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Cheap flights from Seoul to Jeju City from £23

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 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — CJU
28 Aug — 4 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seoul to Jeju City are usually found in January or March, booked 9 days in advance, depart on a Tuesday or Sunday and return on a Tuesday

Cheap flight deals from Seoul to Jeju City

Enter your travel dates to find the best prices.

Cheapest flights from Seoul to Jeju City
Explore the most affordable flight options available from Seoul to Jeju City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2026.

Wed 2/919:25
GMP
-
CJU
Nonstop1h 15m
Jeju Air
Fri 4/908:15
CJU
-
GMP
Nonstop1h 15m
Jeju Air
Deal found 27/7£45
Mon 31/819:00
GMP
-
CJU
Nonstop1h 15m
Jin Air
Wed 2/907:00
CJU
-
GMP
Nonstop1h 15m
Jin Air
Deal found 26/7£46
Tue 25/819:00
GMP
-
CJU
Nonstop1h 15m
T'way Air
Thu 27/807:50
CJU
-
GMP
Nonstop1h 15m
T'way Air
Deal found 29/7£47
Wed 9/919:05
GMP
-
CJU
Nonstop1h 15m
Jin Air
Fri 11/907:00
CJU
-
GMP
Nonstop1h 15m
Jin Air
Deal found 28/7£47
Sun 6/919:10
GMP
-
CJU
Nonstop1h 15m
Eastar Jet
Wed 9/908:00
CJU
-
GMP
Nonstop1h 15m
Eastar Jet
Deal found 26/7£48
Mon 24/819:05
GMP
-
CJU
Nonstop1h 15m
Jin Air
Thu 27/808:25
CJU
-
GMP
Nonstop1h 15m
Jin Air
Deal found 29/7£49
Mon 24/818:00
GMP
-
CJU
Nonstop1h 15m
T'way Air
Wed 26/807:50
CJU
-
GMP
Nonstop1h 15m
T'way Air
Deal found 27/7£50
Tue 25/819:05
GMP
-
CJU
Nonstop1h 15m
Jin Air
Fri 28/807:20
CJU
-
GMP
Nonstop1h 15m
Jin Air
Deal found 29/7£50
Wed 9/1220:25
GMP
-
CJU
Nonstop1h 15m
Jeju Air
Fri 11/1207:00
CJU
-
GMP
Nonstop1h 15m
Jeju Air
Deal found 28/7£51
Mon 24/820:45
GMP
-
CJU
Nonstop1h 15m
Asiana Airlines
Thu 27/807:05
CJU
-
GMP
Nonstop1h 15m
Asiana Airlines
Deal found 24/7£52
Mon 10/819:00
GMP
-
CJU
Nonstop1h 15m
Jin Air
Thu 13/807:05
CJU
-
GMP
Nonstop1h 15m
Jin Air
Deal found 28/7£53
Tue 18/820:45
GMP
-
CJU
Nonstop1h 15m
Asiana Airlines
Thu 20/806:25
CJU
-
GMP
Nonstop1h 15m
Asiana Airlines
Deal found 24/7£53

Find flight deals from Seoul to Jeju City

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) 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 29 July 2026.

Round-trip from

£45

One-way from

£23

Popular in

October

Cheapest in

January

Average price

£62

Good round-trip deal

£59 or less

Good one-way deal

£28 or less
Jeju Air
  • Jeju Air
  • 2/9-4/9
  • Nonstop
  • 2h 30m total
  • Seoul to Jeju City
Search Deals
Air Seoul
  • Air Seoul
  • 24/8
  • Nonstop
  • 1h 15m total
  • Seoul to Jeju City
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Seoul (SEL) to Jeju City.
Search Deals
Price to beat on a one-way flight from Seoul (SEL) to Jeju City.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seoul 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 858,174 searches. Data last updated 29 July 2026.
Use the filters below to find and compare flights from Seoul to Jeju City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 31/8

19:00-20:15

Nonstop1h 15m

Jeju City

Wed 2/9

07:00-08:15

Nonstop1h 15m

£46

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 31/8

19:30-20:55

Nonstop1h 25m

Jeju City

Fri 4/9

08:50-10:05

Nonstop1h 15m

£50

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Sun 22/11

19:15-20:30

Nonstop1h 15m

Jeju City

Thu 26/11

07:50-09:05

Nonstop1h 15m

£58

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Sat 22/8

20:45-22:00

Nonstop1h 15m

Jeju City

Tue 25/8

07:05-08:20

Nonstop1h 15m

£62

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Thu 20/8

15:10-16:25

Nonstop1h 15m

Jeju City

Mon 24/8

07:05-08:20

Nonstop1h 15m

£69

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 17/8

15:45-17:00

Nonstop1h 15m

Jeju City

Mon 24/8

10:15-19:20

1 stop9h 05m

£89

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 31/8

07:05-16:50

1 stop9h 45m

Jeju City

Fri 4/9

06:30-07:45

Nonstop1h 15m

£93

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Tue 20/10

19:05-20:20

Nonstop1h 15m

Jeju City

Sun 25/10

07:10-08:25

Nonstop1h 15m

£93

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 12/10

19:00-20:15

Nonstop1h 15m

Jeju City

Mon 12/10

21:20-22:35

Nonstop1h 15m

£95

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Sun 16/8

15:10-16:25

Nonstop1h 15m

Jeju City

Wed 19/8

08:30-12:05

1 stop3h 35m

£96

Flights are sorted by cheapest return flights first.

Deals found on 27/7

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Seoul to Jeju City

Have a flexible travel schedule? Discover the best time to fly to Jeju City from Seoul with our price prediction graph.
Estimated return 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 Seoul to Jeju City

What is the cheapest month to book a flight from Seoul to Jeju City?

