₩225,200 Cheap Flights from Seoul (ICN) to Jeju (CJU)

View ₩225,200 flight on Tue, Sep 23, 2025Opens in a new window

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

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Cheap Flights from Seoul to Jeju (ICN-CJU)

Prices were available within the past 7 days and start at ₩225,200 for one-way flights and ₩480,800 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Wed, Sep 3 - Thu, Sep 11
ICN
Seoul
CJU
Jeju City
₩480,800 Roundtrip, found 17 hours ago
₩480,800
Roundtrip
found 17 hours ago
Select China Eastern Airlines flight, departing Wed, Sep 3 from Seoul to Jeju City, returning Thu, Sep 11, priced at ₩480,800 found 17 hours ago
China Eastern Airlines
Wed, Sep 3 - Thu, Sep 11
ICN
Seoul
CJU
Jeju City
₩480,800 Roundtrip, found 17 hours ago
₩480,800
Roundtrip
found 17 hours ago
Select China Eastern Airlines flight, departing Wed, Sep 3 from Seoul to Jeju City, returning Thu, Sep 11, priced at ₩480,800 found 17 hours ago
China Eastern Airlines
Tue, Sep 23 - Thu, Sep 25
ICN
Seoul
CJU
Jeju City
₩481,800 Roundtrip, found 1 hour ago
₩481,800
Roundtrip
found 1 hour ago
Select China Eastern Airlines flight, departing Tue, Sep 23 from Seoul to Jeju City, returning Thu, Sep 25, priced at ₩481,800 found 1 hour ago
China Eastern Airlines
Tue, Sep 16 - Mon, Sep 22
ICN
Seoul
CJU
Jeju City
₩492,615 Roundtrip, found 4 days ago
₩492,615
Roundtrip
found 4 days ago
Select China Eastern Airlines flight, departing Tue, Sep 16 from Seoul to Jeju City, returning Mon, Sep 22, priced at ₩492,615 found 4 days ago
China Eastern Airlines
Wed, Sep 10 - Wed, Sep 17
ICN
Seoul
CJU
Jeju City
₩493,638 Roundtrip, found 1 day ago
₩493,638
Roundtrip
found 1 day ago
Select China Eastern Airlines flight, departing Wed, Sep 10 from Seoul to Jeju City, returning Wed, Sep 17, priced at ₩493,638 found 1 day ago
China Eastern Airlines
Tue, Sep 9 - Thu, Sep 11
ICN
Seoul
CJU
Jeju City
₩496,254 Roundtrip, found 4 hours ago
₩496,254
Roundtrip
found 4 hours ago
Select China Eastern Airlines flight, departing Tue, Sep 9 from Seoul to Jeju City, returning Thu, Sep 11, priced at ₩496,254 found 4 hours ago
Shanghai Airlines
Tue, Sep 23 - Thu, Sep 25
ICN
Seoul
CJU
Jeju City
₩501,800 Roundtrip, found 1 hour ago
₩501,800
Roundtrip
found 1 hour ago
Select Shanghai Airlines flight, departing Tue, Sep 23 from Seoul to Jeju City, returning Thu, Sep 25, priced at ₩501,800 found 1 hour ago
T'Way Air
Tue, Oct 21 - Wed, Oct 29
ICN
Seoul
CJU
Jeju City
₩503,400 Roundtrip, found 2 days ago
₩503,400
Roundtrip
found 2 days ago
Select T'Way Air flight, departing Tue, Oct 21 from Seoul to Jeju City, returning Wed, Oct 29, priced at ₩503,400 found 2 days ago
Air China
Fri, Aug 29 - Wed, Sep 3
ICN
Seoul
CJU
Jeju City
₩538,900 Roundtrip, found 3 hours ago
₩538,900
Roundtrip
found 3 hours ago
Select Air China flight, departing Fri, Aug 29 from Seoul to Jeju City, returning Wed, Sep 3, priced at ₩538,900 found 3 hours ago
Asiana Airlines
Sun, Aug 31 - Tue, Sep 2
ICN
Seoul
CJU
Jeju City
₩679,900 Roundtrip, found 1 hour ago
₩679,900
Roundtrip
found 1 hour ago
Select Asiana Airlines flight, departing Sun, Aug 31 from Seoul to Jeju City, returning Tue, Sep 2, priced at ₩679,900 found 1 hour ago

Find the cheapest month to fly from Seoul (ICN) to Jeju City (CJU)

December is typically the cheapest month to fly

From ₩370,131 - ₩842,312 per traveler.

Graph displaying average flight prices per month

Flights from Seoul (ICN) to Jeju (CJU)
Origin airport
Incheon Intl.
Destination airport
Jeju Intl.
Airlines serving
Air China, Asiana Airlines, China Eastern Airlines, HK Express, Juneyao Air, T'Way Air
Roundtrip price
₩480,800
Distance
437 km

Incheon to Jeju City Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Incheon to Jeju City will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Jeju City.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with ICN to CJU flights that won’t make your bank account wince. Ready to temporarily leave behind Incheon for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to CJU with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from Seoul–Incheon Intl. Airport to Jeju Intl. Airport (CJU)?
Round-trip tickets between Incheon Intl. Airport (ICN) and CJU start from ₩480,800. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — book ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Incheon Intl. Airport (ICN) to Jeju Intl. Airport (CJU)?
Each airline has a different set of terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from Incheon Intl. Airport (ICN) to CJU that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for ICN to CJU flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Incheon Airport to Jeju Intl. Airport?
A flight distance of just 440 kilometers separates South Korea and Jeju City. Once you're up in the skies, you won't get a chance to do much more than listen to a few songs on your travel playlist.
Which airlines fly direct from Incheon Airport to Jeju Intl. Airport?
You won't find any airlines operating directly between ICN and Jeju Intl. Airport (CJU), so be ready to make at least one stop on your journey. A layover can be a welcome way to break up a trip!
Are Incheon Airport to CJU flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes find a bargain, with some super cheap fares from Seoul–Incheon Intl. Airport to Jeju Intl. Airport arising a few weeks prior to the departure date. If you'd rather plan ahead, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines issue prices so far in advance.

Explore a world of travel with Expedia

Seoul nearby Airports

Seoul

Gimpo Intl. to Jeju
₩37,000
*Available to Expedia members.