Cheap flights from Incheon Intl Airport to Jeju City from £16
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Incheon Intl to Jeju City
Cheapest flights from Incheon Intl to Jeju CityExplore the most affordable flight options available from Incheon Intl to Jeju City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2026.
Explore the most affordable flight options available from Incheon Intl to Jeju City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2026.
Best flights from Incheon Intl to Jeju CityDiscover carefully curated flight deals from Incheon Intl to Jeju City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.
Discover carefully curated flight deals from Incheon Intl to Jeju City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.
Direct flights from Incheon Intl to Jeju CityExplore direct flight options from Incheon Intl to Jeju City based on user searches, and compare prices and availability for your desired travel dates. Data last updated 13 October 2026.
Explore direct flight options from Incheon Intl to Jeju City based on user searches, and compare prices and availability for your desired travel dates. Data last updated 13 October 2026.
Last-minute flights from Incheon Intl to Jeju CityDiscover last-minute flight deals from Incheon Intl to Jeju City. Data last updated 13 October 2026 and is based on user searches.
Discover last-minute flight deals from Incheon Intl to Jeju City. Data last updated 13 October 2026 and is based on user searches.
One-way flights from Incheon Intl to Jeju CitySearch for one-way flight options from Incheon Intl to Jeju City. Find affordable one-way fares based on user searches. Data last updated 13 October 2026.
Search for one-way flight options from Incheon Intl to Jeju City. Find affordable one-way fares based on user searches. Data last updated 13 October 2026.
Find flight deals from Incheon Intl to Jeju City
Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) 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 13 October 2026.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Incheon Intl Airport to Jeju City that are best for you.
Fly from
Fly to
Route
Depart
Return
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Wed 11/11
18:50-20:05
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 30/11
18:50-20:05
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Wed 13/1
18:50-20:05
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Wed 17/3
18:50-20:05
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 23/11
18:50-20:05
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 11/1
18:50-20:05
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 26/10
18:50-20:05
Nonstop1h 15m
Jeju City
Wed 31/12
00:00-00:00
Nonstop0h 00m
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Fri 18/12
18:50-20:05
Nonstop1h 15m
Jeju City
Mon 11/1
16:20-17:30
Nonstop1h 10m
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Fri 8/1
18:50-20:05
Nonstop1h 15m
Jeju City
Mon 11/1
16:20-17:30
Nonstop1h 10m
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 30/11
18:50-20:05
Nonstop1h 15m
Jeju City
Wed 2/12
16:20-17:30
Nonstop1h 10m
Best time to book a flight from Incheon Intl to Jeju City
Have a flexible travel schedule? Discover the best time to fly to Jeju City from Incheon Intl with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Incheon Intl Airport to Jeju City
What is the cheapest month to book a flight from Incheon Intl Airport to Jeju City?
Currently, June is the cheapest month in which you can book a flight from Incheon Intl Airport to Jeju City (average of £65). Flying from Incheon Intl Airport to Jeju City in March is currently the most expensive (average of £302). 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 ICN to CJU?
When flying from Incheon Intl Airport to Jeju City, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Incheon to Jeju City delayed?
About 24% of weekly flights between Incheon and Jeju City have experienced delays in the past year, with the average delay time being 90 minutes.
What is the most punctual flight time for Incheon to Jeju City flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Incheon to Jeju City flights?
Over the past year, Jeju Air have had the lowest number of delays on this route, with just 24% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Incheon Intl to Jeju City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Jeju City?
Book flights to Jeju City if you plan to visit one of these locationsBrowse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Incheon Intl to Jeju City
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Jeju City by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to South Korea
Book a non-stop flight to one of these other cities located in South Korea.
Search flights from Incheon Intl to Jeju City by cabin class
Find flights from Incheon Intl to Jeju City, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Jeju City
Explore flights to Jeju City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 13 October 2026.
Incheon Intl and Jeju City flights
Browse other Incheon Intl and Jeju City flight options. Last updated on 13 October 2026.
Other flights from Incheon Intl
Browse through other flights departing from Incheon Intl. Flights are based on user searches made on Cheapflights and were last updated on 13 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Fly with Cheapflights
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 Incheon Intl to Jeju City?
When you search for this flight from Incheon Intl to Jeju City, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to Jeju City?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Incheon Intl to Jeju City for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Incheon Intl to Jeju City with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Incheon Intl to Jeju City flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Incheon Intl 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 Incheon Intl today and book when prices fit your budget.