HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Jeju City

$14+ Cheap flights from Incheon Intl (ICN) to Jeju City (CJU)

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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — CJU
May 18 — May 251
Mon 5/18
Mon 5/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Incheon Intl to Jeju City with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Incheon Intl to Jeju City

Cheapest flights from Incheon Intl to Jeju City
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 April 18, 2026.

This Booking.com deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:05 pm
ICN
-
CJU
Nonstop1h 20m
Jeju Air
Mon 7/63:55 pm
CJU
-
ICN
Nonstop1h 15m
Jeju Air
Deal found 4/13$52
This Booking.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:05 pm
ICN
-
CJU
Nonstop1h 20m
Jeju Air
Mon 7/133:55 pm
CJU
-
ICN
Nonstop1h 15m
Jeju Air
Deal found 4/18$55
This Jeju Air deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:05 pm
ICN
-
CJU
Nonstop1h 20m
Jeju Air
Fri 7/33:55 pm
CJU
-
ICN
Nonstop1h 15m
Jeju Air
Deal found 4/17$73
This Jeju Air deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/86:05 pm
ICN
-
CJU
Nonstop1h 20m
Jeju Air
Fri 6/123:55 pm
CJU
-
ICN
Nonstop1h 15m
Jeju Air
Deal found 4/16$75
This Booking.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:05 pm
ICN
-
CJU
Nonstop1h 20m
Jeju Air
Mon 6/83:55 pm
CJU
-
ICN
Nonstop1h 15m
Jeju Air
Deal found 4/16$77
This Booking.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:05 pm
ICN
-
CJU
Nonstop1h 20m
Jeju Air
Fri 7/173:55 pm
CJU
-
ICN
Nonstop1h 15m
Jeju Air
Deal found 4/17$79
This CheapOair deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:05 pm
ICN
-
CJU
Nonstop1h 20m
Jeju Air
Fri 7/103:55 pm
CJU
-
ICN
Nonstop1h 15m
Jeju Air
Deal found 4/13$84
This Booking.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:05 pm
ICN
-
CJU
Nonstop1h 20m
Jeju Air
Mon 7/63:55 pm
CJU
-
ICN
Nonstop1h 15m
Jeju Air
Deal found 4/17$87

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 April 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$52
(Booking.com)

One-way from

$14
(Booking.com)

Popular in

February

Cheapest in

November

Average price

$85
Provider with most accurate pricing for Incheon Intl-Jeju City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Incheon Intl-Jeju City flights.
Search Deals
From Incheon Intl to Jeju City
Search Deals
One-way flight from Incheon Intl to Jeju City
Search Deals
Highest demand for flights based on searches. 56% potential increase in price ($216 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 38% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl 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 2,558,603 searches. Data last updated April 18, 2026.
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

