Cheap Flights from Jeju to Busan from S$ 18

Frequently Asked Questions

• Which airlines offer the cheapest flights from Jeju (CJU) to Busan (PUS)?

  Based on Trip.com data, Jeju Air offers one-way fares as low as S$ 18 on Cheapest nonstop routes (e.g. CJU to PUS on Thu, Mar 5), while Jeju Air offers Cheapest nonstop round-trips from S$ 41 departing on Tue, Feb 24 and returning on Tue, Mar 3.

• Which airlines offer direct flights from Jeju to Busan?

  At the moment, you can catch a direct flight from Jeju to Busan with the following airlines, including: Korean Air Jeju Air Jin Air Air Busan Eastar Jet Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Jeju (CJU) to Busan (PUS)?

  It takes about 1 hour 1 minute to fly from Jeju (CJU) to Busan (PUS).

• When is the best time to book flights from Jeju to Busan?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Jeju to Busan is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Jeju to Busan?

  Based on Trip.com data in the past 4 weeks, there is 214 flight per week flying from Jeju to Busan. You can check the weekly schedule for popular airlines on this route below: Korean Air: S/M/T/W/T/F/S -- KE1558 (20:27) Korean Air: S/M/T/W/T/F/S -- KE5262 (17:04) Jin Air: S/M/T/W/T/F/S -- LJ592 (20:12)

• How can I find the best deals on flights from Jeju to Busan?

  To find best deals on flights from Jeju to Busan, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Mar 5, with one-way flights priced at just S$ 18.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Jeju Air.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Busan travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Jeju to Busan to get the best price?

  The cheapest months to fly from Jeju to Busan is October, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Jeju to Busan?

  After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Jeju to Busan on February 11, 2026 with Air Busan, with prices starting at S$ 14.

• Which airports can I fly through when travelling to Busan from Jeju?

  You can land at any one of the following hubs in Busan, with Jeju International Airport to Gimhae International Airport (CJU-PUS) is by far the most common option on this route: Gimhae International Airport (PUS).

• What is the time difference between Jeju and Busan?

  The time difference between Busan and Jeju is 0h.

• How can I change or cancel my flight ticket from Jeju to Busan?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.