This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21-9. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — CJU
15 Oct — 22 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seoul to Jeju City are usually found in January or March, booked 83 days in advance, depart on a Monday or Tuesday and return on a Wednesday
Cheap flight deals from Seoul to Jeju City
Enter your travel dates to find the best prices.
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Best
Direct
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 September 2026.
Mon 9-1118:50 -
Nonstop1h 15m
Wed 11-1116:20 -
Nonstop1h 10m
Deal found 13-9S$ 52
Wed 9-1218:50 -
Nonstop1h 15m
Fri 11-1216:20 -
Nonstop1h 10m
Deal found 15-9S$ 55
Mon 14-918:05 -
Nonstop1h 20m
Mon 21-915:55 -
Nonstop1h 15m
Deal found 13-9S$ 75
Fri 18-918:05 -
Nonstop1h 20m
Mon 21-915:55 -
Nonstop1h 15m
Deal found 14-9S$ 114
Mon 19-1018:05 -
Nonstop1h 20m
Mon 26-1016:20 -
Nonstop1h 10m
Deal found 13-9S$ 122
Mon 28-1218:50 -
Nonstop1h 15m
Wed 30-1216:20 -
Nonstop1h 10m
Deal found 12-9S$ 123
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 September 2026.
Fri 4-1218:50 -
Nonstop1h 15m
Mon 7-1216:20 -
Nonstop1h 10m
Deal found 13-9S$ 55
Wed 9-1218:50 -
Nonstop1h 15m
Fri 11-1216:20 -
Nonstop1h 10m
Deal found 14-9S$ 55
Fri 18-918:05 -
Nonstop1h 20m
Mon 21-915:55 -
Nonstop1h 15m
Deal found 14-9S$ 114
Mon 16-1118:50 -
Nonstop1h 15m
Wed 18-1116:20 -
Nonstop1h 10m
Deal found 11-9S$ 126
Mon 28-918:05 -
Nonstop1h 20m
Fri 2-1015:55 -
Nonstop1h 15m
Deal found 13-9S$ 137
Direct flights from Seoul to Jeju City
Explore direct flight options from Seoul to Jeju City based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 September 2026.
Mon 9-1118:50 -
Nonstop1h 15m
Wed 11-1116:20 -
Nonstop1h 10m
Deal found 13-9S$ 52
Fri 4-1218:50 -
Nonstop1h 15m
Mon 7-1216:20 -
Nonstop1h 10m
Deal found 13-9S$ 55
Fri 18-918:05 -
Nonstop1h 20m
Mon 21-915:55 -
Nonstop1h 15m
Deal found 14-9S$ 114
Mon 19-1018:05 -
Nonstop1h 20m
Mon 26-1016:20 -
Nonstop1h 10m
Deal found 13-9S$ 122
Mon 2-1118:50 -
Nonstop1h 15m
Fri 6-1116:20 -
Nonstop1h 10m
Deal found 14-9S$ 130
Tue 6-1018:05 -
Nonstop1h 20m
Mon 26-1016:20 -
Nonstop1h 10m
Deal found 13-9S$ 132
Last-minute flights from Seoul to Jeju City
Discover last-minute flight deals from Seoul to Jeju City. Data last updated 15 September 2026 and is based on user searches.
Mon 21-918:05 -
Nonstop1h 20m
Fri 25-915:55 -
Nonstop1h 15m
Deal found 13-9S$ 150
Wed 23-909:00 -
1 stop8h 00m
Wed 23-922:20 -
1 stop16h 10m
Deal found 10-9S$ 1,267
Fri 25-918:05 -
Nonstop1h 20m
Mon 28-915:55 -
Nonstop1h 15m
Deal found 14-9S$ 185
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 September 2026.
Mon 21-918:05 -
Nonstop1h 20m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 15-9S$ 27
Mon 28-918:05 -
Nonstop1h 20m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 12-9S$ 32
Mon 19-1018:05 -
Nonstop1h 20m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 11-9S$ 36
Mon 12-1018:05 -
Nonstop1h 20m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 11-9S$ 42
Tue 6-1018:05 -
Nonstop1h 20m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 10-9S$ 52
Sat 24-1018:05 -
Nonstop1h 20m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 10-9S$ 56
Fri 25-918:05 -
Nonstop1h 20m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 12-9S$ 61
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 September 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 7,457,451 searches. Data last updated 15 September 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
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 21-9
18:05-19:25
Nonstop1h 20m
Jeju City
Wed 31-12
00:00-00:00
Nonstop0h 00m
S$ 27
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 28-9
18:05-19:25
Nonstop1h 20m
Jeju City
Wed 31-12
00:00-00:00
Nonstop0h 00m
S$ 32
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 19-10
18:05-19:25
Nonstop1h 20m
Jeju City
Wed 31-12
00:00-00:00
Nonstop0h 00m
S$ 36
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Fri 4-12
18:50-20:05
Nonstop1h 15m
Jeju City
Mon 7-12
16:20-17:30
Nonstop1h 10m
S$ 55
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Wed 9-12
18:50-20:05
Nonstop1h 15m
Jeju City
Fri 11-12
16:20-17:30
Nonstop1h 10m
S$ 55
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Fri 18-9
18:05-19:25
Nonstop1h 20m
Jeju City
Mon 21-9
15:55-17:10
Nonstop1h 15m
S$ 114
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 16-11
18:50-20:05
Nonstop1h 15m
Jeju City
Wed 18-11
16:20-17:30
Nonstop1h 10m
S$ 126
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 28-9
18:05-19:25
Nonstop1h 20m
Jeju City
Fri 2-10
15:55-17:10
Nonstop1h 15m
S$ 137
Flights are sorted by cheapest return flights first.
Deals found on 15-9
Sorted by cheapest first
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
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 S$ 70). Flying from Seoul to Jeju City in October is currently the most expensive (average of S$ 142). 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 September 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 32% on flights from Seoul to Jeju City by exploring options for tickets in the evening.
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 September 2026.
The most flights from SEL to CJU are scheduled on a Sunday (124 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (114 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 S$ 66 and S$ 131 in November.The cheapest return price found within the last 5 days was S$ 52 on Jeju Air (9 Nov–11 Nov).
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 Monday 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 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 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 September 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. Thursday at midday 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 15 September 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 119 daily inbound flights from Seoul from 5 different airlines.
How long is the flight from Seoul to Jeju City?
For as low as S$ 55, Jeju Air can have you in Jeju City from Seoul in 1h 15m. Seoul and Jeju City are separated by a distance of 438 km. All flights are typically direct.
What are the cheapest airlines flying from Seoul to Jeju City round-trip?
Flying on Eastar Jet is currently your cheapest option to Jeju City, with prices starting at S$ 26. Additional round-trip tickets that might be worth considering are offered by Jeju Air and Trinity Airways, with the lowest prices starting at S$ 39 and S$ 62, respectively. Eastar Jet is currently priced 73% 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 Trinity Airways, 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$ 27 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, January is the cheapest month in which you can book a flight from Seoul to Jeju City (average of S$ 70). Flying from Seoul to Jeju City in October is currently the most expensive (average of S$ 142). 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 15 September 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 September 2026.
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 7,457,451 searches. Data last updated 15 September 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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