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Jeju City

$532+ 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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CJU
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$1,188
(Mytrip)

One-way from

$532
(Kiwi.com)
From Seattle/Tacoma Intl to Jeju City
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One-way flight from Seattle/Tacoma Intl to Jeju City
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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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/12. 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 7/910:00 amSEA - CJU
3 stops29h 35mMultiple Airlines
Wed 7/169:10 pmCJU - SEA
3 stops33h 06mMultiple Airlines
Deal found 6/12$1,188
This CheapOair deal was found by Cheapflights users on 6/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/277:20 amSEA - CJU
2 stops42h 50mChina Eastern
Sun 8/34:00 pmCJU - SEA
2 stops40h 51mChina Eastern
Deal found 6/12$1,612
This FlightHub deal was found by Cheapflights users on 6/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2710:15 amSEA - CJU
1 stop29h 00mSingapore Airlines
Fri 7/48:35 amCJU - SEA
1 stop40h 10mSingapore Airlines
Deal found 6/9$3,058

Cheapflights Fare Finder

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 June 12, 2025.
Use the filters below to find and compare flights from Seattle to Jeju City that are best for you.

Fly from

Seattle

Fly to

Jeju City

Route

Depart

Return

Price

SeattleJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Wed 7/9

10:00 am-7:35 am

3 stops29h 35m

Jeju City

Wed 7/16

9:10 pm-2:16 pm

3 stops33h 06m

$1,188

SeattleJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Sun 7/27

7:20 am-6:10 pm

2 stops42h 50m

Jeju City

Sun 8/3

4:00 pm-4:51 pm

2 stops40h 51m

$1,612

SeattleJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Fri 6/27

10:15 am-7:15 am

1 stop29h 00m

Jeju City

Fri 7/4

8:35 am-8:45 am

1 stop40h 10m

$3,058

SeattleJeju City

SEA - CJU

SEACJU

Seattle/Tacoma Intl

Mon 6/30

1:40 pm-6:00 pm

2 stops36h 20m

$532

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 June 12, 2025.
Singapore Airlines
8.1
Very good
1,302 reviews

Boarding

8.2

Comfort

7.9

Food

7.7

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very good
1,302 reviews
Singapore Airlines
8.1
Very good
1,302 reviews

Boarding

8.2

Comfort

7.9

Food

7.7

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
China Eastern
7.2
Good
150 reviews
Singapore Airlines
8.1
Very good
1,302 reviews

Boarding

8.2

Comfort

7.9

Food

7.7

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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.

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