 19 - So, Sep 1
12:45 pm - 4:30 pmSEA-ICN
11h 45mnonstop
7:20 pm - 2:05 pmICN-SEA
10h 45mnonstop
$1,413Delta
Find Deal
Fr, Aug 16 - Do, Sep 5
12:45 pm - 4:30 pmSEA-ICN
11h 45mnonstop
4:35 pm - 10:40 amICN-SEA
10h 05mnonstop
$1,451Korean Air
Find Deal
Mo, Jul 15 - Di, Okt 15
12:45 pm - 4:30 pmSEA-ICN
11h 45mnonstop
4:35 pm - 10:50 amICN-SEA
10h 15mnonstop
$1,688Delta
Find Deal
Mo, Jul 29 - Mi, Aug 14

Flights from Seattle to Seoul - Travel Insights & Trends

Get data-powered insights and trends into flights from Seattle to Seoul to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest Seattle to Seoul flight route?

The cheapest price for flight routes found by users searching on KAYAK in the last 2 weeks for one-way flights from Seattle to Seoul.
Our data shows that the cheapest route for a one-way flight from Seattle to Seoul cost $597 and was between Seattle and Incheon Intl Airport. On average, the best prices are found if you fly this route. The average price for a return flight for this route is $850.

What’s the cheapest day of the week to fly from Seattle to Seoul?

The average price of all flights from Seattle to Seoul clicked on KAYAK for each day over the last 12 months.
Your flight ticket price will generally be cheaper if you fly to Seoul on a Monday and more expensive on a Saturday. On your return trip to Seattle, you should consider flying back on a Thursday, and avoid Fridays for better deals.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Seattle to Seoul, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Seattle to Seoul is January, where tickets cost $1,264 on average. On the other hand, the most expensive months are December and June, where the average cost of tickets is $1,849 and $1,781 respectively.

How far in advance should I book a flight from Seattle to Seoul?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Seattle to Seoul, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Seattle to Seoul, you should book around 1 day before departure. For the absolute cheapest price, our data suggests you should book 52 days before departure.

Which airlines provide the cheapest flights from Seattle to Seoul?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The cheapest return flight ticket from Seattle to Seoul found by KAYAK users in the last 72 hours was for $908 on China Airlines, followed by Turkish Airlines ($1,023). One-way flight deals have also been found from as low as $559 on China Airlines and from $611 on EVA Air.

Which airlines fly most frequently between Seattle and Seoul?

Korean Air connects Seattle to Seoul with up to 2 flights per day. Asiana Airlines also offers 1 flight per day, while Delta follows with 1 flight per day.

Which airlines fly non-stop between Seattle and Seoul?

Airline and price data is aggregated from results in KAYAK’s search results from the last 2 weeks for flights from Seattle to Seoul.
There are 3 airlines that fly nonstop from Seattle to Seoul. They are: Asiana Airlines, Delta and Korean Air. The cheapest price of all airlines flying this route was found with Delta at $908 for a one-way flight. On average, the best prices for this route can be found at Asiana Airlines.

How many flights are there between Seattle and Seoul per day?

Each day, there are 4 nonstop flights that take off from Seattle and land in Seoul, with an average flight time of 11h 40m. The most common departure time is 1:00 pm and most flights take off in the afternoon. Each week, there are 28 flights and there are the same amount of flights each day 4.

Which cabin class options are there for flights between Seattle and Seoul?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There are 3 cabin class options for the route. These are Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How long does a flight from Seattle to Seoul take?

The duration of a nonstop flight to Seoul from Seattle is typically 11h 25m. The journey crosses a distance of 5,176 miles.

What’s the earliest departure time from Seattle to Seoul?

Early birds can take the earliest flight from Seattle at 12:35 pm and will be landing in Seoul at 4:30 pm.

What’s the latest departure time from Seattle to Seoul?

If you prefer to fly at night, the latest flight from Seattle to Seoul jets off at 2:20 pm and lands at 5:45 pm.

Good to know

Low season

January

High season

April

Cheapest flight

$520
Best time to beat the crowds with an average 13% drop in price.
Most popular time to fly and prices are also 9% lower on average.
Flight from Seattle to Incheon

When to book flights from Seattle to Seoul

Are your dates flexible? Find out the best times to travel from Seattle to Seoul based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Seattle to Seoul

  • Will I need a visa to travel from Seattle to Seoul?

