HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Seattle (SEA) to Jeju City (CJU) from $1,859

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/28. 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.
SEA — CJU
May 10 — May 171
From?
To?
Fri 5/10
Fri 5/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

What is the cheapest day to fly round-trip from Seattle to Jeju City?

Saturday flights are found to be more expensive to fly from Seattle to Jeju City. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Jeju City.

When is the cheapest time to fly from Seattle to Jeju City (SEA - CJU)?

One of the essential ways to save on airfare from Seattle to Jeju City is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 26% on airfare.

Cheap Asiana Airlines flights from Seattle to Jeju City

Explore cheap flight options specifically provided by Asiana Airlines for the route between Seattle and Jeju City. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 5, 2024.
Take a look at some of the lowest-priced Asiana Airlines flights heading from Seattle to Jeju City. Make sure to double check the flight details before booking.
Mon 6/32:20 pmSEA - CJU
1 stop25h 00mAsiana Airlines
Tue 6/1112:35 pmCJU - SEA
1 stop16h 10mAsiana Airlines
Deal found 5/4$1,883
Tue 5/282:20 pmSEA - CJU
1 stop15h 40mAsiana Airlines
Wed 6/121:10 pmCJU - SEA
1 stop15h 35mAsiana Airlines
Deal found 5/4$1,949
Wed 5/292:20 pmSEA - CJU
1 stop25h 00mAsiana Airlines
Wed 6/121:10 pmCJU - SEA
1 stop15h 35mAsiana Airlines
Deal found 5/4$1,960
Tue 5/282:20 pmSEA - CJU
1 stop15h 40mAsiana Airlines
Mon 6/102:25 pmCJU - SEA
1 stop14h 20mAsiana Airlines
Deal found 5/4$1,986
Wed 5/292:20 pmSEA - CJU
1 stop25h 00mAsiana Airlines
Mon 6/102:25 pmCJU - SEA
1 stop14h 20mAsiana Airlines
Deal found 5/4$1,998
Thu 5/302:20 pmSEA - CJU
1 stop25h 00mAsiana Airlines
Mon 6/102:25 pmCJU - SEA
1 stop14h 20mAsiana Airlines
Deal found 5/4$2,011
Tue 5/282:20 pmSEA - CJU
1 stop15h 40mAsiana Airlines
Thu 6/612:35 pmCJU - SEA
1 stop16h 10mAsiana Airlines
Deal found 5/4$2,049
Thu 5/302:20 pmSEA - CJU
1 stop25h 00mAsiana Airlines
Wed 6/121:10 pmCJU - SEA
1 stop15h 35mAsiana Airlines
Deal found 5/4$2,059
Wed 5/292:20 pmSEA - CJU
1 stop25h 00mAsiana Airlines
Thu 6/612:35 pmCJU - SEA
1 stop16h 10mAsiana Airlines
Deal found 5/4$2,060

Cheap Korean Air flights from Seattle to Jeju City

Explore cheap flight options specifically provided by Korean Air for the route between Seattle and Jeju City. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 5, 2024.
To aid your search, here are some of the cheapest Korean Air flights we've found from Seattle to Jeju City. Ensure the flight price, dates, time, and airline match your criteria before you book.
Thu 5/301:00 pmSEA - CJU
1 stop16h 40mKorean Air
Thu 6/612:25 pmCJU - SEA
1 stop14h 25mKorean Air
Deal found 5/4$2,095
Thu 5/301:00 pmSEA - CJU
1 stop16h 40mKorean Air
Fri 6/712:25 pmCJU - SEA
1 stop14h 25mKorean Air
Deal found 5/4$2,142
Fri 5/311:00 pmSEA - CJU
1 stop16h 40mKorean Air
Fri 6/711:30 amCJU - SEA
1 stop15h 20mKorean Air
Deal found 5/4$2,190
Sun 6/21:00 pmSEA - CJU
1 stop16h 40mKorean Air
Mon 6/1011:30 amCJU - SEA
1 stop15h 20mKorean Air
Deal found 5/4$2,261
Sun 6/21:00 pmSEA - CJU
1 stop26h 50mKorean Air
Fri 6/711:30 amCJU - SEA
1 stop15h 20mKorean Air
Deal found 5/4$2,308
Wed 5/291:00 pmSEA - CJU
1 stop27h 10mKorean Air
Thu 6/63:50 pmCJU - SEA
2 stops22h 01mKorean Air
Deal found 5/4$5,162
Wed 5/293:25 pmSEA - CJU
2 stops28h 35mKorean Air
Wed 6/123:00 pmCJU - SEA
2 stops24h 04mKorean Air
Deal found 5/4$5,167
Thu 5/303:25 pmSEA - CJU
2 stops25h 55mKorean Air
Thu 6/62:40 pmCJU - SEA
2 stops23h 11mKorean Air
Deal found 5/4$5,207
Thu 5/303:25 pmSEA - CJU
2 stops25h 55mKorean Air
Fri 6/75:20 pmCJU - SEA
2 stops21h 05mKorean Air
Deal found 5/4$5,357

