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 28-4. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — CJU
27 Feb — 6 Mar1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seoul to Jeju City are usually found in November or December, booked 9 days in advance, depart on a Sunday 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 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 28 January 2026.
Sat 14-316:10
ICN
-
CJU
1 stop20h 40m
China Eastern
Sat 21-313:50
CJU
-
ICN
1 stop6h 55m
China Eastern
Deal found 28-1S$ 427
Tue 26-515:55
ICN
-
CJU
1 stop22h 05m
T'way Air
Thu 28-516:05
CJU
-
ICN
1 stop21h 25m
T'way Air
Deal found 25-1S$ 481
Thu 5-320:50
ICN
-
CJU
2 stops16h 00m
China Eastern
Mon 9-313:50
CJU
-
ICN
1 stop6h 55m
China Eastern
Deal found 27-1S$ 482
Sat 21-320:50
ICN
-
CJU
2 stops16h 00m
China Eastern
Tue 24-318:55
CJU
-
ICN
2 stops16h 20m
China Eastern
Deal found 28-1S$ 503
Fri 27-308:55
ICN
-
CJU
1 stop5h 55m
China Eastern
Sun 29-319:10
CJU
-
ICN
2 stops16h 05m
China Eastern
Deal found 27-1S$ 529
Sun 8-308:55
ICN
-
CJU
1 stop9h 00m
China Eastern
Sun 15-318:55
CJU
-
ICN
1 stop17h 00m
China Eastern
Deal found 27-1S$ 549
Tue 26-507:50
ICN
-
CJU
2 stops12h 30m
Korean Air
Tue 2-615:35
CJU
-
ICN
1 stop13h 05m
Korean Air
Deal found 25-1S$ 566
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 28 January 2026.
Sat 14-320:50
ICN
-
CJU
2 stops16h 00m
China Eastern
Sat 21-313:50
CJU
-
ICN
2 stops21h 25m
China Eastern
Deal found 28-1S$ 458
Tue 26-507:50
ICN
-
CJU
2 stops12h 30m
Korean Air
Tue 2-615:35
CJU
-
ICN
1 stop13h 05m
Korean Air
Deal found 25-1S$ 566
Sun 26-712:45
ICN
-
CJU
1 stop17h 35m
Multiple Airlines
Sun 2-810:40
CJU
-
ICN
1 stop12h 50m
Multiple Airlines
Deal found 26-1S$ 568
Tue 26-515:55
ICN
-
CJU
1 stop22h 05m
T'way Air
Tue 2-616:05
CJU
-
ICN
1 stop24h 25m
T'way Air
Deal found 25-1S$ 590
Thu 5-320:50
ICN
-
CJU
2 stops16h 00m
China Eastern
Mon 9-313:50
CJU
-
ICN
1 stop6h 55m
China Eastern
Deal found 27-1S$ 482
Fri 27-308:55
ICN
-
CJU
1 stop5h 55m
China Eastern
Sun 29-319:10
CJU
-
ICN
2 stops16h 05m
China Eastern
Deal found 27-1S$ 529
Tue 26-507:50
ICN
-
CJU
2 stops12h 30m
Korean Air
Thu 28-508:40
CJU
-
ICN
2 stops8h 50m
Korean Air
Deal found 25-1S$ 589
Sun 8-308:55
ICN
-
CJU
1 stop9h 00m
China Eastern
Sun 15-318:55
CJU
-
ICN
1 stop17h 00m
China Eastern
Deal found 27-1S$ 549
Last-minute flights from Seoul to Jeju City
Discover last-minute flight deals from Seoul to Jeju City. Data last updated 28 January 2026 and is based on user searches.
Tue 3-208:55
ICN
-
CJU
1 stop9h 00m
China Eastern
Thu 12-218:55
CJU
-
ICN
1 stop17h 00m
China Eastern
Deal found 26-1S$ 686
Tue 3-208:55
ICN
-
CJU
1 stop9h 00m
China Eastern
Wed 4-213:50
CJU
-
ICN
1 stop6h 55m
China Eastern
Deal found 25-1S$ 694
Tue 3-208:55
ICN
-
CJU
1 stop9h 00m
China Eastern
Sun 8-218:55
CJU
-
ICN
1 stop17h 00m
China Eastern
Deal found 26-1S$ 696
Thu 5-208:55
ICN
-
CJU
1 stop9h 00m
China Eastern
Tue 10-218:55
CJU
-
ICN
2 stops16h 20m
China Eastern
Deal found 26-1S$ 623
Thu 5-208:55
ICN
-
CJU
1 stop9h 00m
China Eastern
Thu 12-218:55
CJU
-
ICN
1 stop17h 00m
China Eastern
Deal found 26-1S$ 701
Sat 7-220:50
ICN
-
CJU
2 stops16h 00m
China Eastern
Wed 11-213:50
CJU
-
ICN
1 stop6h 55m
China Eastern
Deal found 27-1S$ 657
Sat 7-220:50
ICN
-
CJU
2 stops16h 00m
China Eastern
Thu 12-218:55
CJU
-
ICN
1 stop17h 00m
China Eastern
Deal found 26-1S$ 681
Sat 7-220:50
ICN
-
CJU
2 stops16h 00m
China Eastern
Sun 8-218:55
CJU
-
ICN
1 stop17h 00m
China Eastern
Deal found 26-1S$ 685
Sun 8-208:55
ICN
-
CJU
1 stop9h 00m
China Eastern
Wed 11-213:50
CJU
-
ICN
1 stop6h 55m
China Eastern
Deal found 27-1S$ 697
Mon 9-220:50
ICN
-
CJU
2 stops16h 00m
China Eastern
Wed 11-213:50
CJU
-
ICN
1 stop6h 55m
China Eastern
Deal found 27-1S$ 675
Fri 27-220:50
ICN
-
CJU
2 stops16h 00m
China Eastern
Tue 3-318:55
CJU
-
ICN
2 stops17h 20m
China Eastern
Deal found 28-1S$ 600
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 28 January 2026.
