$13 Cheap Flights to Gongju

View $13 flight on Wed, Mar 18, 2026Opens in a new window

Popular airlines to Gongju

How much is the cheapest flight to Gongju?

Prices were available within the past 7 days and start at $13 for one-way flights and $43 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

T'way Air with baggage
Fri, Mar 20 - Sun, Mar 22
CJU
Jeju City
CJJ
Cheongju
$43 Roundtrip, found 3 hours ago
$43
Roundtrip
found 3 hours ago
Select T'way Air with baggage flight, departing Fri, Mar 20 from Jeju City to Cheongju, returning Sun, Mar 22, priced at $43 found 3 hours ago
T'way Air with baggage
Fri, Mar 20 - Sun, Mar 22
CJU
Jeju City
CJJ
Cheongju
$43 Roundtrip, found 3 hours ago
$43
Roundtrip
found 3 hours ago
Select T'way Air with baggage flight, departing Fri, Mar 20 from Jeju City to Cheongju, returning Sun, Mar 22, priced at $43 found 3 hours ago
Aero K Airlines
Wed, Apr 15 - Wed, Apr 22
CJU
Jeju City
CJJ
Cheongju
$76 Roundtrip, found 6 days ago
$76
Roundtrip
found 6 days ago
Select Aero K Airlines flight, departing Wed, Apr 15 from Jeju City to Cheongju, returning Wed, Apr 22, priced at $76 found 6 days ago
Korean Air
Fri, Apr 10 - Mon, Apr 13
CJU
Jeju City
CJJ
Cheongju
$203 Roundtrip, found 2 days ago
$203
Roundtrip
found 2 days ago
Select Korean Air flight, departing Fri, Apr 10 from Jeju City to Cheongju, returning Mon, Apr 13, priced at $203 found 2 days ago
Asiana Airlines
Fri, Mar 20 - Sun, Mar 22
CJU
Jeju City
CJJ
Cheongju
$212 Roundtrip, found 3 hours ago
$212
Roundtrip
found 3 hours ago
Select Asiana Airlines flight, departing Fri, Mar 20 from Jeju City to Cheongju, returning Sun, Mar 22, priced at $212 found 3 hours ago

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Frequently asked questions

What month is the cheapest to fly to Gongju?
February is the cheapest month to fly to Gongju, with average fares around $949. This month often has less travel demand, which helps keep prices down. You can also find good deals in January, March, and September.*Prices based on flights available on Expedia in the last year.
Which US cities have the cheapest flights to Gongju?
Looking for affordable flights to Gongju? Consider flying from these US cities:

  • Fairbanks (FAI)
  • Portland (PDX)
  • San Antonio (SAT)
  • Phoenix (PHX)
  • St. Louis (STL)

with prices usually starting around $348.
Which US cities fly direct to Gongju?
The following US cities offer direct flights to Gongju (ICN):

  • Los Angeles (LAX)
  • New York (JFK)
  • San Francisco (SFO)
  • Seattle (SEA)
  • Atlanta (ATL)

How to find a cheap flight to Gongju?
To find a cheap flight to Gongju, be flexible with your dates. Traveling in the off-season or shoulder season can help you save. Mid-week flights are usually less expensive, too. Use flight search engines, like Expedia, to compare airlines, flight times and routes all in one place to find affordable rates. You may find that flights with layovers are cheaper than direct flights. You can also set up Price Tracking and receive alerts when fares go up or down.
Which airlines fly to Gongju?
You can fly to Gongju with several airlines, including:

  • Aero Lloyd
  • Air Canada
  • Asiana Airlines
  • Delta
  • Jeju Air with Bag
  • Jin Air
  • Korean Air
  • Peach
  • T'way Air with baggage
  • United

Where do you fly into Gongju?
If you're heading to Gongju, you have several airport options:

  • The closest major airport is Seoul (ICN-Incheon Intl.), about 81 miles from the city center, which is a hub for Korean Air, Asiana Airlines, and Delta, with other airlines like Cathay Pacific, China Eastern Airlines also operating here.
  • Seoul (GMP-Gimpo Intl.) is another option, about 77 miles away, serving as a hub for Korean Air, Asiana Airlines, and Japan Airlines, with All Nippon Airways, Jeju Air also operating here.
  • Cheongju (CJJ-Cheongju Intl.), about 33 miles away, serving as a hub for RF, Korean Air, and T'way Air with baggage, with Asiana Airlines, Jeju Air also operating here.
  • Daegu (TAE-Daegu Intl.), about 115 miles away, serving as a hub for Korean Air, China Eastern Airlines, and HK Express, with T'way Air with baggage, Asiana Airlines also operating here.
  • Gwangju (KWJ-Gwangju Intl.), about 94 miles away, serving as a hub for Asiana Airlines, Korean Air, and T'way Air with baggage, with Jeju Air, Jeju Air with Bag also operating here.