Cheap Seattle to Jeju City flights in May & June 2024

Find cheap flight options from Seattle to Jeju City specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Prices were last updated on May 5, 2024.
Check out some of the best flight deals from Seattle to Jeju City in 2024. For more flight deals, be sure to check back very soon.
Tue 5/288:35 amSEA - CJU
2 stops38h 15mMultiple Airlines
Wed 6/1212:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,859
Sun 6/21:30 pmSEA - CJU
2 stops38h 50mMultiple Airlines
Wed 6/1212:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,863
Tue 5/288:35 amSEA - CJU
2 stops38h 15mMultiple Airlines
Tue 6/1112:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,870
Mon 6/32:20 pmSEA - CJU
1 stop25h 00mAsiana Airlines
Wed 6/121:10 pmCJU - SEA
1 stop15h 35mAsiana Airlines
Deal found 5/4$1,883
Sun 6/27:00 amSEA - CJU
2 stops32h 10mMultiple Airlines
Tue 6/1112:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,895
Tue 5/288:35 amSEA - CJU
2 stops38h 15mMultiple Airlines
Mon 6/1012:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,901
Sun 6/21:30 pmSEA - CJU
2 stops38h 50mMultiple Airlines
Mon 6/1012:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,904
Thu 5/304:40 pmSEA - CJU
2 stops35h 35mMultiple Airlines
Wed 6/1212:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,921
Thu 5/304:40 pmSEA - CJU
2 stops35h 35mMultiple Airlines
Tue 6/1112:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,931

Seattle to Jeju City 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Jeju City in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 5, 2024.
Check out some of the best flight deals from Seattle to Jeju City in 2024. For more flight deals, be sure to check back very soon.
Tue 5/288:35 amSEA - CJU
2 stops38h 15mMultiple Airlines
Wed 6/1212:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,859
Sun 6/21:30 pmSEA - CJU
2 stops38h 50mMultiple Airlines
Wed 6/1212:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,863
Tue 5/288:35 amSEA - CJU
2 stops38h 15mMultiple Airlines
Tue 6/1112:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,870
Mon 6/32:20 pmSEA - CJU
1 stop25h 00mAsiana Airlines
Wed 6/121:10 pmCJU - SEA
1 stop15h 35mAsiana Airlines
Deal found 5/4$1,883
Sun 6/27:00 amSEA - CJU
2 stops32h 10mMultiple Airlines
Tue 6/1112:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,895
Tue 5/288:35 amSEA - CJU
2 stops38h 15mMultiple Airlines
Mon 6/1012:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,901
Sun 6/21:30 pmSEA - CJU
2 stops38h 50mMultiple Airlines
Mon 6/1012:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,904
Thu 5/304:40 pmSEA - CJU
2 stops35h 35mMultiple Airlines
Wed 6/1212:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,921
Thu 5/304:40 pmSEA - CJU
2 stops35h 35mMultiple Airlines
Tue 6/1112:20 pmCJU - SEA
1 stop16h 25mMultiple Airlines
Deal found 5/4$1,931

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 2,795,183 searches. Data last updated May 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,859 - $2,142

Route

Depart

Return

Price

Seattle/Tacoma IntlJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Tue 5/28

2 stops38h 15m

Jeju City

Wed 6/12

1 stop16h 25m

$1,859

Seattle/Tacoma IntlJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Sun 6/2

2 stops38h 50m

Jeju City

Wed 6/12

1 stop16h 25m

$1,863

Seattle/Tacoma IntlJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Tue 5/28

2 stops38h 15m

Jeju City

Tue 6/11

1 stop16h 25m

$1,870

Seattle/Tacoma IntlJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Mon 6/3

1 stop25h 00m

Jeju City

Tue 6/11

1 stop16h 10m

$1,883

Seattle/Tacoma IntlJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Sun 6/2

2 stops32h 10m

Jeju City

Tue 6/11

1 stop16h 25m

$1,895

Seattle/Tacoma IntlJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Tue 5/28

