€10 : Cheap Flights from Jeju to Cheongju

Flight FAQs

• What are the cheapest flights from Jeju to Cheongju (CJU-CJJ)?

  Based on Trip.com data, Jin Air offers one-way fares as low as €10 on Cheapest nonstop routes (e.g. CJU to CJJ on Wed, Dec 24), while Eastar Jet offers Cheapest nonstop round-trips from €20 departing on Wed, Feb 4 and returning on Tue, Feb 10.

• Which airlines offer direct flights from Jeju to Cheongju?

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

• How long does it take to fly from Jeju (CJU) to Cheongju (CJJ) and what is the distance?

  It takes around 1 hour 10 minutes to fly from Jeju (CJU) to Cheongju (CJJ).

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

  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 Cheongju 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 Cheongju?

  Based on Trip.com data in the past 4 weeks, there is 87 flight per week flying from Jeju to Cheongju. You can check the weekly schedule for popular airlines on this route below: Jeju Air: S/M/T/W/T/F/S -- 7C228 (17:51) Korean Air: S/M/T/W/T/F/S -- KE5178 (07:24)

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

  To find best deals on flights from Jeju to Cheongju, 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 Wed, Dec 24, with one-way flights priced at just €10.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Jin 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 Cheongju travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Jeju (CJU) to Cheongju (CJJ) the cheapest?

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

• Which upcoming date is cheapest to fly from Jeju to Cheongju on?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Jeju to Cheongju on December 18, 2025 with Asiana Airlines, with prices starting at €7.

• Which airports can I fly to for Cheongju from Jeju?

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

• Is there any time difference between Jeju and Cheongju?

  The time difference between Cheongju and Jeju is 0h.

• How do I change or cancel my ticket from Jeju to Cheongju?

  Tickets can only be changed or canceled 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.