HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Jeju City

$514+ Cheap flights from Seattle (SEA) to Jeju City (CJU)

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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CJU
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Jeju City with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Seattle to Jeju City

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Jeju City (CJU). 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 January 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$991
(Ovago)
Provider with most accurate pricing for Seattle/Tacoma Intl-Jeju City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Jeju City flights.
Search Deals
From Seattle/Tacoma Intl to Jeju City
Search Deals

Find flight deals from Seattle to Jeju City

Cheapest flights from Seattle to Jeju City
Explore the most affordable flight options available from Seattle to Jeju City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Ovago deal was found by Cheapflights users on 1/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/47:10 amSEA - CJU
2 stops36h 40mChina Eastern
Tue 3/116:55 pmCJU - SEA
2 stops38h 00mChina Eastern
Deal found 1/19$875
This Trip.com deal was found by Cheapflights users on 1/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/612:10 amSEA - CJU
1 stop36h 55mMultiple Airlines
Fri 3/1410:40 pmCJU - SEA
1 stop36h 35mMultiple Airlines
Deal found 1/21$1,067
This Gotogate deal was found by Cheapflights users on 1/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/712:45 pmSEA - CJU
2 stops29h 50mAsiana Airlines
Fri 3/1410:35 pmCJU - SEA
2 stops29h 20mAsiana Airlines
Deal found 1/21$1,481

Find flights from Seattle to Jeju City within your budget

Customize your flight search to find flights from Seattle to Jeju City 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 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Thu 3/6

6:10 am-12:50 pm

2 stops37h 40m

Jeju City

Thu 3/13

6:55 pm-4:53 pm

2 stops37h 58m

$991

SeattleJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Thu 3/6

12:10 am-6:05 am

1 stop36h 55m

Jeju City

Fri 3/14

10:40 pm-7:15 pm

1 stop36h 35m

$1,067

SeattleJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Fri 3/7

12:45 pm-11:35 am

2 stops29h 50m

Jeju City

Fri 3/14

10:35 pm-11:55 am

2 stops29h 20m

$1,481

SeattleJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Fri 6/20

10:15 am-7:15 am

1 stop53h 00m

Jeju City

Fri 7/4

9:10 am-8:45 am

1 stop39h 35m

$1,668

SeattleJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Fri 3/7

12:45 pm-5:15 pm

3 stops59h 30m

$514

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Compare providers for flights from Seattle to Jeju City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Jeju City in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Jeju City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Jeju City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Jeju City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Jeju City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Jeju City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Jeju City

Have a flexible travel schedule? Discover the best time to fly to Jeju City from Seattle 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.

Reviews of airlines servicing Jeju City

Get insights into the airlines that provide service to Jeju City. 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 Jeju City. Reviews last updated January 21, 2025.
Asiana Airlines
8.3
Very good
466 reviews

Entertainment

7.8

Food

8.1

Boarding

8.4

Crew

8.5

Overall

8.3

Comfort

8.1

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

Asiana Airlines
8.3
Very good
466 reviews
Asiana Airlines
8.3
Very good
466 reviews

Entertainment

7.8

Food

8.1

Boarding

8.4

Crew

8.5

Overall

8.3

Comfort

8.1

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

Singapore Airlines
8.1
Very good
1,328 reviews
Asiana Airlines
8.3
Very good
466 reviews

Entertainment

7.8

Food

8.1

Boarding

8.4

Crew

8.5

Overall

8.3

Comfort

8.1

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

China Eastern
7.0
Good
134 reviews
Asiana Airlines
8.3
Very good
466 reviews

Entertainment

7.8

Food

8.1

Boarding

8.4

Crew

8.5

Overall

8.3

Comfort

8.1

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

Related info for your journey

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

  • Can I find deals for flights from Seattle to Jeju City that include hotel bookings?

    Yes. In addition to deals on Seattle to Jeju City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Jeju City?

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

  • Can I find deals for business class flights from Seattle to Jeju City?

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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Seogwipo

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Jeju City by adding a car rental and/or hotel reservation to your travel itinerary.
Jeju City car rentals
Jeju City Airport car rentals
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.