    U.S. citizens traveling from Seattle to Seoul for tourism or business purposes can enter South Korea without a visa for up to 90 days. This is valid as long as the purpose of the visit is not to engage in paid work or long-term employment. Visa requirements can change over time, so it is essential to verify the current visa policy before traveling.

  • What are some good ways to get to downtown Seoul from Incheon International Airport?

    One choice would be to take the bus offered by Seoul Bus, which makes the trip in around 1h 14min, with buses leaving every hour or so. There is also a train operated by AREX that makes this trip in about 1 hour, with trains leaving every 15 minutes or so.

  • Which airport should I choose for my flight to Seoul?

    Incheon International Airport is by far the larger of the two airports and serves as a hub for over 80 airlines that are both domestic and international. If you do plan on traveling somewhere else in Korea after your flight to Seoul, Gimpo International Airport can make a much better choice since this airport focuses heavily on domestic travel to places like Busan, Daegu, and Jeju Island.

  • What are some of the amenities at Seattle Tacoma International Airport for passengers with limited mobility?

    Some features this airport offers include visual paging boards and assistive listening devices for individuals with hearing impairments. The airport features accessible restrooms equipped with spacious stalls, grab bars, and accessible sinks. There are tactile maps and wayfinding signage with braille that are available throughout the airport to assist passengers with visual impairments in navigating the terminals.

  • What is the cheapest flight from Seattle to Seoul?

    In the last 3 days, the lowest price for a flight from Seattle to Seoul was $520 for a one-way ticket and $908 for a round-trip.

  • Do I need a passport to fly between Seattle and Seoul?

    Yes

  • Which airlines offer Wi-Fi service onboard planes from Seattle to Seoul?

    All the following airlines offer inflight Wi-Fi service on the Seattle to Seoul flight route: Asiana Airlines, EVA Air, Japan Airlines, Delta, Hawaiian Airlines, and American Airlines.

  • Which aircraft models fly most regularly from Seattle to Seoul?

    The Boeing 777-300ER is the aircraft model that flies most regularly on the Seattle to Seoul flight route.

  • Which airline alliances offer flights from Seattle to Seoul?

    SkyTeam, and Star Alliance are the airline alliances operating flights between Seattle and Seoul, with Star Alliance being the most commonly used for this route.

  • On which days can I fly direct from Seattle to Seoul?

    There are nonstop flights from Seattle to Seoul on a daily basis.

  • Which is the best airline for flights from Seattle to Seoul, Korean Air or ANA?

    The two airlines most popular with KAYAK users for flights from Seattle to Seoul are Korean Air and ANA. With an average price for the route of $1,399 and an overall rating of 8.5, Korean Air is the most popular choice. ANA is also a great choice for the route, with an average price of $1,403 and an overall rating of 8.4.

  • How does KAYAK find such low prices on flights from Seattle to Seoul?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Seoul.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Seoul?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seoul from Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Seattle to Seoul?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seoul with an airline and back to Seattle with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Seoul?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seoul from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding a cheap flight from Seattle to Seoul

  • Looking for a cheap flight? 25% of our users found flights on this route for $710 or less one-way and $1,140 or less round-trip.
  • If you plan on taking one of the nonstop flights offered by Delta Airlines between Seattle Tacoma International Airport (SEA) and Incheon International Airport (ICN), there is a Delta Sky Club Lounge in Terminal A of Seattle Tacoma International Airport.
  • When flying on Delta Airlines to Seoul in first class, you get priority check-in and security clearance on the ground in Seattle as well as priority boarding. In the air, you get gourmet meals, large and comfortable seats, a dedicated flight attendant, and an entertainment system at your seat.
  • If you want a great way to get from the center of Seattle to Seattle Tacoma International Airport, consider the buses offered by King County Metro that make this trip in roughly 45 minutes. Sound Transit also offers its 1-Line that makes the trip in about 33 minutes.
  • Kids from 5 to 11 years old traveling alone on Korean Air will have a dedicated staff member that will assist them during every step of their trip. They will also have a dedicated crew member that will look after them on the flight and, on long flights such as this, the airline offers their Flying Mom service.
  • Turkish Airlines makes a good choice for a sustainable airline on this route. They continuously invest in modern and fuel-efficient aircraft, such as the Boeing 787 Dreamliner and Airbus A350. They have implemented renewable energy projects to reduce their reliance on fossil fuels. They have also participated in carbon offset programs, supporting projects that reduce or offset CO2 emissions.
See more tips

Top 5 airlines serving from Seattle to Seoul

 
See real verified KAYAK customer reviews for airlines flying from Seattle to Seoul. Airline scores are aggregated from all reviews left by passengers on KAYAK after flying with an airline. KAYAK doesn’t show reviews that are older than 5 years. Learn how KAYAK collects reviews.
Need help choosing which airline to fly with from Seattle to Seoul? KAYAK airline reviews give an overall score for each airline based on loads of factors, including comfort, boarding, in-flight entertainment and more, to make your decision easier. See airline scores according to verified KAYAK customer reviews.
8.5
Korean AirOverall score based on 1146 reviews
8.8Crew
8.1Food
8.2Entertainment
8.6Boarding
8.3Comfort
Airline reviews

Overall, very uneventful and pleasant experience. Most importantly, no delays.

