Cheap flight deals from Ulsan to Jeju

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

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One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Info | Ulsan to Jeju

Cheapest one-way flight price	Rp 354,927
Cheapest round-trip ticket price	Rp 911,055
Off-season for travel	March
Peak season for travel	June
Flight distance	349.96 km
Average flight time	1 hour 6 minutes
Popular airline	Korean Air

When is the cheapest time to fly from Ulsan to Jeju?

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights

From price

4 11
11 18
18 25
Jun

25 1
1 8
8 15
15 22
22 29
Jul

29 6
6 13
13 20
20 27

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

When are flight tickets from Ulsan (USN) to Jeju (CJU) the cheapest?

Airlines adjust prices for flights from Ulsan to Jeju based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Ulsan (USN) to Jeju (CJU) cost?

According to Trip.com's data, the lowest price is around Rp 1,478,487.
How long does it take to fly from Ulsan (USN) to Jeju (CJU) and what is the distance?

It takes around 1 hour 6 minutes to fly from Ulsan (USN) to Jeju (CJU).
What are the most popular airlines that fly from Ulsan (USN) to Jeju (CJU)?

Airlines with flights from Ulsan (USN) to Jeju (CJU): Korean Air and Jin Air.

How to find a cheap flight from Ulsan to Jeju

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Ulsan to Jeju. Book your flights at the right time and save more.

Be flexible with your travel dates to get the cheapest Ulsan to Jeju ticket.

Tap "Date" in the flight search bar to browse the calendar and find airfare from Ulsan to Jeju for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is Rp 354927 for a one-way ticket on Tue, Jun 10.

Compare cheap Ulsan to Jeju flight deals from hundreds of airlines.

Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Ulsan to Jeju. The most affordable airline currently operating on this route is Korean Air.

Set up a Price Alert to track fare drops.

Set up a Price Alert for your Ulsan to Jeju route to track ticket prices effortlessly—no need to check manually every day.

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Book early or wait unitl the last minute to fine the best fares.

It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.

Search for flights on the go.

For the best booking experience on the go, download Trip.com and search for cheap flights from Ulsan to Jeju to access exclusive deals just for you.