SEL - CJU

$15 Find Cheap Flights from Seoul to Jeju City - Compare and Save

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Everything you should know

Cheapest round-trip
$52
Typical prices: $56-$88
Jeju Air
Sun 11/25Sun 12/2
ICN - CJU • Non-stop
Cheapest one-way
$15
Typical prices: $37-$83
Jeju Air
Fri 11/9
ICN - CJU • Non-stop
Nonstop flights
You can fly direct with Jeju Air, Korean Air and others. Average duration is 1h 16m.
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 25% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 89% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 24 weeks in advance save around 11% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 52% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $114 (round-trip)
Shortest trip • 5h 27m (one-way)
Insights
Insights
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We hope you love your trip to Jeju City!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Seoul to Jeju City (SEL-CJU)

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

Recent round-trip flight deals from Seoul to Jeju City

Mon, Nov 9 - Wed, Nov 25
Jeju Air Logo
6:50 pm - 8:05 pmICN  Incheon Intl-CJU Jeju City
1h 15mnonstop
Jeju Air Logo
4:20 pm - 5:30 pmCJU  Jeju City-ICN Incheon Intl
1h 10mnonstop
$52Jeju Air
Wed, Nov 25 - Wed, Dec 2
Jeju Air Logo
6:50 pm - 8:05 pmICN  Incheon Intl-CJU Jeju City
1h 15mnonstop
Jeju Air Logo
4:20 pm - 5:30 pmCJU  Jeju City-ICN Incheon Intl
1h 10mnonstop
$52Jeju Air
Mon, Nov 23 - Mon, Nov 30
Multiple Airlines Logo
6:40 pm - 7:55 pmGMP  Seoul Gimpo Intl-CJU Jeju City
1h 15mnonstop
Multiple Airlines Logo
9:05 pm - 10:20 pmCJU  Jeju City-GMP Seoul Gimpo Intl
1h 15mnonstop
$53Multiple Airlines
Wed, Dec 9 - Fri, Dec 11
Multiple Airlines Logo
3:45 pm - 5:00 pmGMP  Seoul Gimpo Intl-CJU Jeju City
1h 15mnonstop
Multiple Airlines Logo
1:05 pm - 2:25 pmCJU  Jeju City-GMP Seoul Gimpo Intl
1h 20mnonstop
$53Multiple Airlines
Sun, Nov 29 - Wed, Dec 2
Eastar Jet Logo
3:15 pm - 4:30 pmGMP  Seoul Gimpo Intl-CJU Jeju City
1h 15mnonstop
Eastar Jet Logo
7:50 am - 9:05 amCJU  Jeju City-GMP Seoul Gimpo Intl
1h 15mnonstop
$58Eastar Jet
Wed, Dec 9 - Fri, Dec 11
Jin Air Logo
3:45 pm - 5:00 pmGMP  Seoul Gimpo Intl-CJU Jeju City
1h 15mnonstop
Jin Air Logo
10:00 am - 11:15 amCJU  Jeju City-GMP Seoul Gimpo Intl
1h 15mnonstop
$58Jin Air
Sat, Nov 14 - Wed, Nov 18
Trinity Airways (Formerly T'way Air) Logo
7:05 pm - 8:20 pmGMP  Seoul Gimpo Intl-CJU Jeju City
1h 15mnonstop
Trinity Airways (Formerly T'way Air) Logo
7:55 am - 9:10 amCJU  Jeju City-GMP Seoul Gimpo Intl
1h 15mnonstop
$59Trinity Airways (Formerly T'way Air)
Thu, Dec 3 - Mon, Dec 7
Trinity Airways (Formerly T'way Air) Logo
2:30 pm - 3:45 pmGMP  Seoul Gimpo Intl-CJU Jeju City
1h 15mnonstop
Trinity Airways (Formerly T'way Air) Logo
9:05 pm - 10:20 pmCJU  Jeju City-GMP Seoul Gimpo Intl
1h 15mnonstop
$62Trinity Airways (Formerly T'way Air)
Mon, Mar 15 - Thu, Mar 18
Eastar Jet Logo
7:15 pm - 8:30 pmGMP  Seoul Gimpo Intl-CJU Jeju City
1h 15mnonstop
Eastar Jet Logo
9:05 am - 10:20 amCJU  Jeju City-GMP Seoul Gimpo Intl
1h 15mnonstop
$64Eastar Jet
Sun, Nov 15 - Mon, Nov 16
Jin Air Logo
6:30 am - 7:45 amGMP  Seoul Gimpo Intl-CJU Jeju City
1h 15mnonstop
Jin Air Logo
9:15 pm - 10:30 pmCJU  Jeju City-GMP Seoul Gimpo Intl
1h 15mnonstop
$70Jin Air
Booking Insights

Price, demand and travel trends for Seoul 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 Seoul to Jeju City?

