SEA - CJU

$869 Find Cheap Flights from Seattle to Jeju City - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$869
Typical prices: $1,011-$1,612
Cathay Pacific
Sun 11/11Fri 11/16
SEA - CJU • 1 stop
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Booking Insights
Flight Deals

Cheap Flights from Seattle to Jeju City (SEA-CJU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Jeju City

Wed, Nov 11 - Mon, Nov 16
Cathay Pacific Logo
10:25 am - 7:10 pmSEA  Seattle/Tacoma Intl-CJU Jeju City
39h 45m1 stop Hong Kong Intl
Cathay Pacific Logo
8:00 pm - 8:45 amCJU  Jeju City-SEA Seattle/Tacoma Intl
29h 45m1 stop Hong Kong Intl
$869Cathay Pacific
Mon, Mar 29 - Tue, Apr 13
Cathay Pacific Logo
11:45 am - 6:25 amSEA  Seattle/Tacoma Intl-CJU Jeju City
26h 40m1 stop Hong Kong Intl
Cathay Pacific Logo
7:30 am - 10:05 amCJU  Jeju City-SEA Seattle/Tacoma Intl
18h 35m1 stop Hong Kong Intl
$992Cathay Pacific
Wed, Nov 11 - Mon, Nov 16
Multiple Airlines Logo
10:25 am - 7:10 pmSEA  Seattle/Tacoma Intl-CJU Jeju City
39h 45m1 stop Hong Kong Intl
Multiple Airlines Logo
11:40 am - 6:45 pmCJU  Jeju City-SEA Seattle/Tacoma Intl
24h 05m3 stops Taipei City Taiwan Taoyuan Intl Hong Kong Intl Manila Ninoy Aquino Intl
$1,054Multiple Airlines
Wed, Nov 11 - Mon, Nov 16
Multiple Airlines Logo
10:25 am - 6:40 amSEA  Seattle/Tacoma Intl-CJU Jeju City
27h 15m1 stop Hong Kong Intl
Multiple Airlines Logo
10:20 pm - 8:20 amCJU  Jeju City-SEA Seattle/Tacoma Intl
27h 00m2 stops Shanghai Pu Dong Beijing Capital
$1,103Multiple Airlines
Wed, Nov 11 - Mon, Nov 16
Multiple Airlines Logo
8:40 am - 10:40 pmSEA  Seattle/Tacoma Intl-CJU Jeju City
21h 00m2 stops Vancouver Intl Shanghai Pu Dong
Multiple Airlines Logo
7:50 am - 6:22 pmCJU  Jeju City-SEA Seattle/Tacoma Intl
27h 32m3 stops Shanghai Pu Dong Incheon Intl Vancouver Intl
$1,302Multiple Airlines
Sun, Mar 28 - Tue, Apr 13
Multiple Airlines Logo
1:15 am - 10:40 pmSEA  Seattle/Tacoma Intl-CJU Jeju City
29h 25m2 stops Taipei City Taiwan Taoyuan Intl Shanghai Pu Dong
Multiple Airlines Logo
11:00 am - 7:15 pmCJU  Jeju City-SEA Seattle/Tacoma Intl
24h 15m2 stops Shanghai Pu Dong Taipei City Taiwan Taoyuan Intl
$1,454Multiple Airlines
Mon, Mar 29 - Tue, Apr 13
Multiple Airlines Logo
11:45 am - 6:25 amSEA  Seattle/Tacoma Intl-CJU Jeju City
26h 40m1 stop Hong Kong Intl
Multiple Airlines Logo
7:30 am - 7:30 pmCJU  Jeju City-SEA Seattle/Tacoma Intl
28h 00m2 stops Hong Kong Intl Taipei City Taiwan Taoyuan Intl
$1,475Multiple Airlines
Fri, Dec 11 - Fri, Dec 18
Multiple Airlines Logo
7:00 am - 2:00 pmSEA  Seattle/Tacoma Intl-CJU Jeju City
38h 00m2 stops Honolulu Osaka Kansai Intl
Multiple Airlines Logo
11:45 am - 3:05 pmCJU  Jeju City-SEA Seattle/Tacoma Intl
20h 20m1 stop Taipei City Taiwan Taoyuan Intl
$1,511Multiple Airlines
Sun, Dec 13 - Sun, Dec 20
Multiple Airlines Logo
11:00 am - 8:05 pmSEA  Seattle/Tacoma Intl-CJU Jeju City
16h 05m1 stop Incheon Intl
Multiple Airlines Logo
10:40 pm - 2:10 pmCJU  Jeju City-SEA Seattle/Tacoma Intl
32h 30m2 stops Taipei City Taiwan Taoyuan Intl Incheon Intl
$1,527Multiple Airlines
Sun, Dec 13 - Sun, Dec 20
Multiple Airlines Logo
11:00 am - 8:05 pmSEA  Seattle/Tacoma Intl-CJU Jeju City
16h 05m1 stop Incheon Intl
Multiple Airlines Logo
10:50 am - 6:10 pmCJU  Jeju City-SEA Seattle/Tacoma Intl
24h 20m1 stop Taipei City Taiwan Taoyuan Intl
$1,531Multiple Airlines
Booking Insights

Price, demand and travel trends for Seattle to Jeju City flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Seattle to Jeju City?

Round-trip flights from Seattle to Jeju City typically range from $1,011 to $1,612. The lowest price found in the past 5 days was $869, on Cathay Pacific.

Find deals

Key details for Seattle to Jeju City flights

Cheapest flight

$869
Round-trip flight from Seattle to Jeju City

When to book flights from Seattle to Jeju City

Are your dates flexible? Find out the best times to travel from Seattle to Jeju City based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to Jeju City flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Seattle to Jeju City?

    Only Economy Class is available on flights from Seattle to Jeju City.

  • Do I need a passport to fly from Seattle to Jeju City?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Seattle to Jeju City flight?

    Round-trip flights from Seattle to Jeju City range from $1,011 to $1,612, with an average of $1,026 over the past 12 months. Anything below $1,011 counts as a good deal.

  • Have flight prices from Seattle to Jeju City changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $869 to $3,623. That means the highest observed fare was about 4x higher than the lowest one.

  • What car rental options are available at Jeju City Airport (CJU)?

    Jeju City Airport (CJU) hosts 5 major car rental companies, with daily rates averaging $35 for economy cars. Top options include:

    • The Safe Rent A Car
    • Rainbow rental
    • Yesaway
    • Jeju One Car
    • Jeju OK Rent A Car

  • Which airports can I use when flying from Seattle to Jeju City?

    Flights from Seattle to Jeju City usually depart from Seattle/Tacoma Intl (SEA) and arrive at Jeju City (CJU).

  • Can I save money by using flexible dates for flights from Seattle to Jeju City?

    Yes. Flexible dates can save you up to 38% on flights from Seattle to Jeju City. Sunday is the cheapest departure day at $1,011 round-trip on average, while Saturday is the most expensive at $1,612, a difference of $601.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What is the time difference between Seattle and Jeju City?

    Jeju City is 16 hours ahead of Seattle (Korean Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Seattle to Jeju City flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Saturday. On this route, Sunday flights average $1,011, about $601 less than Saturday fares (37% savings) based on the last 12 months.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Jeju City Airport.

    • Maison Glad Jeju
    • Staz Hotel Heritage
    • Hotel Sirius

More options for your flight from Seattle to Jeju City

Complete your trip to Jeju City with a hotel stay or car rental

Car rentals in Jeju City
Hotels in Jeju City