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

Compare Incheon International to Jeju flight deals

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Flight deals from Incheon International to Jeju

Looking for a cheap last-minute deal or the best return flight from Incheon International Airport to Jeju Airport? If you want to travel next month, return fares start from $93. Find the lowest prices on one-way and return tickets right here.

Jeju.$92 per passenger.Departing Mon, 31 Aug, returning Mon, 21 Sep.Return flight with Jeju Air.Outbound direct flight with Jeju Air departs from Incheon International on Mon, 31 Aug, arriving in Jeju.Inbound direct flight with Jeju Air departs from Jeju on Mon, 21 Sep, arriving in Incheon International.Price includes taxes and charges.From $92, select.

Jeju.$93 per passenger.Departing Mon, 7 Sep, returning Mon, 21 Sep.Return flight with Jeju Air.Outbound direct flight with Jeju Air departs from Incheon International on Mon, 7 Sep, arriving in Jeju.Inbound direct flight with Jeju Air departs from Jeju on Mon, 21 Sep, arriving in Incheon International.Price includes taxes and charges.From $93, select.

Jeju.$111 per passenger.Departing Sat, 29 Aug, returning Mon, 31 Aug.Return flight with Jeju Air.Outbound direct flight with Jeju Air departs from Incheon International on Sat, 29 Aug, arriving in Jeju.Inbound direct flight with Jeju Air departs from Jeju on Mon, 31 Aug, arriving in Incheon International.Price includes taxes and charges.From $111, select.

Jeju.$123 per passenger.Departing Mon, 21 Sep, returning Mon, 19 Oct.Return flight with Jeju Air.Outbound direct flight with Jeju Air departs from Incheon International on Mon, 21 Sep, arriving in Jeju.Inbound direct flight with Jeju Air departs from Jeju on Mon, 19 Oct, arriving in Incheon International.Price includes taxes and charges.From $123, select.

Jeju.$138 per passenger.Departing Mon, 12 Oct, returning Mon, 19 Oct.Return flight with Jeju Air.Outbound direct flight with Jeju Air departs from Incheon International on Mon, 12 Oct, arriving in Jeju.Inbound direct flight with Jeju Air departs from Jeju on Mon, 19 Oct, arriving in Incheon International.Price includes taxes and charges.From $138, select.

Jeju.$287 per passenger.Departing Mon, 14 Sep, returning Fri, 20 Nov.Return flight with Jeju Air and Spring Airlines.Outbound indirect flight with Jeju Air, departs from Incheon International on Mon, 14 Sep, arriving in Jeju.Inbound indirect flight with Spring Airlines, departs from Jeju on Fri, 20 Nov, arriving in Incheon International.Price includes taxes and charges.From $287, select.

Jeju.$296 per passenger.Departing Sat, 12 Sep, returning Tue, 15 Dec.Return flight with Jeju Air and Spring Airlines.Outbound indirect flight with Jeju Air, departs from Incheon International on Sat, 12 Sep, arriving in Jeju.Inbound indirect flight with Spring Airlines, departs from Jeju on Tue, 15 Dec, arriving in Incheon International.Price includes taxes and charges.From $296, select.

Jeju.$305 per passenger.Departing Sat, 29 Aug, returning Tue, 3 Nov.Return flight with Jeju Air and Spring Airlines.Outbound indirect flight with Jeju Air, departs from Incheon International on Sat, 29 Aug, arriving in Jeju.Inbound indirect flight with Spring Airlines, departs from Jeju on Tue, 3 Nov, arriving in Incheon International.Price includes taxes and charges.From $305, select.

Jeju.$317 per passenger.Departing Mon, 19 Oct, returning Thu, 5 Nov.Return flight with Jeju Air and Spring Airlines.Outbound indirect flight with Jeju Air, departs from Incheon International on Mon, 19 Oct, arriving in Jeju.Inbound indirect flight with Spring Airlines, departs from Jeju on Thu, 5 Nov, arriving in Incheon International.Price includes taxes and charges.From $317, select.

