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Jeju-do

$532+ Cheap flights from Seattle (SEA) to Jeju-do

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-do

Keep the following information in mind while searching for Seattle to Jeju-do flight deals. Data was last updated June 12, 2025.

Round-trip from

$1,188
(Mytrip)

One-way from

$532
(Kiwi.com)
From Seattle/Tacoma Intl to Jeju-do
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One-way flight from Seattle/Tacoma Intl to Jeju-do
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Find flight deals from Seattle to Jeju-do

Cheapest flights from Seattle to Jeju-do
Explore the most affordable flight options available from Seattle to Jeju-do. 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-do 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-do that are best for you.

Fly from

Seattle

Fly to

Jeju-do

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-do

Have a flexible travel schedule? Discover the best time to fly to Jeju-do 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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Jeju-do
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Jeju-do

Get insights into the airlines that provide service to Jeju-do. 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-do. Reviews last updated June 12, 2025.
Singapore Airlines
8.1
Very good
1,302 reviews

Food

7.7

Boarding

8.2

Entertainment

8.0

Overall

8.1

Comfort

7.9

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

Food

7.7

Boarding

8.2

Entertainment

8.0

Overall

8.1

Comfort

7.9

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

Food

7.7

Boarding

8.2

Entertainment

8.0

Overall

8.1

Comfort

7.9

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-do. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Jeju-do?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Jeju-do. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Jeju-do 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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