What is the cheapest airport to fly to in Gongju?
The most affordable airport to fly into in Gongju is typically Gwangju (KWJ-Gwangju Intl.), which is about 94 miles from the city center. This makes it a practical option for those visiting the region.*Prices based on flights available on Expedia in the last year.
Which budget airlines fly to Gongju?
Looking for affordable flights to Gongju? There are 23 budget carriers to choose from, including:

  • Peach: serves Seoul (GMP), Seoul (ICN)
  • Jeju Air with Bag: serves Cheongju (CJJ), Seoul (GMP), Seoul (ICN), Gwangju (KWJ)
  • T'way Air with baggage: serves Cheongju (CJJ), Seoul (GMP), Seoul (ICN), Gwangju (KWJ), Daegu (TAE)
  • Aero K: serves Cheongju (CJJ), Seoul (ICN)
  • Jeju Air: serves Seoul (GMP), Seoul (ICN), Daegu (TAE)
  • Eastar Jet: serves Seoul (GMP), Seoul (ICN)
  • T'Way Air: serves Seoul (GMP), Seoul (ICN), Daegu (TAE)
  • HK Express: serves Cheongju (CJJ), Seoul (ICN), Daegu (TAE)

What is the best month to visit Gongju?
The best month to visit Gongju depends on your priorities, whether you want ideal weather, fewer crowds, or the lowest prices. If affordability matters most, look for cheap March flights outside of peak season.
How far in advance should I book a flight to Gongju?
For domestic travel to Gongju, booking around 1 month in advance usually gets you the best deals. For international flights to Gongju, aim to book 1-2 months ahead to snag the best fares. For added peace of mind, use Expedia's Price Drop Protection™ when you make your booking. It's free to use for Gold and Platinum members on the Expedia app. Once a qualifying flight is purchased, we'll automatically check your flight on Expedia until the day of your departure and notify you if there are price changes. If your flight price drops after you book, we'll automatically award the price difference in OneKeyCash™* into your One Key account after your trip ends.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What day of the week is cheapest day to buy a plane ticket to Gongju?
Saturday is typically the cheapest day to buy a plane ticket to Gongju, averaging around $993. If Saturday isn't convenient, consider flying on Thursday as well, as it often has lower prices. Midweek and weekend flights can provide good savings opportunities. Use Expedia's Price Tracking tool to monitor prices for your trip and receive alerts when fares go up or down.*Cheapest day to book based on flights available on Expedia in the last year.
What is the most expensive month to fly to Gongju?
December is the most expensive month to fly to Gongju, with average return ticket prices around $1,346. This is about 23% higher than the average price throughout the year, driven by holiday travel demand. If you're looking for better deals, consider planning your trip for February or September when prices are generally more affordable.*Prices based on flights available on Expedia in the last year.
How can I track flight prices to Gongju?
Our Price Tracking tool allows you to monitor fares to Gongju. You can view flight price history and see predictions of future prices as available. When you're signed into your Expedia account, you can set up flight price alerts too. This way, you'll receive notifications when prices go up or down, so you know when it's the right time to book.
How to get a cheap last-minute flight to Gongju?
It is possible to find cheap, last-minute flights to Gongju, especially if you can be flexible with your dates, times and route. Whether you're planning a spontaneous getaway or need to travel for business, there are plenty of last-minute flight deals on Expedia. You can also bundle your flight and hotel for even more savings with a package deal.
Can I earn miles booking a flight to Gongju with Expedia?
You can earn miles when booking a flight to Gongju on Expedia. Before confirming your booking, just select the frequent flyer program name and enter your program number. For even more rewards, join One Key™—our free travel rewards program. One Key members earn OneKeyCash™* on eligible bookings for every dollar spent.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Can I save money by booking a Gongju trip package?
Book a Gongju flight and hotel package deal on Expedia, and you can make significant savings. It's simple to bundle your accommodations and flights, and you can also add car rentals and activities to create your own customized Gongju trip. Plus, nothing beats the convenience of booking everything in the same place.
Can I change or cancel my flight to Gongju?
It's often possible to cancel or change your flight to Gongju using Expedia. Many airlines let you cancel your flights for free within 24 hours of booking. However, some flights are non-refundable, and airlines may offer to reschedule your flight rather than provide a direct refund. To find affordable flights to Gongju with flexible change policies, select "No cancel fee" or "Changes included" when you search. Need more information? Visit our Customer Service Portal.

*Flight schedules are subject to change.

Book with confidence

Tips to find the cheapest flights to Gongju

The cheapest day to fly

Get started finding a cheap flight to Gongju on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

March is the cheapest month to fly to Gongju. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Gongju. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Gongju, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Gongju

The lowest price for round-trip flights to Gongju in 2026 starts from from $43, while one-way tickets start from from $13. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Gongju. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Gongju

T'way Air with baggage, Aero K Airlines, Korean Air, Asiana Airlines are just some of the airlines that can typically offer cheap tickets to Gongju. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Gongju and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Gongju, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Gongju. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Gongju plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Gongju

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Gongju.

Stopover savings

The cheapest tickets to Gongju are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Gongju. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Gongju for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Gongju. Simply download the free Expedia app to your smart device and activate Gongju flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Gongju. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

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

Tips to find the cheapest flights to Gongju

Travel information

Destination airport
Cheongju Intl.
Destination airport IATA code
CJJ
Destination city name
Cheongju
Roundtrip price
$42

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*Available to One Key members.