Jeju.$389 per passenger.Departing Sat, 24 Oct, returning Sun, 27 Dec.Return flight with Jeju Air and Spring Airlines.Outbound indirect flight with Jeju Air, departs from Incheon International on Sat, 24 Oct, arriving in Jeju.Inbound indirect flight with Spring Airlines, departs from Jeju on Sun, 27 Dec, arriving in Incheon International.Price includes taxes and charges.From $389, select.

Jeju.$492 per passenger.Departing Sat, 29 Aug, returning Sun, 11 Oct.Return flight with Jeju Air and Juneyao Airlines.Outbound indirect flight with Jeju Air, departs from Incheon International on Sat, 29 Aug, arriving in Jeju.Inbound indirect flight with Juneyao Airlines, departs from Jeju on Sun, 11 Oct, arriving in Incheon International.Price includes taxes and charges.From $492, select.

Jeju.$517 per passenger.Departing Wed, 2 Dec, returning Tue, 8 Dec.Return flight with T'way Air.Outbound indirect flight with T'way Air, departs from Incheon International on Wed, 2 Dec, arriving in Jeju.Inbound indirect flight with T'way Air, departs from Jeju on Tue, 8 Dec, arriving in Incheon International.Price includes taxes and charges.From $517, select.

Jeju.$544 per passenger.Departing Wed, 11 Nov, returning Fri, 20 Nov.Return flight with China Eastern and Spring Airlines.Outbound indirect flight with China Eastern, departs from Incheon International on Wed, 11 Nov, arriving in Jeju.Inbound indirect flight with Spring Airlines, departs from Jeju on Fri, 20 Nov, arriving in Incheon International.Price includes taxes and charges.From $544, select.

Jeju.$574 per passenger.Departing Thu, 7 Jan, returning Sat, 9 Jan.Return flight with Spring Airlines.Outbound indirect flight with Spring Airlines, departs from Incheon International on Thu, 7 Jan, arriving in Jeju.Inbound indirect flight with Spring Airlines, departs from Jeju on Sat, 9 Jan, arriving in Incheon International.Price includes taxes and charges.From $574, select.

Jeju.$589 per passenger.Departing Fri, 27 Nov, returning Wed, 2 Dec.Return flight with China Eastern and T'way Air.Outbound indirect flight with China Eastern, departs from Incheon International on Fri, 27 Nov, arriving in Jeju.Inbound indirect flight with T'way Air, departs from Jeju on Wed, 2 Dec, arriving in Incheon International.Price includes taxes and charges.From $589, select.

Jeju.$682 per passenger.Departing Tue, 15 Dec, returning Sat, 2 Jan.Return flight with Jeju Air and Spring Airlines.Outbound indirect flight with Jeju Air, departs from Incheon International on Tue, 15 Dec, arriving in Jeju.Inbound indirect flight with Spring Airlines, departs from Jeju on Sat, 2 Jan, arriving in Incheon International.Price includes taxes and charges.From $682, select.

Find the cheapest month to fly from Incheon International to Jeju

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Incheon International to Jeju flights are currently cheapest in September.

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Direct flights from Incheon International to Jeju

Incheon International to Jeju: Alternative routes

Compare routes from Incheon International to Jeju below. You may find an airport to fly into that's cheaper, faster, or easier than Jeju.

Jeju

3km from central Jeju

ClosestCheapest

from $92

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Seoul to Jeju: Flight information

The things to know before you go.

Cheapest flight found	$92
Cheapest month to fly	August
Average flight time	1 hr, 20 mins
Most popular airline	Jeju Air
Average flights per week	2

Finding cheap flights from Incheon International to Jeju: Frequently asked questions

How much are return flights from Incheon International to Jeju?

The best price we found for a return flight from Incheon International to Jeju is $92. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Incheon International to Jeju?

1 hour and 20 minutes is the average flight time from Incheon International to Jeju.

Which airlines fly direct from Incheon International to Jeju?

Jeju Air flies direct from Incheon International to Jeju.

How many flights are there a week from Incheon International to Jeju?

As of August 2026, there are 3 flights per week flying from Incheon International to Jeju.

When is the cheapest time to fly from Incheon International to Jeju?

