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$376+ Cheap flights from Washington to Seoul (SEL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SEL
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Washington to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Washington (USWA) to Seoul (SEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from Washington to Seoul

Cheapest flights from Washington to Seoul
Explore the most affordable flight options available from Washington to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/45:15 amSEA - ICN
2 stops23h 35mMultiple Airlines
Thu 12/127:25 amICN - SEA
3 stops30h 01mMultiple Airlines
Deal found 11/20$866
This CrystalTravel deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/310:40 amSEA - ICN
Nonstop12h 35mKorean Air
Thu 12/122:30 pmICN - SEA
1 stop17h 25mKorean Air
Deal found 11/20$896
This CrystalTravel deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/312:45 pmSEA - ICN
Nonstop12h 05mAsiana Airlines
Thu 12/126:15 pmICN - SEA
Nonstop9h 40mAsiana Airlines
Deal found 11/20$897
This Kiwi.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/48:00 amPDX - ICN
1 stop19h 30mMultiple Airlines
Tue 12/244:40 pmICN - PDX
2 stops41h 03mMultiple Airlines
Deal found 11/20$899
This United Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/249:41 amSEA - ICN
1 stop26h 59mUnited Airlines
Tue 1/146:00 pmICN - SEA
1 stop14h 45mUnited Airlines
Deal found 11/20$902
This Air Canada deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/245:45 amSEA - ICN
1 stop18h 00mAir Canada
Mon 12/96:20 pmICN - SEA
1 stop20h 40mAir Canada
Deal found 11/19$909
This American Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/21:16 amSEA - ICN
1 stop22h 29mAmerican Airlines
Thu 12/126:50 pmICN - SEA
1 stop19h 25mAmerican Airlines
Deal found 11/20$916
This Delta deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/67:00 amPDX - ICN
1 stop16h 15mDelta
Sun 12/228:05 pmICN - PDX
1 stop13h 23mDelta
Deal found 11/21$932
This American Airlines deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/11:50 amPDX - ICN
1 stop21h 55mAmerican Airlines
Fri 12/136:50 pmICN - PDX
2 stops21h 31mAmerican Airlines
Deal found 11/21$945
This Gotogate deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/310:35 amSEA - GMP
2 stops18h 55mANA
Tue 12/1712:25 pmGMP - SEA
2 stops23h 00mANA
Deal found 11/20$986
This Delta deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2810:35 amSEA - ICN
Nonstop12h 40mDelta
Mon 12/28:05 pmICN - SEA
Nonstop10h 08mDelta
Deal found 11/20$989
This Kissandfly.com deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/259:41 amSEA - ICN
1 stop26h 59mHawaiian Airlines
Sun 12/89:25 pmICN - SEA
1 stop17h 00mHawaiian Airlines
Deal found 11/21$997

Find flights from Washington to Seoul within your budget

Customize your flight search to find flights from Washington to Seoul that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleIncheon

SEA - ICN

SEAICN

Seattle/Tacoma Intl

Mon 1/27

10:35 am-3:15 pm

1 stop35h 40m

Incheon Intl

Fri 2/7

4:55 pm-9:50 am

1 stop33h 55m

$864

SeattleIncheon

SEA - ICN

SEAICN

Seattle/Tacoma Intl

Wed 12/4

5:15 am-9:50 pm

2 stops23h 35m

Incheon Intl

Thu 12/12

7:25 am-8:26 pm

3 stops30h 01m

$866

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 2/6

7:05 pm-3:15 pm

1 stop27h 10m

Incheon Intl

Sun 2/16

4:55 pm-10:12 pm

1 stop22h 17m

$876

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 2/25

6:05 am-11:55 am

2 stops36h 50m

Incheon Intl

Thu 3/6

8:55 am-3:25 pm

2 stops23h 30m

$895

SeattleIncheon

SEA - ICN

SEAICN

Seattle/Tacoma Intl

Tue 12/3

10:40 am-4:15 pm

Nonstop12h 35m

Incheon Intl

Thu 12/12

2:30 pm-2:55 pm

1 stop17h 25m

$896

SeattleIncheon

SEA - ICN

SEAICN

Seattle/Tacoma Intl

Tue 12/3

12:45 pm-5:50 pm

Nonstop12h 05m

Incheon Intl

Thu 12/12

6:15 pm-10:55 am

Nonstop9h 40m

$897

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 12/4

8:00 am-8:30 pm

1 stop19h 30m

Incheon Intl

Tue 12/24

4:40 pm-4:43 pm

2 stops41h 03m

$899

SeattleIncheon

SEA - ICN

SEAICN

Seattle/Tacoma Intl

Sun 1/26

5:15 pm-5:40 am

1 stop19h 25m

Incheon Intl

Sun 2/2

12:45 pm-3:45 pm

1 stop20h 00m

$902

SeattleIncheon

SEA - ICN

SEAICN

Seattle/Tacoma Intl

Mon 12/2

1:16 am-4:45 pm

1 stop22h 29m

Incheon Intl

Thu 12/12

6:50 pm-9:15 pm

1 stop19h 25m

$916

PortlandIncheon

PDX - ICN

PDXICN

Portland

Fri 12/6

7:00 am-4:15 pm

1 stop16h 15m

Incheon Intl

Sun 12/22

8:05 pm-4:28 pm

1 stop13h 23m

$932

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 60 results
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Best time to book a flight from Washington to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Washington to Seoul

Get recent, data-driven insights about flights from Washington to Seoul including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from State of Washington to Seoul?

