Cheap Flights from Cheongju (CJJ) to Seoul (ICN)

Popular airlines from Cheongju (CJJ-Cheongju Intl.) to Incheon Intl. Airport (ICN)

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Flights from Cheongju (CJJ) to Seoul (ICN)
Origin airport
Cheongju Intl.
Destination airport
Incheon Intl.
Distance
77 mi

Cheongju to Seoul Flights

The cheapest times to fly from Cheongju to Seoul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cheongju to Seoul are during the month of . You can find some of the cheapest flights from Cheongju to Seoul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cheongju to Seoul

Sunday is one of the best days to book for cheap flights from Cheongju to Seoul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Cheongju to Seoul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cheongju to Seoul in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cheongju to Seoul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cheongju to Seoul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Cheongju Intl. Airport (CJJ) to Incheon Intl. Airport (ICN) cost?
Discover the latest flight deals from CJJ to ICN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from CJJ to ICN?
The cheapest flights from CJJ to ICN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from CJJ to ICN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from CJJ to ICN. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Cheongju Intl. Airport (CJJ) to Incheon Intl. Airport (ICN)?
You'll have to book a flight with a layover if you're traveling from Cheongju Intl. Airport (CJJ) to Incheon Intl. Airport (ICN). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from CJJ to ICN?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cheongju Intl. Airport (CJJ) to Incheon Intl. Airport (ICN)?
To arrive at Incheon Intl. Airport (ICN) on schedule, book a flight that leaves from Cheongju Intl. Airport (CJJ) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Cheongju Intl. Airport (CJJ) to Incheon Intl. Airport (ICN) last-minute?
Last-minute bookings from CJJ to ICN are usually more expensive. To secure the lowest prices, start searching for flights well ahead of time. That said, if your travel plans are flexible, you may land a cheap ticket just before your departure.
Is it cheaper to book a CJJ to ICN flight and hotel package?
Securing a CJJ to ICN flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our wide range of hotels and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Cheongju Intl. Airport (CJJ) to Incheon Intl. Airport (ICN)?
If you booked your CJJ to ICN 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 fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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