£76 Cheap Flights from Ulsan (USN) to Jeju (CJU)

View £76 flight on Sun, 21 Sep 2025Opens in a new window

Popular airlines from Ulsan (USN) to Jeju Intl. Airport (CJU)

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Cheap Flights from Ulsan (USN) to Jeju (CJU)

Prices were available within the past 7 days and start at £76 for one-way flights and £150 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Thu, 16 Jul - Sun, 19 Jul
USN
Ulsan
CJU
Jeju City
£150 Return, found 6 hours ago
£150
Return
found 6 hours ago
Select Korean Air flight, departing Thu, 16 Jul from Ulsan to Jeju City, returning Sun, 19 Jul, priced at £150 found 6 hours ago
Korean Air
Wed, 1 Oct - Fri, 3 Oct
USN
Ulsan
CJU
Jeju City
£155 Return, found 5 days ago
£155
Return
found 5 days ago
Select Korean Air flight, departing Wed, 1 Oct from Ulsan to Jeju City, returning Fri, 3 Oct, priced at £155 found 5 days ago
Flight from Ulsan to Jeju route information
Origin airport
Ulsan
Destination airport
Jeju Intl.
Return price
£149
Distance
348 km
Average flight time
1 hour 10 mins

Compare flights from Ulsan to Jeju easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Ulsan to Jeju. Operating between them 7 flights per day, 5 airlines cover the route. And Air Busan, Korean Air, Asiana Airlines, Jin Air fly direct, getting you to Jeju Intl. in just 1hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Ulsan to Jeju Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Ulsan (USN) to Jeju Intl. (CJU)

The easiest way to view the best deals on flights from Ulsan to Jeju today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Ulsan to Jeju Intl. start at just £150 and range up to £155.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Ulsan and Jeju
  • booking your flight during July, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Ulsan to Jeju flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Ulsan to Jeju Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Ulsan Airport to Jeju Intl. Airport (CJU)?
Round-trip flights between Ulsan Airport and CJU start from £150. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year — book now 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 USN to CJU?
Every airline has its own terms and conditions. If you decide to cancel your getaway, head to our Customer Service Portal.
How do I find cheap flights from Ulsan Airport to Jeju Intl. Airport 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 USN to CJU flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Ulsan Airport to CJU?
That new movie you've been wanting to see will have to wait — the flight distance between Ulsan Airport (USN) (USN) and CJU (CJU) is only 350 kilometres. The captain will be instructing you to buckle up for landing before you know it.
Which airlines fly direct from Ulsan Airport to Jeju Intl. Airport?
Check out the deals on offer with Air Busan (BX) if you want to travel directly from USN to Jeju Intl. Airport. This popular carrier offers 60 flights monthly, so you're sure to find one that fits your travel schedule.
Are Ulsan Airport (USN) to CJU flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Ulsan Airport to CJU can be hit-or-miss. You may be able to find a bargain, but you could also miss out entirely! If you'd prefer to play it safe and start your trip planning ahead of time, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines release their prices so far in advance. Our suggestion? Check back often as updates are made regularly.

Explore a world of travel with Expedia

Ulsan Airports

Busan

Gimhae to Jeju
£138.20

Daegu

Daegu Intl. to Jeju
£157.20
*Available to Expedia members.