10.0 ExcellentAnonymous, May 2024SGN - ICN
Read more about Korean Air reviews

Overall, very uneventful and pleasant experience. Most importantly, no delays.

The flight crews were extremely professional, helpful, and courteous. Departure and arrival times were accurate. No delay. I will use K airline again. Thanks

We were seated at the back and that was very uncomfortable for me with the turbulence we experienced on our way to Chicago.

I enjoyed flying on Korean Air. The service was great and the food was yummy. They served white fish.

I enjoyed flying on Korean Air. The service was great and the food was yummy, especially the bibimbap and cold spicy noodles. The only thing that bummed me out on this red-eye flight was that my seat did not properly recline so I was not able to sleep.

On time and flight crew are always so happy to help and always smiling unlike other airlines.

Great crew, decent food Charging plugs were broken on both seats next to me. Only the USB port was available, and that charges, very, very slowly. Seat was also broken, it would not lock into position when reclining.

Korean Air had great service and the Bibimbap dish was the best airplane food I’ve ever had. It was a long flight so in between the two meals they served customers could get Shin ramen. The flight attendants let my children use a pair of nice headphones for the flight and had earbuds and slippers for all the adults. The flight was long but the time passed by relatively quickly because they have many great shows in their entertainment TV. I watched the BTS Love Yourself and Speak Yourself concerts 💜

Stewardess are nice. Food could have been better and should have a better dessert. They do not offer scotch or beer. You have to ask for it. I also was not happy that you do not serve ginger ale and or cranberry juice. This is my first time that an international flight do not have this. I go home overseas every year and when I travel through ANA, Delta, Qatar, JAL, Asiana Air, United Air. they all serve this two very famous drink. You do not have a great snack tray.

You did not put me on a Korean Air flight! so I do not have nothing to say

Seems like crew assumed you're korean. Not impressed by crew

One of the flight was delayed. The flight attendant of returning flight to LA was mean.

Flight attendants rude, they disappear for almost 3 hours not doing rounds to see what people needed. The laboratories were full of empty water cups, because they never come back to collect them.

Flew on an Airbus 350-900. Excellent aircraft properly cleaned and serviced. Flight crew was excellent plane departed and arrived on time. The A350 has excellent air circulation far better than the 777. I would recommend Asiana to anyone looking to fly in a clean comfortable environment. This is my second round trip flight from New York to Bangkok via Asiana and I will book Asiana again!

I could not choose my seat prior to check in

I had the most wonderful experience from CEB bag drop through deplaning. The staff, the aircraft, food, and cabin crew were all amazing. I want to give a kudos to Marky from Mactan Cebu's Asiana airport staff for his exceptional customer service and assistance.

JetBlue's check-in was great, but there was an in-flight attendant who was very rude and unkind. I didn't realize that the bathrooms were already locked 30 mins prior to landing and needed to use the restroom. Instead of politely asking me to return, she rudely told me, 'NO, bathrooms are locked! Go back to your seat!' The JetBlue flight was more than an hour delay, which made me almost miss my connecting flight with Asiana. I understand the reasoning, but the action they took to get a hold of maintenance was time consuming. It took them more than 30 mins to get a hold of maintenance and for maintenance to get started. The Asiana flight and crew were wonderful, in general. They waited for us who were delayed from the previous flight before they took off and were very kind to take my checked baggage's info. Seats were a little uncomfortable for such long flight, but service and flight attendants were great! However, my 3 checked baggages are missing! They're lost somewhere in the transition. I'm writing this review 3 days after my arrival to the Philippines, and my 3 checked baggages, where my wedding dress is, are all still missing! I and the CEB airport crew have sent multiple emails to both JetBlue and Asiana, and neither has responded to any of our emails. Although, I was able to get in contact with JetBlue's Interline Department who confirmed that the bags were turned over to Asiana without confirmation details.

