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 26-5. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — CJU
14 Apr — 21 Apr1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seoul to Jeju City are usually found in March or January, booked 9 days in advance, depart on a Monday or Wednesday and return on a Tuesday
Cheap flight deals from Seoul to Jeju City
Enter your travel dates to find the best prices.
Cheapest
Best
Last-minute
One-way
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 15 March 2026.
Sat 18-420:15
ICN
-
CJU
2 stops16h 15m
China Eastern
Wed 22-419:10
CJU
-
ICN
1 stop16h 45m
China Eastern
Deal found 14-3S$ 419
Tue 9-616:55
ICN
-
CJU
1 stop5h 35m
Multiple Airlines
Tue 16-608:10
CJU
-
ICN
2 stops13h 25m
Multiple Airlines
Deal found 10-3S$ 454
Sun 14-610:50
ICN
-
CJU
1 stop27h 10m
T'way Air
Thu 18-616:05
CJU
-
ICN
1 stop21h 25m
T'way Air
Deal found 13-3S$ 463
Tue 9-615:55
ICN
-
CJU
1 stop22h 05m
T'way Air
Thu 11-616:05
CJU
-
ICN
1 stop24h 25m
T'way Air
Deal found 10-3S$ 471
Tue 17-320:50
ICN
-
CJU
1 stop17h 25m
Multiple Airlines
Thu 19-311:05
CJU
-
ICN
1 stop9h 40m
Multiple Airlines
Deal found 14-3S$ 492
Tue 9-607:50
ICN
-
CJU
2 stops12h 30m
Korean Air
Thu 11-615:35
CJU
-
ICN
1 stop13h 05m
Korean Air
Deal found 10-3S$ 495
Wed 9-907:30
ICN
-
CJU
2 stops13h 35m
Multiple Airlines
Wed 16-916:05
CJU
-
ICN
1 stop5h 30m
Multiple Airlines
Deal found 12-3S$ 496
Thu 9-406:50
ICN
-
CJU
2 stops11h 20m
China Eastern
Thu 16-419:10
CJU
-
ICN
2 stops15h 50m
China Eastern
Deal found 12-3S$ 500
Sat 18-420:15
ICN
-
CJU
2 stops16h 15m
China Eastern
Mon 20-419:10
CJU
-
ICN
1 stop16h 45m
China Eastern
Deal found 13-3S$ 504
Thu 9-406:50
ICN
-
CJU
2 stops11h 20m
Multiple Airlines
Thu 16-412:40
CJU
-
ICN
1 stop6h 15m
Multiple Airlines
Deal found 12-3S$ 506
Best flights from Seoul to Jeju City
Discover carefully curated flight deals from Seoul to Jeju City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 March 2026.
Sat 18-420:15
ICN
-
CJU
2 stops16h 15m
China Eastern
Wed 22-419:10
CJU
-
ICN
2 stops15h 50m
China Eastern
Deal found 14-3S$ 469
Sat 18-420:15
ICN
-
CJU
2 stops16h 15m
China Eastern
Mon 20-419:10
CJU
-
ICN
2 stops17h 00m
China Eastern
Deal found 14-3S$ 515
Fri 24-408:55
ICN
-
CJU
1 stop6h 05m
China Eastern
Sun 26-419:10
CJU
-
ICN
2 stops16h 05m
China Eastern
Deal found 11-3S$ 553
Tue 21-412:55
ICN
-
CJU
1 stop5h 15m
China Eastern
Sat 25-413:40
CJU
-
ICN
1 stop7h 05m
China Eastern
Deal found 11-3S$ 562
Thu 21-520:15
ICN
-
CJU
2 stops16h 15m
China Eastern
Sun 24-519:10
CJU
-
ICN
2 stops16h 05m
China Eastern
Deal found 15-3S$ 610
Tue 19-512:55
ICN
-
CJU
1 stop5h 15m
China Eastern
Thu 21-513:40
CJU
-
ICN
1 stop7h 05m
China Eastern
Deal found 13-3S$ 614
Mon 20-420:15
ICN
-
CJU
2 stops16h 15m
China Eastern
Fri 24-413:40
CJU
-
ICN
1 stop7h 05m
China Eastern
Deal found 10-3S$ 615
Sun 5-412:55
ICN
-
CJU
1 stop5h 15m
China Eastern
Sun 12-419:10
CJU
-
ICN
2 stops16h 05m
China Eastern
Deal found 11-3S$ 637
Last-minute flights from Seoul to Jeju City
Discover last-minute flight deals from Seoul to Jeju City. Data last updated 15 March 2026 and is based on user searches.