Tue 28-406:30
ICN
-
CJU
2 stops11h 35m
Multiple Airlines
Deal found 27-1S$ 249
Wed 3-607:50
ICN
-
CJU
2 stops12h 30m
Korean Air
Deal found 26-1S$ 265
Thu 4-607:50
ICN
-
CJU
2 stops12h 30m
Korean Air
Deal found 26-1S$ 276
Mon 1-615:55
ICN
-
CJU
1 stop22h 05m
T'way Air
Deal found 26-1S$ 277
Fri 5-607:50
ICN
-
CJU
2 stops12h 30m
Korean Air
Deal found 26-1S$ 280
Sun 31-507:50
ICN
-
CJU
2 stops12h 30m
Korean Air
Deal found 26-1S$ 309
Thu 12-206:50
ICN
-
CJU
2 stops11h 05m
China Eastern
Deal found 25-1S$ 325
Wed 3-613:35
ICN
-
CJU
1 stop7h 30m
Air China
Deal found 26-1S$ 371
Mon 1-620:15
ICN
-
CJU
2 stops21h 55m
China Eastern
Deal found 26-1S$ 378
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 28 January 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 28 January 2026.
Use the filters below to find and compare flights from Seoul to Jeju City that are best for you.
Fly from
Seoul
Fly to
Jeju City
Route
Depart
Return
Price
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Sat 14-3
20:50-12:50
2 stops16h 00m
Jeju City
Sat 21-3
13:50-11:15
2 stops21h 25m
S$ 458
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Thu 5-3
20:50-12:50
2 stops16h 00m
Jeju City
Mon 9-3
13:50-20:45
1 stop6h 55m
S$ 482
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Fri 27-3
08:55-14:50
1 stop5h 55m
Jeju City
Sun 29-3
19:10-11:15
2 stops16h 05m
S$ 529
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Sun 8-3
08:55-17:55
1 stop9h 00m
Jeju City
Sun 15-3
18:55-11:55
1 stop17h 00m
S$ 549
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Tue 26-5
07:50-20:20
2 stops12h 30m
Jeju City
Tue 2-6
15:35-04:40
1 stop13h 05m
S$ 566
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Sun 26-7
12:45-06:20
1 stop17h 35m
Jeju City
Sun 2-8
10:40-23:30
1 stop12h 50m
S$ 568
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Tue 26-5
07:50-20:20
2 stops12h 30m
Jeju City
Thu 28-5
08:40-17:30
2 stops8h 50m
S$ 589
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Tue 26-5
15:55-14:00
1 stop22h 05m
Jeju City
Tue 2-6
16:05-16:30
1 stop24h 25m
S$ 590
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Tue 28-4
06:30-18:05
2 stops11h 35m
S$ 249
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Wed 3-6
07:50-20:20
2 stops12h 30m
S$ 265
Flights are sorted by cheapest return flights first.
Deals found on 27-1
Showing 1-10 of 17 results
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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
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 23 January 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 28 January 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 51% 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 24 January 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 mornings 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 28 January 2026.
The most flights from SEL to CJU are scheduled on a Monday (119 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (113 on average).
How much does it cost for a return flight from Seoul to Jeju City?
How often are flights from Seoul to Jeju City delayed?
About 16% 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 28 January 2026.
Check out reviews from past customers who have flown with Jin Air, Korean Air, andAsiana Airlines 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.
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 116 daily inbound flights from Seoul from 6 different airlines.
How long is the flight from Seoul to Jeju City?
For as low as S$ 458, China Eastern can have you in Jeju City from Seoul in 16h. 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 77% 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. Jin Air flights start at S$ 21 while deals on Jeju Air start at S$ 23 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
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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 28 January 2026.
Explore flights to Jeju City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 28 January 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 28 January 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.
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