This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — CJU
17 Oct — 24 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 Sunday or Tuesday and return on a Monday
Cheap flight deals from Seoul to Jeju City
Enter your travel dates to find the best prices.
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Best
Direct
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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 17 September 2026.
Tue 15/906:30 -
Nonstop1h 15m
Wed 16/908:45 -
Nonstop1h 15m
Deal found 13/9£41
Sat 19/915:55 -
Nonstop1h 20m
Wed 23/908:40 -
Nonstop1h 15m
Deal found 17/9£42
Thu 17/915:10 -
Nonstop1h 15m
Tue 22/906:30 -
Nonstop1h 15m
Deal found 17/9£43
Thu 1/1006:05 -
Nonstop1h 15m
Thu 1/1008:55 -
Nonstop1h 15m
Deal found 17/9£45
Sun 27/906:40 -
Nonstop1h 15m
Wed 30/906:30 -
Nonstop1h 15m
Deal found 14/9£45
Sat 19/915:15 -
Nonstop1h 15m
Wed 23/907:50 -
Nonstop1h 15m
Deal found 16/9£46
Mon 30/1119:05 -
Nonstop1h 15m
Fri 4/1207:00 -
Nonstop1h 15m
Deal found 15/9£47
Wed 9/1214:35 -
Nonstop1h 15m
Fri 11/1207:00 -
Nonstop1h 15m
Deal found 17/9£48
Mon 28/906:30 -
Nonstop1h 15m
Thu 8/1006:30 -
Nonstop1h 15m
Deal found 16/9£50
Thu 17/915:10 -
Nonstop1h 15m
Mon 21/920:55 -
Nonstop1h 15m
Deal found 16/9£51
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 17 September 2026.
Thu 1/1006:05 -
Nonstop1h 15m
Thu 1/1008:55 -
Nonstop1h 15m
Deal found 17/9£45
Sun 15/1120:25 -
Nonstop1h 15m
Tue 17/1107:30 -
Nonstop1h 15m
Deal found 16/9£60
Mon 28/915:45 -
Nonstop1h 15m
Wed 30/910:15 -
1 stop9h 05m
Deal found 13/9£80
Wed 21/1019:05 -
Nonstop1h 15m
Wed 28/1009:00 -
1 stop2h 45m
Deal found 16/9£83
Mon 28/915:45 -
Nonstop1h 15m
Thu 1/1010:15 -
1 stop9h 05m
Deal found 13/9£83
Tue 6/1015:45 -
Nonstop1h 15m
Wed 7/1010:15 -
1 stop9h 05m
Deal found 13/9£94
Tue 13/1019:05 -
Nonstop1h 15m
Thu 15/1010:15 -
1 stop9h 05m
Deal found 12/9£96
Mon 16/1120:35 -
Nonstop1h 15m
Thu 19/1109:00 -
1 stop4h 20m
Deal found 15/9£102
Mon 9/1120:30 -
Nonstop1h 15m
Thu 12/1111:35 -
1 stop6h 45m
Deal found 12/9£105
Sat 10/1019:05 -
Nonstop1h 15m
Tue 13/1010:15 -
1 stop9h 05m
Deal found 14/9£109
Sat 17/1019:05 -
Nonstop1h 15m
Tue 20/1010:15 -
1 stop9h 05m
Deal found 13/9£112
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 17 September 2026.
Sun 27/906:30 -
Nonstop1h 15m
Fri 2/1006:30 -
Nonstop1h 15m
Deal found 17/9£41
Mon 28/920:45 -
Nonstop1h 15m
Wed 30/906:25 -
Nonstop1h 15m
Deal found 13/9£43
Thu 1/1006:05 -
Nonstop1h 15m
Thu 1/1008:55 -
Nonstop1h 15m
Deal found 17/9£45
Sun 27/906:40 -
Nonstop1h 15m
Wed 30/906:30 -
Nonstop1h 15m
Deal found 14/9£45
Mon 30/1119:05 -
Nonstop1h 15m
Fri 4/1207:00 -
Nonstop1h 15m
Deal found 15/9£47
Sun 27/906:30 -
Nonstop1h 15m
Thu 8/1006:30 -
Nonstop1h 15m
Deal found 16/9£48
Wed 9/1214:35 -
Nonstop1h 15m
Fri 11/1207:00 -
Nonstop1h 15m
Deal found 17/9£48
Mon 28/906:30 -
Nonstop1h 15m
Thu 8/1006:30 -
Nonstop1h 15m
Deal found 16/9£50
Sun 27/906:30 -
Nonstop1h 15m
Fri 9/1006:30 -
Nonstop1h 15m
Deal found 16/9£52
Mon 5/1006:20 -
Nonstop1h 15m
Thu 8/1007:10 -
Nonstop1h 15m
Deal found 15/9£53
Last-minute flights from Seoul to Jeju City
Discover last-minute flight deals from Seoul to Jeju City. Data last updated 17 September 2026 and is based on user searches.