Sat 21-320:50
ICN
-
CJU
2 stops16h 00m
China Eastern
Tue 24-318:55
CJU
-
ICN
2 stops16h 05m
China Eastern
Deal found 10-3S$ 539
Mon 23-320:50
ICN
-
CJU
2 stops16h 00m
China Eastern
Thu 26-318:55
CJU
-
ICN
2 stops17h 20m
China Eastern
Deal found 11-3S$ 571
One-way flights from Seoul to Jeju City
Search for one-way flight options from Seoul to Jeju City. Find affordable one-way fares based on user searches. Data last updated 15 March 2026.
Tue 26-518:05
ICN
-
CJU
1 stop17h 45m
T'way Air
Deal found 15-3S$ 185
Sat 25-423:00
ICN
-
CJU
1 stop7h 10m
Multiple Airlines
Deal found 14-3S$ 213
Tue 21-408:55
ICN
-
CJU
1 stop9h 15m
China Eastern
Deal found 13-3S$ 228
Wed 25-320:50
ICN
-
CJU
2 stops21h 05m
China Eastern
Deal found 11-3S$ 237
Tue 14-420:15
ICN
-
CJU
2 stops16h 15m
China Eastern
Deal found 15-3S$ 242
Sat 21-320:50
ICN
-
CJU
2 stops16h 00m
China Eastern
Deal found 14-3S$ 245
Thu 16-408:55
ICN
-
CJU
1 stop9h 15m
China Eastern
Deal found 12-3S$ 246
Thu 16-418:05
ICN
-
CJU
1 stop17h 45m
T'way Air
Deal found 11-3S$ 256
Sun 29-320:15
ICN
-
CJU
2 stops16h 15m
China Eastern
Deal found 14-3S$ 283
Tue 31-307:50
ICN
-
CJU
2 stops14h 25m
Korean Air
Deal found 13-3S$ 285
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 15 March 2026.
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 200,618 searches. Data last updated 15 March 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
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Sat 18-4
20:15-12:30
2 stops16h 15m
Jeju City
Wed 22-4
19:10-11:00
2 stops15h 50m
S$ 469
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Sat 18-4
20:15-12:30
2 stops16h 15m
Jeju City
Mon 20-4
19:10-12:10
2 stops17h 00m
S$ 515
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Fri 24-4
08:55-15:00
1 stop6h 05m
Jeju City
Sun 26-4
19:10-11:15
2 stops16h 05m
S$ 553
Fastest return journey
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Tue 21-4
12:55-18:10
1 stop5h 15m
Jeju City
Sat 25-4
13:40-20:45
1 stop7h 05m
S$ 562
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Thu 21-5
20:15-12:30
2 stops16h 15m
Jeju City
Sun 24-5
19:10-11:15
2 stops16h 05m
S$ 610
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Tue 19-5
12:55-18:10
1 stop5h 15m
Jeju City
Thu 21-5
13:40-20:45
1 stop7h 05m
S$ 614
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Mon 20-4
20:15-12:30
2 stops16h 15m
Jeju City
Fri 24-4
13:40-20:45
1 stop7h 05m
S$ 615
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Sun 5-4
12:55-18:10
1 stop5h 15m
Jeju City
Sun 12-4
19:10-11:15
2 stops16h 05m
S$ 637
Cheapest one-way
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Wed 27-5
18:05-11:50
1 stop17h 45m
S$ 185
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Tue 14-4
20:15-12:30
2 stops16h 15m
S$ 242
Flights are sorted by cheapest return flights first.
