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£78 Cheap Flights from Jeju (CJU) to Cheongju (CJJ)

View £78 flight on Fri, 4 Sept 2026Opens in a new window

Popular airlines from Jeju Intl. Airport (CJU) to Cheongju (CJJ-Cheongju Intl.)

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Cheap Flights from Jeju (CJU) to Cheongju (CJJ)

Prices were available within the past 7 days and start at £78 for one-way flights and £155 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Thu, 24 Sept - Sun, 27 Sept
CJU
Jeju City
CJJ
Cheongju
£155 Return, found 1 day ago
£155
Return
found 1 day ago
Select Korean Air flight, departing Thu, 24 Sept from Jeju City to Cheongju, returning Sun, 27 Sept, priced at £155 found 1 day ago
Korean Air
Thu, 24 Sept - Sun, 27 Sept
CJU
Jeju City
CJJ
Cheongju
£157 Return, found 1 day ago
£157
Return
found 1 day ago
Select Korean Air flight, departing Thu, 24 Sept from Jeju City to Cheongju, returning Sun, 27 Sept, priced at £157 found 1 day ago
Korean Air
Thu, 24 Sept - Sun, 27 Sept
CJU
Jeju City
CJJ
Cheongju
£159 Return, found 1 day ago
£159
Return
found 1 day ago
Select Korean Air flight, departing Thu, 24 Sept from Jeju City to Cheongju, returning Sun, 27 Sept, priced at £159 found 1 day ago
Korean Air
Fri, 21 Aug - Fri, 28 Aug
CJU
Jeju City
CJJ
Cheongju
£160 Return, found 6 days ago
£160
Return
found 6 days ago
Select Korean Air flight, departing Fri, 21 Aug from Jeju City to Cheongju, returning Fri, 28 Aug, priced at £160 found 6 days ago
Asiana Airlines
Thu, 24 Sept - Sun, 27 Sept
CJU
Jeju City
CJJ
Cheongju
£161 Return, found 1 day ago
£161
Return
found 1 day ago
Select Asiana Airlines flight, departing Thu, 24 Sept from Jeju City to Cheongju, returning Sun, 27 Sept, priced at £161 found 1 day ago
Asiana Airlines
Fri, 4 Sept - Mon, 7 Sept
CJU
Jeju City
CJJ
Cheongju
£163 Return, found 1 day ago
£163
Return
found 1 day ago
Select Asiana Airlines flight, departing Fri, 4 Sept from Jeju City to Cheongju, returning Mon, 7 Sept, priced at £163 found 1 day ago
Asiana Airlines
Fri, 4 Sept - Mon, 7 Sept
CJU
Jeju City
CJJ
Cheongju
£164 Return, found 1 day ago
£164
Return
found 1 day ago
Select Asiana Airlines flight, departing Fri, 4 Sept from Jeju City to Cheongju, returning Mon, 7 Sept, priced at £164 found 1 day ago
Asiana Airlines
Thu, 24 Sept - Sun, 27 Sept
CJU
Jeju City
CJJ
Cheongju
£166 Return, found 1 day ago
£166
Return
found 1 day ago
Select Asiana Airlines flight, departing Thu, 24 Sept from Jeju City to Cheongju, returning Sun, 27 Sept, priced at £166 found 1 day ago

Frequently asked questions

How much does a flight from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) cost?
You can find one-way and return flights from CJU to CJJ with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when CJU to CJJ ticket fares go up or down.
What is the cheapest month to fly from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
The cheapest months to fly from CJU to CJJ are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
There are 6 airlines offering direct flights from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.). Here are some of the top carriers:
  • T'way Air with baggage operates 32 direct flights from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) every week.
  • Korean Air operates 23 direct flights from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) every week.
  • Asiana Airlines operates 23 direct flights from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) every week.
  • Jeju Air operates 27 direct flights from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) every week.
  • Jeju Air with Bag operates 19 direct flights from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) every week.
What is the cheapest airline that flies from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
Aero K is one of the cheapest airlines offering nonstop return flights from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.), with tickets starting from around £58 for flights that can be booked for departure within the next year. These prices are typically for economy/coach class per adult. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
To find a cheap flight from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
The best airline to fly with from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) will differ from traveler to traveler. If you like to fly early, Korean Air offers early morning flights. If price is the most important factor, Jeju Air with Bag typically offers the lowest fares. T'way Air with baggage offers the most daily flights from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
You'll find approximately 17 nonstop flights per day from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.). For even more choices, look at flights that include layovers, as there is also around 1 connecting flight per day. A common connection point is Kansai Intl. (KIX).
What is the earliest flight from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
The earliest flight from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) typically departs at around 7:00 AM local time, operated by Korean Air. This is a seasonal service active only in August. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
You'll typically find the most flights from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) on a Saturday, with around 21 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include T'way Air with baggage, Jeju Air, and Korean Air. Saturday offers notably more flight options compared to other days of the week, making it a convenient day to travel.
What are the most popular departure times for flights from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
The most popular departure times for flights from Jeju Intl. (CJU) to Cheongju Intl. (CJJ) are between 9am and 12pm. Many major carriers, including T'way Air with baggage, Jeju Air and Asiana Airlines, offer flights during this window. Many travellers prefer these times as they allow for a relaxed start to the day while still arriving at your destination with plenty of time left.
How long does it take to fly from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
A non-stop flight from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) typically takes around 1 hour 15 minutes. This route covers a distance of approximately 369 kilometres (229 miles). While one-stop options exist, they significantly extend your travel time, often taking over 23 hours. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic.
Can you fly business or first class from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
Yes, you can fly business class between CJU and CJJ. Airlines that offer business class service on this route include:

  • Asiana Airlines

How do I earn miles on a Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) flight with Expedia?
It's easy to earn miles on a Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Cheongju (CJJ) from Jeju (CJU)?
If you're planning to travel to Cheongju from Jeju Intl. (CJU), you typically fly into Cheongju Intl. (CJJ) which offers domestic flights and connections. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) at the last minute?
Typically, booking a last minute flight from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) flight and hotel package?
Securing a Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.)?
If you booked your Jeju (CJU-Jeju Intl.) to Cheongju (CJJ-Cheongju Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Jeju Intl.
Destination airport
Cheongju Intl.
Roundtrip price
£154
Distance
365 km
Average flight time
1 hour 10 mins

Book with confidence

Compare flights from Jeju to Cheongju easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Jeju to Cheongju. Operating between them flights per day, 11 airlines cover the route. And fly direct, getting you to Cheongju Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Jeju Intl. to Cheongju 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 Jeju Intl. (CJU) to Cheongju Intl. (CJJ)

The easiest way to view the best deals on flights from Jeju to Cheongju 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 Jeju Intl. to Cheongju Intl. start at just £155 and range up to £166.  

To find an even better deal, try  

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

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

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Jeju Intl. to Cheongju 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.  

Compare flights from Jeju to Cheongju easily and book with confidence
*Available to Expedia members.