A traditional Korean palace with a large, ornate building in the center, surrounded by a courtyard with stone pathways and red-roofed structures.

Cheap Flights from Jeju (CJU) to Seoul (ICN)

View AU$64 flight on Fri, 17 July 2026Opens in a new window

Flight 1

Popular airlines from Jeju Intl. Airport (CJU) to Incheon Intl. Airport (ICN)

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Cheap Flights from Jeju (CJU) to Seoul (ICN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Jeju Air
Mon, 24 Aug - Mon, 31 Aug
CJU
Jeju City
ICN
Seoul
AU$163 Return, found 3 days ago
AU$163
Return
found 3 days ago
Select Jeju Air flight, departing Mon, 24 Aug from Jeju City to Seoul, returning Mon, 31 Aug, priced at AU$163 found 3 days ago
Jeju Air with Bag
Fri, 4 Sept - Mon, 7 Sept
CJU
Jeju City
ICN
Seoul
AU$166 Return, found 3 days ago
AU$166
Return
found 3 days ago
Select Jeju Air with Bag flight, departing Fri, 4 Sept from Jeju City to Seoul, returning Mon, 7 Sept, priced at AU$166 found 3 days ago
Jeju Air
Fri, 4 Sept - Mon, 7 Sept
CJU
Jeju City
ICN
Seoul
AU$178 Return, found 3 days ago
AU$178
Return
found 3 days ago
Select Jeju Air flight, departing Fri, 4 Sept from Jeju City to Seoul, returning Mon, 7 Sept, priced at AU$178 found 3 days ago
Jeju Air
Mon, 24 Aug - Mon, 31 Aug
CJU
Jeju City
ICN
Seoul
AU$192 Return, found 3 days ago
AU$192
Return
found 3 days ago
Select Jeju Air flight, departing Mon, 24 Aug from Jeju City to Seoul, returning Mon, 31 Aug, priced at AU$192 found 3 days ago
Jeju Air with Bag
Fri, 4 Sept - Mon, 7 Sept
CJU
Jeju City
ICN
Seoul
AU$195 Return, found 3 days ago
AU$195
Return
found 3 days ago
Select Jeju Air with Bag flight, departing Fri, 4 Sept from Jeju City to Seoul, returning Mon, 7 Sept, priced at AU$195 found 3 days ago
Jeju Air
Fri, 4 Sept - Mon, 7 Sept
CJU
Jeju City
ICN
Seoul
AU$207 Return, found 3 days ago
AU$207
Return
found 3 days ago
Select Jeju Air flight, departing Fri, 4 Sept from Jeju City to Seoul, returning Mon, 7 Sept, priced at AU$207 found 3 days ago
Jeju Air
Fri, 31 July - Fri, 7 Aug
CJU
Jeju City
ICN
Seoul
AU$210 Return, found 6 days ago
AU$210
Return
found 6 days ago
Select Jeju Air flight, departing Fri, 31 July from Jeju City to Seoul, returning Fri, 7 Aug, priced at AU$210 found 6 days ago
Jeju Air
Mon, 24 Aug - Mon, 31 Aug
CJU
Jeju City
ICN
Seoul
AU$215 Return, found 3 days ago
AU$215
Return
found 3 days ago
Select Jeju Air flight, departing Mon, 24 Aug from Jeju City to Seoul, returning Mon, 31 Aug, priced at AU$215 found 3 days ago
Jeju Air
Fri, 4 Sept - Mon, 7 Sept
CJU
Jeju City
ICN
Seoul
AU$218 Return, found 3 days ago
AU$218
Return
found 3 days ago
Select Jeju Air flight, departing Fri, 4 Sept from Jeju City to Seoul, returning Mon, 7 Sept, priced at AU$218 found 3 days ago
Jeju Air
Fri, 2 Oct - Tue, 6 Oct
CJU
Jeju City
ICN
Seoul
AU$226 Return, found 6 days ago
AU$226
Return
found 6 days ago
Select Jeju Air flight, departing Fri, 2 Oct from Jeju City to Seoul, returning Tue, 6 Oct, priced at AU$226 found 6 days ago

Frequently asked questions

How much does a flight from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.) cost?
You can find one-way and return flights from CJU to ICN with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when CJU to ICN ticket fares go up or down.
What is the cheapest month to fly from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.)?
The cheapest months to fly from CJU to ICN are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.)?
There are 2 airlines offering direct flights from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.).
  • Jeju Air operates 7 direct flights from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.) every week.
  • Jeju Air with Bag operates 7 direct flights from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.) every week.
How do I find cheap flights from Jeju (CJU) to Seoul (ICN)?
To find a cheap flight from Jeju (CJU) to Seoul (ICN), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.)?
The best airline to fly with from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.) will differ from traveler to traveler. If you like to fly early, Jeju Air offers early morning flights. If price is the most important factor, Jeju Air typically offers the lowest fares. Juneyao Airlines offers the most daily flights from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.)?
There are approximately 6 connecting flights per day from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.). Some common connection points include Pudong Intl. (PVG), Capital Intl. (PEK), and Narita Intl. (NRT).
What is the earliest flight from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.)?
The earliest flight from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.) typically departs around 3:55 PM local time, operated by Jeju Air. This is a seasonal service active only in May. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.)?
You'll typically find the most flights from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.) on a Tuesday, with around 1 flight available. Flight schedules are consistent throughout the week, so you'll have similar options on other days. Jeju Air is a major airline on this route.
What are the most popular departure times for flights from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.)?
The most popular departure times for flights from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.) are in the afternoon, from 3pm to 6pm. Many major carriers, including Jeju Air, offer flights during this window. This timing works well because it allows you to have a full day in Jeju before your flight and arrive in Seoul in the evening.
How long does it take to fly from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.)?
A nonstop flight from Jeju (CJU-Jeju Intl.) to Seoul (ICN-Incheon Intl.) typically takes around 1 hour 18 minutes. This route covers a distance of approximately 438 kilometres. If you opt for a flight with one stop, your travel time will be significantly longer, usually around 16 hours 48 minutes. Flights with two or more stops also take a considerable amount of time, averaging about 8 hours 48 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from Jeju (CJU) to Seoul (ICN)?
Select the "Business class" and "First class" filters when looking for Jeju (CJU) to Seoul (ICN) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Jeju (CJU) to Seoul (ICN) flight with Expedia?
It's easy to earn miles on a Jeju (CJU) to Seoul (ICN) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seoul (ICN) from Jeju (CJU)?
If you're planning to travel to Seoul from Jeju Intl. (CJU), you typically fly into Incheon Intl. (ICN). Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Jeju (CJU) to Seoul (ICN) at the last minute?
Typically, booking a last minute flight from Jeju (CJU) to Seoul (ICN) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Jeju (CJU) to Seoul (ICN) flight and hotel package?
Securing a Jeju (CJU) to Seoul (ICN) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Jeju (CJU) to Seoul (ICN)?
If you booked your Jeju (CJU) to Seoul (ICN) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Jeju Intl.
Destination airport
Incheon Intl.
Return price
AU$163
Distance
437 km
Average flight time
1 hour 15 mins

Book with confidence

Your quick guide to flights from Jeju to Seoul

Pick up great flights from Jeju to Seoul

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Jeju to Seoul. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Jeju to Seoul that take around hours.

Find cheap flights from Jeju to Seoul

From the great flight deals with prices currently ranging from AU$163 to AU$226, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Jeju to Seoul around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Seoul is normally in August.

Reasons to book your flight from Jeju to Seoul with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Jeju to Seoul across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Seoul right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Jeju to Seoul

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