Currently, October is the cheapest month in which you can book a flight from State of Washington to Seoul (average of $1,102). Flying from State of Washington to Seoul in June is currently the most expensive (average of $1,708). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to SEL?

Find hourly flight availability from Washington to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

When flying from State of Washington to Seoul, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from State of Washington to Seoul

Explore weekly flight availability from Washington to Seoul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 21, 2024.

The most flights from USWA to SEL are scheduled on a Monday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Seoul by month

Plan your trip to Seoul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

Temperature in Seoul by month

Plan your trip to Seoul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seoul. Reviews last updated November 21, 2024.
Read through reviews of airlines operating flights from Washington to Seoul, such as Air Canada, Asiana Airlines and Korean Air. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,024 reviews

Entertainment

8.2

Crew

8.7

Food

8.1

Boarding

8.5

Overall

8.5

Comfort

8.3

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Korean Air
8.5
Very good
1,024 reviews
Korean Air
8.5
Very good
1,024 reviews

Entertainment

8.2

Crew

8.7

Food

8.1

Boarding

8.5

Overall

8.5

Comfort

8.3

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

EVA Air
8.4
Very good
1,308 reviews
Korean Air
8.5
Very good
1,024 reviews

Entertainment

8.2

Crew

8.7

Food

8.1

Boarding

8.5

Overall

8.5

Comfort

8.3

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

ANA
8.4
Very good
833 reviews
Korean Air
8.5
Very good
1,024 reviews

Entertainment

8.2

Crew

8.7

Food

8.1

Boarding

8.5

Overall

8.5

Comfort

8.3

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Japan Airlines
8.3
Very good
1,457 reviews
Korean Air
8.5
Very good
1,024 reviews

Entertainment

8.2

Crew

8.7

Food

8.1

Boarding

8.5

Overall

8.5

Comfort

8.3

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Asiana Airlines
8.3
Very good
476 reviews
Korean Air
8.5
Very good
1,024 reviews

Entertainment

8.2

Crew

8.7

Food

8.1

Boarding

8.5

Overall

8.5

Comfort

8.3

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Related info for your journey

Find useful and relevant information for your journey from Washington to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this State of Washington to Seoul flight route?

    Flights from Washington to Seoul have been viewed 228 times in the past calendar month.

  • What are the cheapest airlines to fly from State of Washington to Seoul one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $461. However, be on the lookout for offers from Hawaiian Airlines and Asiana Airlines, as they are both options that can get you from State of Washington to Seoul for a low price.

  • What are the most popular routes from State of Washington to Seoul?

    When deciding which route to take from State of Washington to Seoul consider Seattle/Tacoma Intl - Incheon Intl, Seattle/Tacoma Intl - Seoul Gimpo Intl or Portland - Incheon Intl as they are the most popular.

  • What are the most reliable airlines from State of Washington to Seoul?

    Consider Korean Air (69%), Delta (57%) or Etihad Airways (53%) when booking your flight. These represent the most reliable airlines when flying from State of Washington to Seoul.

  • What are the cheapest flights from State of Washington to Seoul?

    While on average a flight from State of Washington to Seoul is generally $1,526, our data shows the cheapest flight currently is $420. When looking at the most popular route, (Seattle/Tacoma Intl - Incheon Intl), you can expect to pay $827 for that flight.

  • Can I find deals for flights from Washington to Seoul that include hotel bookings?

    Yes. In addition to deals on Washington to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Seoul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Seoul.

  • Can I find deals for business class flights from Washington to Seoul?

    Yes. Cheapflights offers flight deals from Washington to Seoul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Seoul?

    Currently, October is the cheapest month in which you can book a flight from State of Washington to Seoul (average of $1,102). Flying from State of Washington to Seoul in June is currently the most expensive (average of $1,708). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Washington to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Washington to Seoul

Discover the top 9 airlines that operate flights from Washington to Seoul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$600Average$813FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$769Average$1,477FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$852Average$1,025FlexibilityNo cancel feeOn-time67%
China AirlinesCheapest$856Average$945FlexibilityNo cancel feeOn-time70%
DeltaCheapest$959Average$1,521FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$970Average$1,150FlexibilityNo cancel feeOn-time77%
EVA AirCheapest$1,027Average$1,247FlexibilityNo cancel feeOn-time74%
Asiana AirlinesCheapest$1,027Average$1,298FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,056Average$1,497FlexibilityNo cancel feeOn-time81%
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