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Jeju City

$23+ Cheap flights from Cheongju to Jeju City (CJJ - CJU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/21. Fares are subject to change and may not be available on all flights or dates of travel.
CJJ — CJU
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Cheongju to Jeju City are usually found in March or June, booked 72 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from Cheongju to Jeju City

Cheapest flights from Cheongju to Jeju City
Explore the most affordable flight options available from Cheongju to Jeju City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Asiana Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:50 pmCJJ - CJU
Nonstop1h 10mAsiana Airlines
Wed 12/178:10 amCJU - CJJ
Nonstop1h 10mAsiana Airlines
Deal found 12/11$32
This Asiana Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:50 pmCJJ - CJU
Nonstop1h 10mAsiana Airlines
Fri 12/198:10 amCJU - CJJ
Nonstop1h 10mAsiana Airlines
Deal found 12/10$33
This T'way Air deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/174:50 pmCJJ - CJU
Nonstop1h 10mT'way Air
Wed 12/179:55 pmCJU - CJJ
Nonstop1h 10mT'way Air
Deal found 12/9$35
This Jin Air deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:45 pmCJJ - CJU
Nonstop1h 10mJin Air
Fri 12/197:10 amCJU - CJJ
Nonstop1h 15mJin Air
Deal found 12/10$50
This Korean Air deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:45 pmCJJ - CJU
Nonstop1h 10mKorean Air
Fri 12/197:30 amCJU - CJJ
Nonstop1h 10mKorean Air
Deal found 12/9$57
This Jin Air deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:45 pmCJJ - CJU
Nonstop1h 10mJin Air
Fri 12/267:10 amCJU - CJJ
Nonstop1h 15mJin Air
Deal found 12/11$62
This Asiana Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:50 pmCJJ - CJU
Nonstop1h 10mAsiana Airlines
Wed 12/318:10 amCJU - CJJ
Nonstop1h 10mAsiana Airlines
Deal found 12/11$72
This Asiana Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:50 pmCJJ - CJU
Nonstop1h 10mAsiana Airlines
Tue 12/168:10 amCJU - CJJ
Nonstop1h 10mAsiana Airlines
Deal found 12/11$74
This Korean Air deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:20 pmCJJ - CJU
Nonstop1h 10mKorean Air
Sun 12/217:30 amCJU - CJJ
Nonstop1h 10mKorean Air
Deal found 12/11$78
This Asiana Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:50 pmCJJ - CJU
Nonstop1h 10mAsiana Airlines
Sat 12/278:10 amCJU - CJJ
Nonstop1h 10mAsiana Airlines
Deal found 12/10$90
This Korean Air deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/151:15 pmCJJ - CJU
Nonstop1h 10mKorean Air
Wed 12/172:35 pmCJU - CJJ
Nonstop1h 10mKorean Air
Deal found 12/10$201

Find flight deals from Cheongju to Jeju City

Discover tips and strategies to find the most affordable flight options for your journey from Cheongju (CJJ) to Jeju City (CJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$35
(Jeju Air)

One-way from

$23
(T'way Air)

Popular in

October

Cheapest in

March

Average price

$74

Good round-trip deal

$28 or less
Provider with most accurate pricing for Cheongju-Jeju City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cheongju-Jeju City flights.
Search Deals
From Cheongju to Jeju City
Search Deals
One-way flight from Cheongju to Jeju City
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Cheongju to Jeju City.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cheongju to Jeju City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Cheongju to Jeju City that are best for you.

Fly from

Cheongju

Fly to

Jeju City

Route

Depart

Return

Price

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Sat 1/10

7:15 pm-8:25 pm

Nonstop1h 10m

Jeju City

Tue 1/13

8:50 am-10:10 am

Nonstop1h 20m

$35

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Mon 1/5

7:50 pm-9:00 pm

Nonstop1h 10m

Jeju City

Wed 1/7

8:10 am-9:20 am

Nonstop1h 10m

$36

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Wed 1/14

6:35 pm-7:45 pm

Nonstop1h 10m

Jeju City

Sat 1/17

8:50 am-10:10 am

Nonstop1h 20m

$37

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Tue 1/13

7:50 pm-9:00 pm

Nonstop1h 10m

Jeju City

Fri 1/16

8:10 am-9:20 am

Nonstop1h 10m

$39

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Wed 1/7

7:50 pm-9:00 pm

Nonstop1h 10m

Jeju City

Fri 1/9

8:10 am-9:20 am

Nonstop1h 10m

$39

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Wed 3/11

5:45 pm-6:55 pm

Nonstop1h 10m

Jeju City

Wed 3/18

8:55 am-10:05 am

Nonstop1h 10m

$41

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Sat 1/24

8:10 pm-9:20 pm

Nonstop1h 10m

Jeju City

Sat 1/31

8:55 am-10:05 am

Nonstop1h 10m

$44

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Sat 2/7

7:15 pm-8:25 pm

Nonstop1h 10m

Jeju City

Mon 2/9

9:40 am-10:50 am

Nonstop1h 10m

$49

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Sun 2/8

4:30 pm-5:40 pm

Nonstop1h 10m

Jeju City

Thu 2/12

7:30 am-8:40 am

Nonstop1h 10m

$51

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Fri 1/9

7:15 pm-8:25 pm

Nonstop1h 10m

Jeju City

Tue 1/13

8:50 am-10:10 am

Nonstop1h 20m

$51

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 19 results
1
2

Compare providers for flights from Cheongju to Jeju City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Cheongju to Jeju City in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Cheongju-Jeju City flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Cheongju-Jeju City flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Cheongju-Jeju City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cheongju-Jeju City flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cheongju-Jeju City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Cheongju to Jeju City

Have a flexible travel schedule? Discover the best time to fly to Jeju City from Cheongju with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cheongju to Jeju City

How far ahead should I book a flight from Cheongju to Jeju City?

