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 22-3. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — CJU
30 Nov — 7 Dec1
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 September, booked 75 days in advance, depart on a Sunday or Wednesday and return on a Monday
Cheap 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 31 October 2025.
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 31 October 2025.
Sun 14-1216:40ICN - CJU
2 stops20h 10mChina Eastern
Sun 21-1215:40CJU - ICN
2 stops19h 35mChina Eastern
Deal found 29-10S$ 439
Sat 1-1120:50ICN - CJU
2 stops16h 00mChina Eastern
Sat 8-1113:50CJU - ICN
2 stops21h 05mChina Eastern
Deal found 29-10S$ 555
Sat 1-1120:50ICN - CJU
2 stops21h 05mMultiple Airlines
Mon 3-1111:40CJU - ICN
1 stop11h 50mMultiple Airlines
Deal found 29-10S$ 568
Sat 1-1120:50ICN - CJU
2 stops16h 00mMultiple Airlines
Sat 8-1111:05CJU - ICN
1 stop9h 40mMultiple Airlines
Deal found 29-10S$ 598
Sat 13-1200:30ICN - CJU
1 stop9h 35mMultiple Airlines
Sun 21-1211:10CJU - ICN
1 stop6h 15mMultiple Airlines
Deal found 29-10S$ 651
Tue 2-1210:50ICN - CJU
1 stop10h 35mJuneyao Airlines
Fri 5-1222:25CJU - ICN
1 stop12h 55mJuneyao Airlines
Deal found 30-10S$ 746
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 31 October 2025.
Sun 14-1216:40ICN - CJU
2 stops20h 10mChina Eastern
Sun 21-1215:40CJU - ICN
2 stops19h 35mChina Eastern
Deal found 29-10S$ 439
Sat 13-1200:30ICN - CJU
1 stop9h 35mMultiple Airlines
Sun 21-1211:10CJU - ICN
1 stop6h 15mMultiple Airlines
Deal found 29-10S$ 651
Mon 2-202:20ICN - CJU
1 stop16h 50mHK Express
Thu 5-207:55CJU - ICN
1 stop13h 10mHK Express
Deal found 27-10S$ 661
Tue 2-1210:50ICN - CJU
1 stop10h 35mJuneyao Airlines
Fri 5-1222:25CJU - ICN
1 stop12h 55mJuneyao Airlines
Deal found 28-10S$ 743
Last-minute flights from Seoul to Jeju City
Discover last-minute flight deals from Seoul to Jeju City. Data last updated 31 October 2025 and is based on user searches.
Sat 8-1114:10ICN - CJU
1 stop7h 15mAsiana Airlines
Tue 11-1122:25CJU - ICN
1 stop16h 05mAsiana Airlines
Deal found 28-10S$ 873
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 31 October 2025.
Sat 29-1108:55ICN - CJU
2 stops11h 30mKorean Air
Deal found 30-10S$ 264
Fri 28-1108:55ICN - CJU
2 stops10h 05mKorean Air
Deal found 30-10S$ 304
Sun 30-1108:55ICN - CJU
2 stops10h 05mKorean Air
Deal found 30-10S$ 352
Fri 20-212:35ICN - CJU
1 stop30h 20mSingapore Airlines
Deal found 29-10S$ 566
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 200,618 searches. Data last updated 31 October 2025.
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
Sun 14-12
16:40-12:50
2 stops20h 10m
Jeju City
Sun 21-12
15:40-11:15
2 stops19h 35m
S$ 439
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Sat 13-12
00:30-10:05
1 stop9h 35m
Jeju City
Sun 21-12
11:10-17:25
1 stop6h 15m
S$ 651
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Mon 2-2
02:20-19:10
1 stop16h 50m
Jeju City
Thu 5-2
07:55-21:05
1 stop13h 10m
S$ 661
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Tue 2-12
10:50-21:25
1 stop10h 35m
Jeju City
Fri 5-12
22:25-11:20
1 stop12h 55m
S$ 743
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Sun 22-3
12:15-21:20
1 stop9h 05m
S$ 186
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Mon 19-1
08:55-19:00
2 stops10h 05m
S$ 262
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Thu 22-1
08:55-19:00
2 stops10h 05m
S$ 262
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Sat 29-11
08:55-20:25
2 stops11h 30m
S$ 264
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Sat 24-1
08:55-19:00
2 stops10h 05m
S$ 269
IncheonJeju City
ICN - CJU
ICNCJU
Incheon Intl
Sun 18-1
08:55-19:00
2 stops10h 05m
S$ 287
Flights are sorted by cheapest return flights first.
Deals found on 28-10
Showing 1-10 of 15 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 24 October 2025.
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 75 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, March is the cheapest month in which you can book a flight from Seoul to Jeju City (average of S$ 30). Flying from Seoul to Jeju City in October is currently the most expensive (average of S$ 56). 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 31 October 2025.
Unlike at midday, when flights are generally more expensive, you can save up to 35% 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 26 October 2025.
Travellers seeking maximum savings on their Seoul to Jeju City flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday evenings 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 31 October 2025.
The most flights from SEL to CJU are scheduled on a Wednesday (130 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (119 on average).
How much does it cost for a return flight from Seoul to Jeju City?
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 31 October 2025.
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 123 daily inbound flights from Seoul from 6 different airlines.
How long is the flight from Seoul to Jeju City?
For as low as S$ 661, China Eastern can have you in Jeju City from Seoul in 16h 50m. Seoul and Jeju City are separated by a distance of 438 km. This flight may include one or multiple stops.
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$ 27. Additional round-trip tickets that might be worth considering are offered by Jeju Air and Jin Air, with the lowest prices starting at S$ 40 and S$ 46, respectively. Eastar Jet is currently priced 73% below the average price you’ll pay for this route.
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, March is the cheapest month in which you can book a flight from Seoul to Jeju City (average of S$ 30). Flying from Seoul to Jeju City in October is currently the most expensive (average of S$ 56). 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 31 October 2025.
Explore flights to Jeju City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 31 October 2025.
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 31 October 2025.
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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