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
9 Oct — 16 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 Tuesday or Wednesday and return on a Tuesday
Cheap flight deals from Seoul to Jeju City
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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 9 September 2026.
Mon 7/919:05 -
Nonstop1h 15m
Wed 9/906:30 -
Nonstop1h 15m
Deal found 6/9$79
Sat 12/919:25 -
Nonstop1h 15m
Thu 17/911:15 -
Nonstop1h 15m
Deal found 6/9$80
Sun 13/906:30 -
Nonstop1h 15m
Tue 15/906:25 -
Nonstop1h 15m
Deal found 5/9$82
Tue 15/906:25 -
Nonstop1h 15m
Fri 18/913:15 -
Nonstop1h 20m
Deal found 5/9$83
Thu 17/915:55 -
Nonstop1h 20m
Mon 21/908:15 -
Nonstop1h 15m
Deal found 7/9$84
Sat 19/919:25 -
Nonstop1h 15m
Mon 21/921:05 -
Nonstop1h 15m
Deal found 5/9$86
Mon 16/1119:30 -
Nonstop1h 15m
Thu 19/1108:25 -
Nonstop1h 15m
Deal found 7/9$89
Tue 20/1019:15 -
Nonstop1h 15m
Thu 22/1007:55 -
Nonstop1h 15m
Deal found 4/9$90
Sat 12/918:00 -
Nonstop1h 15m
Thu 17/907:50 -
Nonstop1h 15m
Deal found 9/9$91
Mon 14/918:05 -
Nonstop1h 20m
Mon 21/915:55 -
Nonstop1h 15m
Deal found 7/9$91
Sun 6/918:00 -
Nonstop1h 15m
Wed 9/908:45 -
Nonstop1h 15m
Deal found 6/9$93
Wed 9/1220:25 -
Nonstop1h 15m
Fri 11/1207:00 -
Nonstop1h 15m
Deal found 7/9$94
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 9 September 2026.
Mon 16/1119:30 -
Nonstop1h 15m
Thu 19/1108:25 -
Nonstop1h 15m
Deal found 7/9$89
Tue 20/1019:15 -
Nonstop1h 15m
Thu 22/1007:55 -
Nonstop1h 15m
Deal found 4/9$90
Mon 28/920:45 -
Nonstop1h 15m
Thu 1/1010:15 -
1 stop9h 05m
Deal found 6/9$156
Wed 21/1018:45 -
Nonstop1h 15m
Wed 28/1006:55 -
Nonstop1h 15m
Deal found 6/9$163
Tue 20/1018:05 -
Nonstop1h 15m
Wed 21/1007:10 -
Nonstop1h 15m
Deal found 9/9$108
Fri 22/118:20 -
Nonstop1h 15m
Mon 25/110:00 -
Nonstop1h 15m
Deal found 7/9$118
Sun 25/1019:30 -
Nonstop1h 15m
Wed 28/1008:25 -
Nonstop1h 15m
Deal found 5/9$129
Sat 17/1019:05 -
Nonstop1h 15m
Tue 20/1008:45 -
Nonstop1h 15m
Deal found 8/9$161
Sat 17/1019:25 -
Nonstop1h 15m
Tue 20/1008:15 -
Nonstop1h 15m
Deal found 8/9$143
Wed 21/1015:45 -
Nonstop1h 15m
Wed 28/1010:30 -
1 stop9h 00m
Deal found 8/9$174
Tue 13/1019:05 -
Nonstop1h 15m
Thu 15/1010:15 -
1 stop9h 05m
Deal found 4/9$176
Mon 12/1018:05 -
Nonstop1h 20m
Sat 17/1015:55 -
Nonstop1h 15m
Deal found 7/9$148
Mon 28/918:05 -
Nonstop1h 20m
Fri 2/1015:55 -
Nonstop1h 15m
Deal found 8/9$150
Mon 16/1106:15 -
Nonstop1h 15m
Mon 16/1111:35 -
Nonstop1h 15m
Deal found 5/9$186
Sat 17/1018:05 -
Nonstop1h 20m
Mon 19/1015:55 -
Nonstop1h 15m
Deal found 6/9$163
Mon 21/918:05 -
Nonstop1h 20m
Fri 25/915:55 -
Nonstop1h 15m
Deal found 5/9$163
Fri 25/918:05 -
Nonstop1h 20m
Fri 2/1015:55 -
Nonstop1h 15m
Deal found 5/9$188
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 9 September 2026.