The full flat bed was not that comfortable, hard and lumpy., too much space wasted with those bulky walls and divisions instead of making the bed 3-4 inches wider. The compartment where you put your feet is like a shoebox, poor design. Toilets of A350 are just too small, sink is too small

Aside from a LOT of turbulence the flight was perfect! The flight crew was superb and the food was delicious!

The seats (legroom) are tight and chairs cushion is stiff (not comfortable). The crew was courteous, professional and friendly. There was no food / snack for this flight (very short flight, but still would be nice to provide some snack for the enjoyment).

The plane from SNA wouldn’t start after 5 tries. The team gave me an option of flying direct from LAX and giving me a Lyft ride there! Perfect!

Had a broken tray in business class. Crew just shrugged it off.

Everything was great except for the seat. The backrest would not stay in the upright position.

public website still broken for years randomly blocking browsers with privacy options active after loading a page maybe once. check-in on laptop was almost impossible but eventually randomly worked. had to print pass at airport since couldn't get back in to load digital pass on mobile firefox or chrome. red eye flight so smooth onboarding, plenty of room to spread out, easy offboarding. onboard wifi instructions mention vpn can cause problems connecting but fails to also mention private dns. no printed or built in menu list, seems weird to require personal device to point at qr code link for menu which does not even allow direct ordering. people with health condition risk related dietary restrictions trying to avoid for example cholesterol and sugar are left guessing what they can order either way without nutritional info highlights (cranberry juice was minute maid cocktail with as much suger as typical can of soda). tap to pay wasn't working and always seems sketchy to manually enter card info. good movie variety, so limited tv was okay.

Bag drop off was slow and annoying. Only 2 agents at the entire delta desk, and no one directing traffic for what line to be in, many confused people slowed down the process. Boarding was fine. Seats in Delta comfort plus were fine. Snacks were great! Definitely a bonus. The entertainment system was awful — old, slow, not responsive, and completely unable to play games due to some kind of error. But on the other hand, thank you to Delta for the free WiFi. That made it better.

Flight diverted in SD. Later take off in Seattle by 1.3hrs

Mi primera conexión se retrasó por lo cual perdí mi segunda conexión la cual salió adelantada

Crew was not friendly when I went to request a seat change.

There were choices for the snacks. Good choices and tasty lunch and breakfast as well.

The flight crew was amazing. I’m very tall and they moved me to an exit row unsolicited!!! Amazing service.

The crew was quick and efficient. The flight was uneventful and arrived slightly early.

My seat was broken I couldn’t put it back I have really bad back issues , the flight was 5 hours delayed and there was a drink dude harassing the entire flight

No food or entertainment because it was a short flight. Unfortunately the takeoff was delayed more than an hour

The flight left and arrived on time. the only food offered on the 5+ hour flight was a cheese sandwich. Unlike Alaska Airlines there was no information on the website regarding food at all or any option to purchasse in advance. Otherwise, it was an excellent flight.

Parents with kids should all be in the same area. Sounds rude but who what's to fly 6hrs with crying and bratty kids. Just my opinion.

Ok, so I didn’t have seats, so got there very early. I was first in line only to be told, listen for your name for seats. The flight was boarding before they gave me a middle seat, way after others showed up who were given more favorable treatment. Ok, so , don’t show up early and obey all the rules??? Clearly, your gate clerks did not. What gives???

Short flight but delayed. Since its a short flight no food or entertainment necessary

We had an awesome flight attendant who came by and made sure we were okay. Checked on us often and even shared some snacks that she had brought on, like edamame with chili and garlic seasoning. Yummy!

Overall good experience. I'm just over 6ft with long legs and legroom could be better, but is on par with other airlines. Only real negative was turbulence but that's not the airlines fault.

We were not given the seats we reserved. But helpful attendant at gate gave us very nice seats.

My seat was moved multiple times. I picked out the perfect seats beforehand. I even paid extra money for them. However, I was moved to a middle seat without warning at the last minute. It was like my worst nightmare. But other than that, the actual flight was good. Everything was on time or even early and the flight was smooth.

A220 plane had 5 seats across which is great for couples who can snag the A&C seats. Seat itself is borderline comfortable but still tough on a 5+ hour flight. Overhead bins are small so if you're not in at least boarding group 5, you could be in trouble. No included food service. Non-alcoholic drinks are free but even the most basic snacks are for a charge. Price was reasonable for the only direct SEA-YUL flight. Boarding is efficient even managing passport checks. Worth flying for the direct flight.