1 stop15h 40m

Jeju City

Wed 6/12

1 stop15h 35m

$1,949

Seattle/Tacoma IntlJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Wed 5/29

1 stop25h 00m

Jeju City

Wed 6/12

1 stop15h 35m

$1,960

Seattle/Tacoma IntlJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Thu 5/30

1 stop16h 40m

Jeju City

Thu 6/6

1 stop14h 25m

$2,095

Seattle/Tacoma IntlJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Thu 5/30

1 stop16h 40m

Jeju City

Fri 6/7

1 stop14h 25m

$2,142

Flights are sorted by cheapest first

Deals found on 5/4

When is the cheapest time to fly from Seattle to Jeju City?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Jeju City. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Jeju City flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search 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 May 5, 2024.
See what other customers who have flown with Asiana Airlines and Korean Air from Seattle to Jeju City have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,185 reviews
Check prices

Overall

8.5

Comfort

8.3

Boarding

8.6

Crew

8.8

Entertainment

8.2

Food

8.2

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Korean Air
8.5
Very good
1,185 reviews
Korean Air
8.5
Very good
1,185 reviews
Check prices

Overall

8.5

Comfort

8.3

Boarding

8.6

Crew

8.8

Entertainment

8.2

Food

8.2

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Asiana Airlines
8.4
Very good
585 reviews
Korean Air
8.5
Very good
1,185 reviews
Check prices

Overall

8.5

Comfort

8.3

Boarding

8.6

Crew

8.8

Entertainment

8.2

Food

8.2

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

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 flights from Seattle to Jeju City for under $1,900 on Cheapflights?

    Yes, there are multiple flights from Seattle to Jeju City for under $1,900. The cheapest flight booked recently is on Multiple Airlines for just $1,859, but on average you can expect to pay $1,954.

  • What are the cheapest airlines flying from Seattle to Jeju City round-trip?

    Flying on Asiana Airlines is currently your cheapest option to Jeju City, with prices starting at $1,883. Another option worth looking into is Korean Air, starting at $2,095 round trip.

  • What does SEA to CJU mean?

    Seattle/Tacoma Intl Airport is SEA and Jeju City Airport is CJU. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Seattle to Jeju City that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Jeju City flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Jeju City with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Jeju City flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Seattle to Jeju City that allow pets onboard?

    Many airlines flying from Seattle to Jeju City offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Jeju City?

    Yes, you can often find last-minute deals on Seattle to Jeju City flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Jeju City flight deals updated?

    The Seattle to Jeju City flight deals you see on this page were last updated on 5/4.

See more FAQs

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

Top airline flying from Seattle to Jeju City

Discover the top airline that operate flights from Seattle to Jeju City. 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 2,795,183 searches. Data last updated May 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$1,538Average$1,976FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Cincinnati to Las Vegas flights
Los Angeles to Cabo San Lucas flights
Las Vegas to Boston flights
Dallas to Orlando flights
Atlanta to Cancún flights
New Orleans to New York flights
Los Angeles to Paris flights
Los Angeles to Puerto Vallarta flights
Newark Airport to Phoenix flights
San Francisco to India flights
Seattle to Phoenix flights
Seattle to Cook Islands flights

Search flights from Seattle to Jeju City by cabin class

Find flights from Seattle to Jeju City, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Saint Peter Jersey
Flights to Kirkwall Arpt
Flights to Skiathos
Flights to Naxos
Flights to Ningbo Lishe Intl
Flights to Edremit/Korfez
Flights to Bourgas
Flights to Bodø
Flights to Pellston Emmet County
Flights to Cornwall Newquay
Flights to Ordu/Giresun
Flights to Batumi
Flights to Mason City
Flights to Biarritz Parme
Flights to Zakynthos Dionsios Salomos
Flights to Cortez Montezuma County
Flights to Clermont-Ferrand Aulnat
Flights to Nevsehir
Flights to Hyannis Barnstable
Flights to Girona Costa Brava
Flights to Kagoshima
Flights to Perugia Sant Egidio
Flights to Oran Es Senia
Flights to Chios

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Jeju City?

Deals for Seattle to Jeju City flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Jeju City?

Millions of users choose and trust Cheapflights to book the best flight deals from Seattle to Jeju City for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Seattle to Jeju City with no change fees?

Yes, we can. To see specific flights from Seattle to Jeju City with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Seattle to Jeju City become cheaper?

Yes, Cheapflights offers price alerts on Seattle to Jeju City flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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.
View all available airlines