Sat 19/919:25 -
Nonstop1h 15m
Wed 23/908:40 -
Nonstop1h 15m
Deal found 7/9$79
Sat 19/918:30 -
Nonstop1h 15m
Wed 23/908:45 -
Nonstop1h 15m
Deal found 6/9$84
Sat 19/919:25 -
Nonstop1h 15m
Mon 21/921:05 -
Nonstop1h 15m
Deal found 5/9$86
Mon 16/1119:30 -
Nonstop1h 15m
Thu 19/1108:25 -
Nonstop1h 15m
Deal found 7/9$89
Tue 20/1019:15 -
Nonstop1h 15m
Thu 22/1007:55 -
Nonstop1h 15m
Deal found 4/9$90
Tue 22/906:10 -
Nonstop1h 15m
Tue 22/908:30 -
Nonstop1h 15m
Deal found 6/9$91
Mon 14/918:05 -
Nonstop1h 20m
Mon 21/915:55 -
Nonstop1h 15m
Deal found 7/9$91
Sun 27/906:30 -
Nonstop1h 15m
Wed 30/906:25 -
Nonstop1h 15m
Deal found 7/9$93
Wed 9/1220:25 -
Nonstop1h 15m
Fri 11/1207:00 -
Nonstop1h 15m
Deal found 6/9$94
Tue 20/1018:15 -
Nonstop1h 15m
Thu 22/1007:55 -
Nonstop1h 15m
Deal found 8/9$96
Mon 16/1120:25 -
Nonstop1h 15m
Tue 17/1108:05 -
Nonstop1h 15m
Deal found 5/9$98
Fri 18/918:05 -
Nonstop1h 20m
Mon 21/915:55 -
Nonstop1h 15m
Deal found 9/9$136
Last-minute flights from Seoul to Jeju City
Discover last-minute flight deals from Seoul to Jeju City. Data last updated 9 September 2026 and is based on user searches.
Mon 14/918:05 -
Nonstop1h 20m
Mon 21/915:55 -
Nonstop1h 15m
Deal found 7/9$91
Mon 14/915:45 -
Nonstop1h 15m
Sat 19/906:30 -
Nonstop1h 15m
Deal found 5/9$98
Tue 15/906:25 -
Nonstop1h 15m
Fri 18/913:15 -
Nonstop1h 20m
Deal found 5/9$83
Thu 17/915:55 -
Nonstop1h 20m
Mon 21/908:15 -
Nonstop1h 15m
Deal found 7/9$84
Thu 17/915:10 -
Nonstop1h 15m
Mon 21/908:45 -
Nonstop1h 15m
Deal found 8/9$94
Thu 17/906:35 -
Nonstop1h 15m
Mon 21/920:50 -
Nonstop1h 15m
Deal found 7/9$101
Fri 18/918:05 -
Nonstop1h 20m
Mon 21/915:55 -
Nonstop1h 15m
Deal found 9/9$136
Sat 19/919:25 -
Nonstop1h 15m
Wed 23/908:40 -
Nonstop1h 15m
Deal found 7/9$79
Sat 19/919:25 -
Nonstop1h 15m
Mon 21/921:05 -
Nonstop1h 15m
Deal found 5/9$86
Mon 28/918:05 -
Nonstop1h 20m
Fri 2/1015:55 -
Nonstop1h 15m
Deal found 8/9$150
Mon 12/1018:05 -
Nonstop1h 20m
Sat 17/1015:55 -
Nonstop1h 15m
Deal found 7/9$148
Sat 17/1018:05 -
Nonstop1h 20m
Mon 19/1015:55 -
Nonstop1h 15m
Deal found 7/9$163
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 9 September 2026.