Round-trip flights from Seoul to Jeju City typically range from $56 to $88. The lowest price found in the past 5 days was $52, on Jeju Air.

What is the cheapest Seoul to Jeju City flight route?

Seoul Gimpo Intl Airport (GMP) to Jeju City (CJU) is the cheapest Seoul to Jeju City route, averaging $80 round-trip. Other Seoul to Jeju City routes average $134, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Seoul to Jeju City?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Seoul to Jeju City. It’s 30% cheaper than the average day, while Friday is the most expensive, with prices 3% higher.

What’s the cheapest month to fly from Seoul to Jeju City?

•November is the cheapest month to fly from Seoul to Jeju City at $38 round-trip.
•October ($108) and August ($93) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 184% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Seoul to Jeju City the cheapest?

Flights from Seoul to Jeju City are cheapest 24 weeks before departure. Booking in this window typically costs about 11% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Seoul to Jeju City

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Daniel Scheffler

Daniel Scheffler

Expert on Jeju Air and CJU

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

John Walton

John Walton

Expert on Asiana Airlines and Jin Air

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Robert Schrader

Robert Schrader

Expert on Korean Air and GMP

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Key details for Seoul to Jeju City flights

Low season

December

Cheapest flight

$15
Beat the crowds with an average 58% drop in travelers.
The most popular month to fly with an average 107% increase in travelers.
One-way flight from Incheon Intl Airport to Jeju City

When to book flights from Seoul to Jeju City

Are your dates flexible? Find out the best times to travel from Seoul 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 Seoul to Jeju City flight questions, answered

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

  • What are the earliest and latest flights from Seoul to Jeju City?

    These are the earliest and latest flight times available from Seoul to Jeju City:

    • Earliest: departs at 6:00 am and lands at 7:16 am
    • Latest: departs at 9:00 pm and lands at 10:16 pm.

    The flight takes about 1h 16m.

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

    Three cabin classes are available on flights from Seoul to Jeju City:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Seoul to Jeju City?

    A nonstop flight from Seoul to Jeju City takes 1h 16m, covering 280 miles.

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

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

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

    Round-trip flights from Seoul to Jeju City range from $56 to $88, with an average of $80 over the past 12 months. Anything below $56 counts as a good deal.

  • How expensive are last-minute Seoul to Jeju City flights?

    Last-minute fares on this route (booked within two weeks of departure) are 0% below the route average of $80. Booking late can sometimes save you money, but inventory is limited.

  • How much can I save by taking a layover when flying from Seoul to Jeju City?

    On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $80 round-trip, compared to $114 via a layover through Gwangju (KWJ).

  • How does on-time performance compare across airlines flying from Seoul to Jeju City?

    Korean Air is slightly above the route average for timely arrivals, while Asiana Airlines has a lower on-time arrival rate. On-time arrival rates on Seoul to Jeju City flights are:

    • Korean Air: 89% on time
    • Asiana Airlines: 89% on time
    • Parata Air: 87% on time

    Overall, flights on this route are punctual 86% of the time on average.

  • What is the standard checked-bag allowance on flights from Seoul to Jeju City?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $13–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • How are flight departures from Seoul to Jeju City spread across the day?

    Morning is the busiest departure period on Seoul to Jeju City flights, with 41% of flights leaving in that window. Afternoon departures account for 34%, evening flights for 25%, and night flights for 0%.

  • How are flight prices from Seoul to Jeju City looking right now?

    One-way fares from Seoul to Jeju City are currently lower than usual. Average one-way flight prices are about $27, which is 56% below the typical average for this route.

  • 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 Seoul to Jeju City?

    Flights from Seoul to Jeju City may depart from several airports in Seoul area, including Seoul Gimpo Intl (GMP) and Incheon Intl (ICN). Flights usually arrive at Jeju City (CJU).

  • What time of day has the fewest delays on flights from Seoul to Jeju City?

    Night flights have the fewest delays on this route, while afternoon departures tend to have the most.