Use this chart to determine the optimal time to book a round-trip flight from Cheongju to Jeju City. Price data was last updated on December 5, 2025.

The best time to book flights from Cheongju to Jeju City is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Cheongju to Jeju City?

Currently, June is the cheapest month in which you can book a flight from Cheongju to Jeju City (average of $19). Flying from Cheongju to Jeju City in October is currently the most expensive (average of $43). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CJJ to CJU?

Find hourly flight availability from Cheongju to Jeju City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

One of the essential ways to save on airfare from Cheongju to Jeju City is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 53% on airfare.

What is the cheapest day to fly from Cheongju to Jeju City?

Use this chart to determine the cheapest time to fly round-trip from Cheongju to Jeju City. Price data was last updated on December 6, 2025.

Travelers seeking maximum savings on their Cheongju to Jeju City flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Jeju City

Get insights into the airlines that provide service to Jeju City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Jeju City. Reviews last updated December 12, 2025.
Read through reviews of airlines operating flights from Cheongju to Jeju City, such as Jin Air, Korean Air, and Asiana Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Jin Air
8.7
Very good
20 reviews

Entertainment

7.9

Crew

9.1

Boarding

8.8

Overall

8.7

Food

7.9

Comfort

8.3
Jin Air
8.7
Very good
20 reviews
Jin Air
8.7
Very good
20 reviews

Entertainment

7.9

Crew

9.1

Boarding

8.8

Overall

8.7

Food

7.9

Comfort

8.3
Korean Air
8.4
Very good
1,184 reviews
Jin Air
8.7
Very good
20 reviews

Entertainment

7.9

Crew

9.1

Boarding

8.8

Overall

8.7

Food

7.9

Comfort

8.3
Asiana Airlines
8.2
Very good
492 reviews
Jin Air
8.7
Very good
20 reviews

Entertainment

7.9

Crew

9.1

Boarding

8.8

Overall

8.7

Food

7.9

Comfort

8.3
Jeju Air
7.6
Good
36 reviews
Jin Air
8.7
Very good
20 reviews

Entertainment

7.9

Crew

9.1

Boarding

8.8

Overall

8.7

Food

7.9

Comfort

8.3

Related info for your journey

Find useful and relevant information for your journey from Cheongju to Jeju City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Cheongju to Jeju City?

    Booking a flight from Cheongju (CJJ) to Jeju City (CJU) is your only option if you wish to fly from Cheongju to Jeju City. On a typical day, there are 23 flights from Cheongju to Jeju, all of which are around 0h 55m for a nonstop flight. You can also purchase a plane ticket from 6 airlines when you book a flight from Cheongju to Jeju City.

  • How popular is this Cheongju to Jeju City flight route?

    Within the past month, 4 users have taken a look at flights from Cheongju to Jeju City.

  • How long is the flight from Cheongju to Jeju City?

    Airlines like Jeju Air and Asiana Airlines fly from Cheongju to Jeju City in about 1h 10m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 228 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from Cheongju to Jeju City round-trip?

    According to our current data, Jin Air ($19), Jeju Air ($22), and Aero K ($24) offers the cheapest pricing from Cheongju to Jeju City. Jin Air is 77% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Cheongju to Jeju City one-way?

    For one-way options, check prices for Jeju Air. According to our data, you can fly for as low as $8. Users have also found prices from $15 and $22 on Jin Air and Korean Air, respectively.

  • What are the most reliable airlines from Cheongju to Jeju City?

    Before booking your flight to Jeju City from Cheongju, check out the most reliable airlines to get you to your destination on time: Eastar Jet (89%), Asiana Airlines (88%), Aero K( 76%).

  • What are the cheapest flights from Cheongju to Jeju City?

    Looking for the cheapest flight from Cheongju to Jeju City? While on average our users pay $126, our data indicates the cheapest price to be $28. The most popular route (Cheongju - Jeju City), is priced around $24.

  • Can I find deals for flights from Cheongju to Jeju City that include hotel bookings?

    Yes. In addition to deals on Cheongju to Jeju City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cheongju to Jeju City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cheongju to Jeju City.

  • Can I find deals for business class flights from Cheongju to Jeju City?

    Yes. Cheapflights offers flight deals from Cheongju to Jeju City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cheongju to Jeju City?

    Currently, June is the cheapest month in which you can book a flight from Cheongju to Jeju City (average of $19). Flying from Cheongju to Jeju City in October is currently the most expensive (average of $43). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Jeju City?

Book flights to Jeju City if you plan to visit one of these locations
Seogwipo

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Alternative routes for Cheongju to Jeju City

See prices for flight routes from nearby airports that may be better suited for you.
Daegu to Jeju City flights
Incheon Intl to Jeju City flights
Gimpo Intl to Jeju City flights
Busan to Jeju City flights

Top 6 airlines flying from Cheongju to Jeju City

Discover the top 6 airlines that operate flights from Cheongju to Jeju City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Jin AirCheapest$19Average$56FlexibilityNo cancel feeOn-time78%
Jeju AirCheapest$22Average$61FlexibilityNo cancel feeOn-timeN/A
Aero KCheapest$24Average$99FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$49Average$102FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$52Average$153FlexibilityNo cancel feeOn-time76%
T'way AirCheapest$53Average$111FlexibilityNo cancel feeOn-time88%

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