Mon 21/918:05 -
Nonstop1h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/9$28
Mon 19/1018:05 -
Nonstop1h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/9$33
Mon 28/918:05 -
Nonstop1h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9$36
Thu 7/119:05 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9$40
Sat 12/1219:30 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/9$42
Sun 15/1119:05 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9$43
Sun 1/1120:25 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/9$44
Sun 25/1019:55 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9$51
Thu 19/1118:20 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9$53
Sun 25/1019:05 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/9$55
Sat 5/1220:20 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9$57
Tue 22/906:40 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9$60
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 9 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 9 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
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
$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
$32
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
$36
Fastest return journey
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Wed 23/12
19:35-20:50
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
$40
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Sun 15/11
19:05-20:20
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
$43
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Mon 19/10
19:15-20:30
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
$47
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Wed 21/10
15:55-17:15
Nonstop1h 20m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
$47
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Sun 25/10
19:30-20:45
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
$51
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Sat 10/10
18:05-19:20
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
$68
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Fri 18/9
13:25-14:40
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
$71
Flights are sorted by cheapest return flights first.
Deals found on 7/9
Showing 1-10 of 30 resultsSorted by cheapest first
1
2
3
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
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
GMP-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 $76). Flying from Seoul to Jeju City in October is currently the most expensive (average of $155). 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 9 September 2026.
It’s typically best to fly out from Seoul to Jeju City in the evening. Doing so could potentially save you 37% on the flight price compared to flying at midday, which is usually more expensive.
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 9 September 2026.
The most flights from SEL to CJU are scheduled on a Monday (122 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (112 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 $71 and $140 in September.The cheapest return price found within the last 5 days was $79 on Jeju Air (19 Sept–23 Sept).
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 5 September 2026.
Travellers seeking maximum savings on their Seoul to Jeju City flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday evenings 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 9 September 2026.
Read through reviews of airlines operating flights from Seoul to Jeju City, such as Korean Air and Jeju Air. Reviews also offer insight into each airline's 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!!
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?
Jeju City (CJU) is the airport you will fly into if you book a flight from Seoul to Jeju City. You should not have trouble finding flights to Jeju from Seoul; the airport handles an average of 115 inbound flights from Seoul per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Jeju City airport from Seoul. It is only a 2.7 km journey from Jeju (CJU) to Jeju City’s city centre.
How long is the flight from Seoul to Jeju City?
Airlines like Jeju Air fly from Seoul to Jeju City in about 1h 15m. The time it takes to get you to your destination is usually consistent. There are 451 km between Seoul and Jeju City. Most flights are nonstop.
What are the cheapest airlines flying from Seoul to Jeju City round-trip?
Our cheapest airline available from Seoul to Jeju City is Jeju Air. Our recent data shows that you can find tickets from as low as $19 on this airline. An additional option worth looking into is Korean Air, starting at $90. Jeju Air is 82% 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?
For one-way options, check prices for Jeju Air. According to our data, you can fly for as low as $16. Users have also found prices from $28 and $36 on Eastar Jet and Korean Air, 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 $76). Flying from Seoul to Jeju City in October is currently the most expensive (average of $155). 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.
Discover the top 2 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 9 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?
Deals for Seoul to Jeju City flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Seoul to Jeju City?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seoul to Jeju City for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Seoul to Jeju City with no change fees?
Yes, we can. To see specific flights from Seoul to Jeju City with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Seoul to Jeju City become cheaper?
Of course! You can now track prices for flights from Seoul to Jeju City and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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