Currently, January is the cheapest month in which you can book a flight from Seoul to Jeju City (average of £41). Flying from Seoul to Jeju City in October is currently the most expensive (average of £86). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEL to CJU?

Find hourly flight availability from Seoul to Jeju City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 July 2026.

It’s optimal to fly from Seoul to Jeju City in the afternoon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from Seoul to Jeju City

Explore weekly flight availability from Seoul to Jeju City. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 July 2026.

The most flights from SEL to CJU are scheduled on a Monday (126 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (122 on average).

How much does it cost for a return flight from Seoul to Jeju City?

Airfare is below average for this route at the moment.
Seoul to Jeju City flights typically cost between £48 and £101 in September.
The cheapest return price found within the last 5 days was £45 on Jeju Air (2 Sept–4 Sept).

How often are flights from Seoul to Jeju City delayed?

About 14% of weekly flights between Seoul and Jeju City have experienced delays in the past year, with the average delay time being 81 minutes.

What is the most punctual flight time for Seoul to Jeju City flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Seoul to Jeju City flights?

Over the past year, Korean Air have had the lowest number of delays on this route, with just 11% of flights being delayed.

How far ahead should I book a flight from Seoul to Jeju City?

The best time to book flights from Seoul to Jeju City is 82 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest day to fly from Seoul to Jeju City?

Use this chart to determine the cheapest time to fly return from Seoul to Jeju City. Price data was last updated on 25 July 2026.

Travellers seeking maximum savings on their Seoul to Jeju City flight should consider departing on Saturday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 29 July 2026.
See what other customers who have flown with Jin Air,Korean Air, andAsiana Airlines from Seoul to Jeju City have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Jin Air
8.6
Very Good
23 reviews
Check prices

Boarding

8.9

Food

7.8

Crew

9.2

Entertainment

7.6

Overall

8.6

Comfort

8.0
Jin Air
8.6
Very Good
23 reviews
Jin Air
8.6
Very Good
23 reviews
Check prices

Boarding

8.9

Food

7.8

Crew

9.2

Entertainment

7.6

Overall

8.6

Comfort

8.0
Korean Air
8.4
Very Good
1,221 reviews
Jin Air
8.6
Very Good
23 reviews
Check prices

Boarding

8.9

Food

7.8

Crew

9.2

Entertainment

7.6

Overall

8.6

Comfort

8.0
Asiana Airlines
8.1
Very Good
555 reviews
Jin Air
8.6
Very Good
23 reviews
Check prices

Boarding

8.9

Food

7.8

Crew

9.2

Entertainment

7.6

Overall

8.6

Comfort

8.0
Jeju Air
7.6
Good
38 reviews
Jin Air
8.6
Very Good
23 reviews
Check prices

Boarding

8.9

Food

7.8

Crew

9.2

Entertainment

7.6

Overall

8.6

Comfort

8.0

Related info for your journey

Find useful and relevant information for your journey from Seoul to Jeju City. 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 into for flights to Jeju City from Seoul?

    If you book a flight to Jeju City from Seoul, you will be flying to Jeju, which is the city’s only airport. Jeju City (CJU) is located 1.7 mi from the center of Jeju City. There are 123 flights from Seoul to Jeju per day from 5 different airlines.

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

    There are many flights that can get you from Seoul to Jeju City in 1h 15m. Fly via Jin Air, Eastar Jet, or Asiana Airlines to get the fastest option. The distance between Seoul and Jeju City is about 280 mi. Most flights are nonstop.

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

    Flying on Jin Air is currently your cheapest option to Jeju City, with prices starting at £11. Additional return tickets that might be worth considering are offered by Asiana Airlines and Jeju Air, with the lowest prices starting at £14 and £25, respectively. Jin Air is 80% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Seoul to Jeju City one-way?

    £8 is the cheapest one-way deal found within the past few days, from Jeju Air. You may also be able to find cheap deals on T'way Air and Asiana Airlines, with prices starting from £10 and £21, respectively.

  • Can I find deals for flights from Seoul to Jeju City that include hotel bookings?

    Yes. In addition to deals on Seoul to Jeju City flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seoul to Jeju City?

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

  • Can I find deals for business class flights from Seoul to Jeju City?

    Yes. Cheapflights offers flight deals from Seoul 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.

  • What is the cheapest month to book a flight from Seoul to Jeju City?

    Currently, January is the cheapest month in which you can book a flight from Seoul to Jeju City (average of £41). Flying from Seoul to Jeju City in October is currently the most expensive (average of £86). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Jeju City?

Book flights to Jeju City if you plan to visit one of these locations
Seogwipo

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Alternative routes for Seoul to Jeju City

See prices for flight routes from nearby airports that may be better suited for you.
Gimpo Intl to Jeju City flights

Top 5 airlines flying from Seoul to Jeju City

Discover the top 5 airlines that operate flights from Seoul 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 858,174 searches. Data last updated 29 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Jin AirCheapest£11Average£79FlexibilityNo cancel feeOn-time78%
Search Jin Air flights
Asiana AirlinesCheapest£14Average£89FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Jeju AirCheapest£25Average£48FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Eastar JetCheapest£35Average£78FlexibilityNo cancel feeOn-time86%
Search Eastar Jet flights
Korean AirCheapest£41Average£86FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

Fly with Cheapflights

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

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

Cheapflights makes it easy to find Seoul to Jeju City flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Seoul to Jeju City by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Jeju City from Seoul? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Jeju City from Seoul today and book when prices fit your budget.

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