  • At what point is a flight considered delayed from Seoul to Jeju City?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Seoul to Jeju City route, 14% of flights were delayed in the past 3 months, with delays averaging 1h 20m.

  • Which airports do connecting flights from Seoul to Jeju City pass through?

    One-stop flights from Seoul to Jeju City most commonly connect through:

    • Shanghai Pu Dong (PVG) - 49% of one-stop connections
    • Osaka Kansai Intl (KIX) - 19% of one-stop connections
    • Fukuoka (FUK) - 15% of one-stop connections
    • Busan Gimhae (PUS) - 15% of one-stop connections

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

    Yes. Flexible dates can save you up to 33% on flights from Seoul to Jeju City. Tuesday is the cheapest departure day at $56 round-trip on average, while Friday is the most expensive at $83, a difference of $27.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Seoul to Jeju City?

    9 airlines operate flights between Seoul and Jeju City. The airlines offering nonstop flights on this route include:

    • Jeju Air
    • Korean Air
    • Eastar Jet
    • Trinity Airways (Formerly T'way Air)
    • Asiana Airlines
    • Jin Air

  • How much time can I save by choosing a different layover airport from Seoul to Jeju City?

    Flying via Gwangju (KWJ) gives the shortest average 1-stop total travel time at 3h 19m, compared with 5h 27m via Busan Gimhae (PUS) and 7h 18m via Osaka Kansai Intl (KIX).

  • Which airlines offer extra legroom and free seat selection on Seoul to Jeju City flights?

    Among airlines operating Seoul to Jeju City flights:

    • Jeju Air: offers free seat selection
    • Eastar Jet: offers free seat selection
    • Air Seoul: offers free seat selection
    • Korean Air: offers extra legroom; offers free seat selection
    • Asiana Airlines: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Seoul to Jeju City flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Trinity Airways (Formerly T'way Air): a cabin bag and a checked bag in Economy Class
    • Jeju Air: a cabin bag and a checked bag in Economy Class
    • Eastar Jet: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

  • Are there any nursing facilities at Seoul Incheon Airport?

    Yes, the airport has baby care facilities in Terminal 1 and Terminal 2. These facilities have washbasins, changing tables, bottle sanitizers and other nursing equipment. The airport also has Children's Play Areas for children before boarding flights to Jeju City. In Terminal 1, they are near Gates 14, 41, 45 and 9 on the third floor and by Gate 110 on the third floor of the Concourse. In Terminal 2, they are near Gates 231, 242, 254, 268 and 257.

  • How can I access the lounges at Seoul Incheon Airport?

    Several lounges are located at ICN. SKY HUB Lounge (East) is in the East Transit Zone on the 4th Floor of Terminal 2 near Gate 268. Matina Lounge is airside on the 4th Floor of Terminal 2, across from Gate 252. Sky Hub also has lounges in the West and East Transit Zones of Terminal 1 and at the Concourse.

Your guide to booking Seoul 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 Tuesday departure and avoid flying on Friday. On this route, Tuesday flights average $56, about $27 less than Friday fares (33% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 24 weeks before you fly. On this route, that window historically saves about 11% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Seoul to Jeju City trip for November. Fares historically average $38 round-trip in that month - typically $70 less than the most expensive month, which is October (based on the last 12 months).
  • For the best chance of arriving on time, fly with Korean Air. Over the past three months, 89% of Korean Air flights from Seoul to Jeju City arrived on time, slightly above the route average of 86%. When flights on this route arrive late, they're delayed by an average of 1h 20m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • 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
  • At Seoul Incheon Airport (ICN), use the underground train or the street shuttle buses to get between Terminal 1 and Terminal 2. The terminals are too far apart to walk between.
  • If you need accessibility support, CJU has 33 accessible restrooms, disabled parking spaces, elevators and raised blocks to make it easier to get around and access airport services.

Prefer to fly direct from Seoul to Jeju City?

 
Find which airlines fly direct from Seoul to Jeju City Airport, which days they fly and book direct flights.

Direct departures

Seoul to Jeju City

Monday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

Tuesday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

Wednesday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

Thursday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

Friday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

Saturday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

Sunday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

See more direct flights

Direct returns

Jeju City to Seoul

Monday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

Tuesday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

Wednesday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

Thursday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

Friday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

Saturday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

Sunday

Air Busan,Air Seoul,Asiana Airlines, +6 more

Air Busan,Air Seoul, +7 more

See more direct flights

More options for your flight from Seoul to Jeju City

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