Price

Cheapest round-trip
Quickest round-trip

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Mon 6/29

6:05 pm-7:25 pm

Nonstop1h 20m

Jeju City

Fri 7/3

3:55 pm-5:10 pm

Nonstop1h 15m

$73

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Fri 7/10

6:05 pm-7:25 pm

Nonstop1h 20m

Jeju City

Fri 7/17

3:55 pm-5:10 pm

Nonstop1h 15m

$107

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Sat 5/16

6:05 pm-7:25 pm

Nonstop1h 20m

Jeju City

Tue 5/19

3:55 pm-5:10 pm

Nonstop1h 15m

$128

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Fri 6/5

6:05 pm-7:25 pm

Nonstop1h 20m

Jeju City

Mon 6/8

3:55 pm-5:10 pm

Nonstop1h 15m

$135

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Sat 5/23

6:05 pm-7:25 pm

Nonstop1h 20m

Jeju City

Tue 5/26

3:55 pm-5:10 pm

Nonstop1h 15m

$156

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Tue 5/19

2:15 pm-12:30 pm

2 stops22h 15m

Jeju City

Sat 5/30

1:40 pm-11:15 am

2 stops21h 35m

$455

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Tue 5/19

12:55 pm-6:10 pm

1 stop5h 15m

Jeju City

Wed 5/20

7:10 pm-11:55 am

1 stop16h 45m

$499
Cheapest one-way
Quickest one-way

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Mon 6/29

6:05 pm-7:25 pm

Nonstop1h 20m

$18

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Tue 5/26

6:05 pm-7:25 pm

Nonstop1h 20m

$31

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Sat 5/16

6:05 pm-7:25 pm

Nonstop1h 20m

$72

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Incheon Intl Airport-Jeju City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Incheon Intl Airport-Jeju City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-Jeju City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Incheon Intl Airport-Jeju City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Incheon Intl Airport-Jeju City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.
Estimated round-trip 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 Incheon Intl Airport to Jeju City

What is the cheapest month to book a flight from Incheon Intl Airport to Jeju City?

Currently, November is the cheapest month in which you can book a flight from Incheon Intl Airport to Jeju City (average of $71). Flying from Incheon Intl Airport to Jeju City in February is currently the most expensive (average of $686). 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.

How much does it cost to fly round-trip from Incheon Intl Airport 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 April 18, 2026.
See what other customers who have flown with Asiana Airlines and Jeju Air from Incheon Intl Airport 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.
Asiana Airlines
8.0
Very good
518 reviews

Boarding

8.2

Crew

8.4

Entertainment

7.6

Overall

8.0

Comfort

7.9

Food

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

ICN - PEK

Food was better and a smaller business class made the experience more personal.
Asiana Airlines
8.0
Very good
518 reviews
Asiana Airlines
8.0
Very good
518 reviews

Boarding

8.2

Crew

8.4

Entertainment

7.6

Overall

8.0

Comfort

7.9

Food

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

ICN - PEK

Food was better and a smaller business class made the experience more personal.
Jeju Air
7.6
Good
37 reviews
Asiana Airlines
8.0
Very good
518 reviews

Boarding

8.2

Crew

8.4

Entertainment

7.6

Overall

8.0

Comfort

7.9

Food

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

ICN - PEK

Food was better and a smaller business class made the experience more personal.

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.

  • What airport do you fly into for flights to Jeju City from Incheon Intl?

    If you book a flight to Jeju City from Incheon Intl, 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 0 flights from Incheon Intl to Jeju per day from 2 different airlines.

  • How long is the flight from Incheon Intl Airport to Jeju City?

    Departing from Incheon Intl Airport to Jeju City will take you 1h 20m. There are 272 mi between Incheon Intl Airport and Jeju City. Most flights are nonstop.

  • What are the cheapest airlines flying from Incheon Intl Airport to Jeju City round-trip?

    Currently priced at $7, Jeju Air will fly you from Incheon Intl Airport to Jeju City and back. In addition to Jeju Air, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Asiana Airlines for as low as $61. You may be able to fly from Incheon Intl Airport to Jeju City for 95% less than the average price by searching for these airlines.

  • Can I find deals for flights from Incheon Intl to Jeju City that include hotel bookings?

    Yes. In addition to deals on Incheon Intl to Jeju City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Incheon Intl to Jeju City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to Jeju City.

  • Can I find deals for business class flights from Incheon Intl to Jeju City?

    Yes. Cheapflights offers flight deals from Incheon Intl 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 Incheon Intl Airport to Jeju City?

    Currently, November is the cheapest month in which you can book a flight from Incheon Intl Airport to Jeju City (average of $71). Flying from Incheon Intl Airport to Jeju City in February is currently the most expensive (average of $686). 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.

See more FAQs

Traveling to a place near Jeju City?

Book flights to Jeju City if you plan to visit one of these locations
Seogwipo

Browse 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.
Gimpo Intl to Jeju City flights

Top 2 airlines flying from Incheon Intl to Jeju City

Discover the top 2 airlines that operate flights from Incheon Intl 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 2,558,603 searches. Data last updated April 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
Jeju AirCheapest$7Average$97FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$61Average$117FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.