Thu 17/915:10 -
Nonstop1h 15m
Tue 22/906:30 -
Nonstop1h 15m
Deal found 17/9£43
Thu 17/915:10 -
Nonstop1h 15m
Mon 21/920:55 -
Nonstop1h 15m
Deal found 16/9£51
Sat 19/919:10 -
Nonstop1h 15m
Tue 22/908:00 -
Nonstop1h 15m
Deal found 14/9£41
Sat 19/915:55 -
Nonstop1h 20m
Wed 23/908:40 -
Nonstop1h 15m
Deal found 17/9£42
Sat 19/915:15 -
Nonstop1h 15m
Wed 23/907:50 -
Nonstop1h 15m
Deal found 16/9£46
Tue 22/906:15 -
Nonstop1h 15m
Thu 24/920:05 -
Nonstop1h 15m
Deal found 14/9£48
Sun 27/906:40 -
Nonstop1h 15m
Wed 30/906:30 -
Nonstop1h 15m
Deal found 14/9£45
Mon 28/906:30 -
Nonstop1h 15m
Thu 8/1006:30 -
Nonstop1h 15m
Deal found 16/9£50
Thu 1/1006:05 -
Nonstop1h 15m
Thu 1/1008:55 -
Nonstop1h 15m
Deal found 17/9£45
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 17 September 2026.
Wed 18/1119:15 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/9£22
Sat 12/1219:20 -
Nonstop1h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/9£22
Mon 28/915:10 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/9£25
Tue 22/906:20 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 16/9£26
Wed 7/1006:30 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£27
Wed 7/1006:20 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 16/9£28
Sun 4/1006:20 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 17/9£30
Mon 5/1006:20 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£31
Thu 22/1019:15 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£33
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 17 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 17 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
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Sun 10/1
19:05-20:20
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
£22
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Sun 17/1
19:05-20:20
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
£22
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Wed 7/10
06:30-07:45
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
£27
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Tue 22/9
06:15-07:30
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
£28
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Sun 4/10
06:20-07:35
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
£30
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Fri 8/1
19:05-20:20
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
£39
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Thu 1/10
06:05-07:20
Nonstop1h 15m
Jeju City
Thu 1/10
08:55-10:10
Nonstop1h 15m
£45
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Sat 3/10
19:25-20:40
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
£50
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Wed 21/10
10:15-19:00
1 stop8h 45m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
£54
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Thu 15/10
06:30-07:45
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
£54
Flights are sorted by cheapest return flights first.
Deals found on 16/9
Showing 1-10 of 21 resultsSorted by cheapest first
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2
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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.
SEL-CJU
GMP-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
GMP-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 £41). Flying from Seoul to Jeju City in October is currently the most expensive (average of £83). 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 17 September 2026.
It’s optimal to fly from Seoul to Jeju City in the afternoon. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight 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 17 September 2026.
The most flights from SEL to CJU are scheduled on a Wednesday (121 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (106 on average).
How much does it cost for a return flight from Seoul to Jeju City?
Airfare is typical for this route at the moment.
Seoul to Jeju City flights typically cost between £39 and £77 in September.The cheapest return price found within the last 5 days was £41 on Asiana Airlines (27 Sept–2 Oct).
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?
Thursday 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 12% 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 12 September 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 17 September 2026.
See what other customers who have flown with Korean Air,Asiana Airlines, andJeju Air 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.
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?
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 114 flights from Seoul to Jeju per day from 4 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 Eastar Jet, Jeju Air, 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 Asiana Airlines is currently your cheapest option to Jeju City, with prices starting at £14. Additional return tickets that might be worth considering are offered by Jeju Air and Eastar Jet, with the lowest prices starting at £24 and £34, respectively. Asiana Airlines is 75% 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 Trinity Airways and Korean Air, 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 £83). 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.
Explore flights to Jeju City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 17 September 2026.
Discover the top 4 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 17 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 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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