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Jeju City

$104+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — CJU
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheap 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 August 13, 2025.

Round-trip from

$239
(Mytrip)

One-way from

$104
(Booking.com)

Popular in

July

Cheapest in

March

Average price

$113
From Incheon Intl to Jeju City
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One-way flight from Incheon Intl to Jeju City
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Highest demand for flights based on searches. 17% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 13, 2025.

This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/198:00 amICN - CJU
2 stops23h 20mT'way Air
Tue 8/268:15 amCJU - ICN
2 stops29h 15mT'way Air
Deal found 8/12$231
This Mytrip deal was found by Cheapflights users on 8/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1911:10 amICN - CJU
1 stop26h 40mMultiple Airlines
Tue 8/268:10 amCJU - ICN
2 stops29h 50mMultiple Airlines
Deal found 8/11$237
This Mytrip deal was found by Cheapflights users on 8/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/87:40 amICN - CJU
2 stops12h 50mMultiple Airlines
Wed 9/109:30 amCJU - ICN
2 stops28h 30mMultiple Airlines
Deal found 8/11$239
This Mytrip deal was found by Cheapflights users on 8/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:05 amICN - CJU
2 stops12h 50mMultiple Airlines
Wed 9/179:30 amCJU - ICN
2 stops28h 30mMultiple Airlines
Deal found 8/11$241
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/93:00 pmICN - CJU
2 stops28h 50mMultiple Airlines
Tue 9/168:30 amCJU - ICN
2 stops29h 30mMultiple Airlines
Deal found 8/12$249
This Mytrip deal was found by Cheapflights users on 8/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1911:10 amICN - CJU
1 stop26h 40mMultiple Airlines
Thu 8/218:10 amCJU - ICN
2 stops29h 50mMultiple Airlines
Deal found 8/11$255
This Mytrip deal was found by Cheapflights users on 8/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/911:10 amICN - CJU
2 stops32h 45mMultiple Airlines
Thu 9/119:25 amCJU - ICN
2 stops28h 35mMultiple Airlines
Deal found 8/11$262
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2611:10 amICN - CJU
1 stop26h 40mT'way Air
Thu 8/288:15 amCJU - ICN
2 stops29h 15mT'way Air
Deal found 8/12$269

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 August 13, 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to Jeju City that are best for you.

Fly from

Incheon Intl

Fly to

Jeju City

Route

Depart

Return

Price

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Mon 9/8

7:40 am-8:30 pm

2 stops12h 50m

Jeju City

Wed 9/10

9:30 am-2:00 pm

2 stops28h 30m

$239

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Wed 9/10

7:05 am-7:55 pm

2 stops12h 50m

Jeju City

Wed 9/17

9:30 am-2:00 pm

2 stops28h 30m

$241

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Tue 9/9

3:00 pm-7:50 pm

2 stops28h 50m

Jeju City

Tue 9/16

8:30 am-2:00 pm

2 stops29h 30m

$249

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Tue 9/9

11:10 am-7:55 pm

2 stops32h 45m

Jeju City

Thu 9/11

9:25 am-2:00 pm

2 stops28h 35m

$262

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Wed 9/10

11:10 am-1:50 pm

1 stop26h 40m

Jeju City

Wed 9/17

4:05 pm-4:35 pm

1 stop24h 30m

$269

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Tue 8/26

11:10 am-1:50 pm

1 stop26h 40m

Jeju City

Thu 8/28

8:15 am-1:30 pm

2 stops29h 15m

$269

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Tue 10/28

11:20 am-10:05 am

2 stops22h 45m

Jeju City

Fri 10/31

10:20 pm-4:30 pm

2 stops18h 10m

$270

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Tue 9/16

11:25 am-10:35 pm

2 stops11h 10m

Jeju City

Tue 9/23

7:30 am-8:50 pm

2 stops13h 20m

$270

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Wed 9/3

7:15 am-1:50 pm

1 stop6h 35m

Jeju City

Wed 9/3

4:05 pm-9:50 pm

1 stop5h 45m

$272

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Wed 10/22

11:25 am-10:35 pm

2 stops11h 10m

Jeju City

Fri 10/24

9:35 pm-11:35 am

1 stop14h 00m

$273

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 17 results
1
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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

How far ahead should I book a flight from Incheon Intl Airport to Jeju City?

Use this chart to determine the optimal time to book a round-trip flight from Incheon Intl to Jeju City. Price data was last updated on August 8, 2025.

To ensure you get the cheapest price possible for a flight from Incheon Intl Airport to Jeju City, you should look to book at least 10 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest time of day to fly from ICN to CJU?

Find hourly flight availability from Incheon Intl 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 August 13, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 54% on flights from Incheon Intl Airport to Jeju City by exploring options for tickets in the evening.

What is the cheapest day to fly from Incheon Intl Airport to Jeju City?

Use this chart to determine the cheapest time to fly round-trip from Incheon Intl to Jeju City. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Incheon Intl Airport to Jeju City flight should consider departing on Tuesday 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.

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 August 13, 2025.
See what other customers who have flown with Korean Air and Asiana Airlines 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.
Korean Air
8.4
Very good
1,131 reviews

Crew

8.7

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

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!!
Korean Air
8.4
Very good
1,131 reviews
Korean Air
8.4
Very good
1,131 reviews

Crew

8.7

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

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!!
Asiana Airlines
8.2
Very good
473 reviews
Korean Air
8.4
Very good
1,131 reviews

Crew

8.7

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

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 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 5 different 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.

See more FAQs

Traveling to a place near Jeju City?

Book flights to Jeju City if you plan to visit one of these locations
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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 5 airlines flying from Incheon Intl to Jeju City

Discover the top 5 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 August 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Jeju AirCheapest$37Average$70FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$40Average$113FlexibilityNo cancel feeOn-time76%
Air SeoulCheapest$45Average$98FlexibilityNo cancel feeOn-timeN/A
Eastar JetCheapest$47Average$83FlexibilityNo cancel feeOn-time86%
Korean AirCheapest$54Average$176FlexibilityNo cancel feeOn-time81%

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