Deals found on 15-3
Showing 1-10 of 18 resultsSorted by cheapest first
1
2
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.
SEL-CJU
ICN-CJU
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
SEL-CJU
ICN-CJU
How far ahead should I book a flight from Seoul to Jeju City?
Use this chart to determine the optimal time to book a return flight from Seoul to Jeju City. Price data was last updated on 13 March 2026.
The price you pay for your flight from Seoul to Jeju City may vary depending on when you book. For the best chance of a lower fare, look to book 9 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Seoul to Jeju City?
Currently, December is the cheapest month in which you can book a flight from Seoul to Jeju City (average of S$ 27). Flying from Seoul to Jeju City in October is currently the most expensive (average of S$ 54). 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 15 March 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 50% on flights from Seoul to Jeju City by exploring options for tickets in the evening.
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 12 March 2026.
Travellers seeking maximum savings on their Seoul to Jeju City flight should consider departing on Friday evenings when fares are most often at their lowest. Friday at midday flights should be avoided if possible as fares are typically the most expensive at this time.
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 15 March 2026.
The most flights from SEL to CJU are scheduled on a Friday (121 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (104 on average).
How often are flights from Seoul to Jeju City delayed?
About 17% of weekly flights between Seoul and Jeju City have experienced delays in the past year, with the average delay time being 82 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, Air Busan have had the lowest number of delays on this route, with just 13% of flights being delayed.
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 15 March 2026.
Check out reviews from past customers who have flown with Korean Air,Asiana Airlines, andJeju Air from Seoul to Jeju City to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
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?
Located just 2.7 km from the city centre, Jeju City is the airport most travellers will use when flying to Jeju City from Seoul. Booking flights from Seoul to Jeju (CJU) should be relatively easy as there are 110 daily inbound flights from Seoul from 6 different airlines.
How long is the flight from Seoul to Jeju City?
For as low as S$ 469, China Eastern can have you in Jeju City from Seoul in 16h 15m. Seoul and Jeju City are separated by a distance of 438 km.
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 S$ 22. Additional round-trip tickets that might be worth considering are offered by Eastar Jet and Jeju Air, with the lowest prices starting at S$ 26 and S$ 35, respectively. Jin Air is currently priced 76% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Seoul to Jeju City one-way?
To fly one-way, consider booking your trip with T'way Air, which is currently one of the cheapest options available, starting at S$ 13. Jeju Air flights start at S$ 23 while deals on Air Seoul start at S$ 28 one-way.
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, December is the cheapest month in which you can book a flight from Seoul to Jeju City (average of S$ 27). Flying from Seoul to Jeju City in October is currently the most expensive (average of S$ 54). 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.
Book flights to Jeju City if you plan to visit one of these locations
Seogwipo
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Airlines
Complete your trip
Direct flights to South Korea
Flights by cabin class
Jeju City flight routes
Other flight options
Other flights from Seoul
Popular flights
Fly from Seoul to Jeju City on these airlines
Choose from the following airlines for your flight from Seoul to Jeju City. Flights are based on user searches made on Cheapflights and were last updated on 15 March 2026.
Explore flights to Jeju City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 15 March 2026.
Discover the top 6 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 200,618 searches. Data last updated 15 March 2026.
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 goes through 900+ travel sites to look for the best flight deals for flights from Seoul to Jeju City. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Seoul to Jeju City?
Millions of users choose and trust Cheapflights to book the best flight deals from Seoul to Jeju City for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Seoul to Jeju City with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Seoul to Jeju City flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Seoul to Jeju City become cheaper?
Yes! Start tracking prices for Seoul to Jeju City flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book With Flexibility
Our users can plan ahead with confidence and find flights with no change fees.
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.