The cheapest month to fly from Incheon International to Jeju is usually August.

Which upcoming date is cheapest to fly from Incheon International Airport to Jeju Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Incheon International Airport to Jeju Airport on Monday, 31 August 2026.

Can I get a direct flight from Incheon International Airport to Jeju Airport?

Yes – the average flight time is 1 hour and 20 minutes.

How can I find the best flight deal to Jeju?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Jeju but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Jeju?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Jeju is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Incheon International Airport to Jeju with?

Currently, Jeju Air offers the cheapest flight tickets to Jeju.

Flying from Incheon International Airport (ICN) to Jeju Airport (CJU): what you need to know

Jeju's timezone is UTC+9, which is the same as Seoul.
Arrive at the airport on time so you don't miss your ICN to CJU flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid a last-minute sprint to the gate.
During popular months like August, you'll want to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead of international flights whenever you're flying during a peak period in general.
Consider adding a stopover when booking your ticket from Incheon International Airport to Jeju Airport. Simply uncheck 'Direct flights only' to break up your trip, or perhaps see a new city along the way. Here's where you can stop between ICN and CJU:
- Shanghai Pudong Airport
- Kansai International (Osaka) Airport
- Gimhae International Airport

How to find the cheapest flights from Incheon International Airport (ICN) to Jeju Airport (CJU)

Right now, $25 is the cheapest price we've seen for a one-way Incheon International Airport to Jeju Airport flight. The best price for a return ticket is $92. Keep in mind that fares can change due to demand when booking.
To pick up cheap tickets from ICN to CJU, book early. Airlines typically offer lower prices when flights are first released.
The 'Whole month' tool shows you the cheapest flights from Incheon International Airport to Jeju Airport across the entire month. It's a great way to find a bargain if your trip dates aren't set in stone.
Landing cheap flights from ICN to CJU is a piece of cake with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch when a lower fare pops up.
Tailor your trip with filters. Pick your ideal arrival and departure times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Best' or 'Cheapest' flights from Incheon International Airport to Jeju Airport.

Handy information about Incheon International Airport (ICN)

74% of flights taking off from Incheon International Airport arrive at their destination on schedule.
Central Seoul to Incheon International Airport is approximately 48 kilometres. Depending on traffic, it'll take you about 1 hour 5 minutes to get there if you're ride-sharing, catching a taxi or driving.
Planning to take public transport? Expect a journey time of around 50 minutes.
Need a handy hotel near ICN? If you're boarding an early flight from Incheon International Airport to Jeju Airport, these accommodation options will have you moments from your departure lounge:

Arriving at Jeju Airport (CJU)

The last thing you need is a long journey to your hotel if you're landing late on a Incheon International Airport to Jeju Airport flight. Book one of these accommodation options near CJU instead:
Go wherever you want, whenever you want with a Jeju Airport rental car. Pick up your wheels from Rainbow home, TamRa or 패밀리렌트카 and see more of Jeju and beyond.
Secure the lowest price by reserving your ride from Jeju Airport about three weeks before your departure date.

When to fly to Jeju Airport (CJU)

The quietest month for a flight from Incheon International Airport to Jeju Airport is March, while April is the most popular. Pick the best time to visit Jeju based on whether you prefer a more relaxed vibe or a faster pace.
Lock in your flight from Incheon International Airport to Jeju Airport for August if you want to go to Jeju during its warmest month. Expect temperatures of between 22ºC (72ºF) and 30ºC (86ºF).
If you'd rather travel in cooler conditions, look for a cheap ticket from ICN to CJU in January. Average temperatures are between 0ºC (32ºF) and 9ºC (48ºF) then.

Explore more of South Korea

Seoul is just one of the many cities in South Korea waiting to be explored once you've seen the sights of Jeju. Around 451 kilometres away to the north, top sights here include Gyeongbokgung Palace, Bukchon Hanok Village and N Seoul Tower.
Around 306 kilometres north-east of Jeju, Busan is another favourite stop in South Korea. Experience the best of this destination with a visit to Gamcheon Culture Village, Haeundae Beach and Beautiful View Busan - Diamond Bridge.