The original flight from Boston to Toronto was canceled because of a mechanical failure. I was then scheduled on a flight to go from Boston to Montreal and then Montreal to Toronto. The flight was extremely full and I had to check my carry-on bag. When I actually got on the plane there appeared to be room for my bag. I understand the mechanical failures happen. But it was frustrating that they pestered me to check my bag when I don't believe it was necessary. Additionally, not just with Air Canada, modern airline seats are incredibly uncomfortable. There is considerable research that shows that the shape of them is poor for back health.

Unable to initiate refund/reschedule the ticket #worst experience #lost 900$

The flight was excellent the problem was that my luggage was damaged (zipper pulls ripped out) and it is difficult to contact the number to claim the damage while in another country and going back to the airport is not an option and no matter what I tried I got the same response to just call the number that is not possible for me to call in the first place. So very disappointed that I can’t claim such damage and that now I have to take part of my trip looking for a new luggage.

Flight was delayed for almost 3 hours. Communication of gate change was poor. Email and screen said one gate and it was a different gate from that. Gate changed first to 64 B and then to 64 C. Originally it was 68B. 64C was not communicated properly!

This was a red eye return, so I doubt there would be anyway to make it better. Other than adding beds.

Direct nonstop flight was great. Flight was delayed and the crew announced a 2h delay on the sound system. 30 min or so later I hear my name on the sound system for immediate board. Several other passangers were late too. Reason: The crew incorrectly announced a 2h delay when in reality they meant a new boarding time at 2pm.

Plenty of room in the exit row. Sat on the plane an hour before taking off.☹️ Landed late and had to wait for gate availability.

Flight was on time early arrival better entertainment good staff.everything was excellent

Book cheap flights from Seattle to Seoul

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Seattle to Seoul found on KAYAK in the last 72 hours.
8/3Sa
2 stops
49h 01mSEA-ICN
$520
7/17Mi
3 stops
53h 05mSEA-ICN
$522
8/29Do
1 stopHawaiian Airlines
18h 15mSEA-ICN
$612
10/2Mi
nonstopAsiana Airlines
11h 25mSEA-ICN
$627
9/30Mo
1 stopAir Canada
29h 00mSEA-ICN
$657
8/15Do
nonstopAsiana Airlines
11h 25mSEA-ICN
$659
8/15Do
1 stopAir Canada
18h 15mSEA-ICN
$660
10/9Mi
1 stopKorean Air
20h 51mSEA-ICN
$713
9/27Fr
1 stopHawaiian Airlines
19h 20mSEA-ICN
$733
9/2Mo
1 stopKorean Air
18h 50mSEA-ICN
$755

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Last minute flights from Seattle to Seoul

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Seattle to Seoul that are departing in the next 10 days.
6/5Mi
multi-stopTurkish Airlines
31h 00mSEA-ICN
6/12Mi
multi-stopTurkish Airlines
46h 20mICN-SEA
$1,202
6/3Mo
multi-stopTurkish Airlines
31h 00mSEA-ICN
6/11Di
multi-stopTurkish Airlines
33h 25mICN-SEA
$1,207
6/2So
multi-stopAir Canada
29h 00mSEA-ICN
6/27Do
multi-stopAir Canada
12h 34mICN-SEA
$1,789
6/2So
multi-stopAir Canada
18h 10mSEA-ICN
6/26Mi
multi-stopAir Canada
16h 26mICN-SEA
$1,823
6/2So
nonstopKorean Air
11h 40mSEA-ICN
6/6Do
nonstopKorean Air
10h 40mICN-SEA
$1,893
6/2So
nonstopKorean Air
11h 40mSEA-ICN
6/6Do
multi-stopKorean Air
21h 58mICN-SEA
$1,903
6/4Di
nonstopAsiana Airlines
11h 25mSEA-ICN
6/25Di
multi-stopAsiana Airlines
20h 06mICN-SEA
$1,935
6/3Mo
multi-stopDelta
17h 44mSEA-ICN
6/23So
nonstopDelta
10h 40mICN-SEA
$1,983
6/3Mo
nonstopAsiana Airlines
11h 25mSEA-ICN
6/11Di
multi-stopAsiana Airlines
20h 06mICN-SEA
$1,990
6/3Mo
multi-stopDelta
17h 44mSEA-ICN
6/27Do
nonstopDelta
10h 15mICN-SEA
$2,018

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Seattle - Seoul Flights

Departure:

Seattle (SEA)United States

Return flight deals:

Seoul - Seattle

Cabin classes:

$1,697
$3,655
$2,569
$850