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About Aero K

Aero K, previously named KAIR Airlines, is a Korean low-cost carrier based at Cheongju International Airport. Aero K received its Air Operator Certificate (AOC) and commenced operations in April 2021.

Aero K has a fleet of Airbus A320-200 aircraft, with a capacity of around 180 passengers and will be looking to expand this fleet in the future. The airline is looking to expand into Japan, China and Taiwan as it expands. By 2025, the airline forecast to have 20 Airbus A320-200 aircraft.

Top tips: If you are looking at Aero K flights, you have to a choice to pay with over 40 payment methods across 160 currencies including South Korean Won.


As of April 2021, Aero K is only flying to two domestic destinations including its base, Cheongju to Jeju.

South Korea Cheongju CJJ Cheongju International Airport
South Korea Jeju CJU Jeju International Airport

Baggage Allowance

Carry-On Baggage

Passengers are entitled to one carry-on baggage as well as a personal item. Carry-on baggage must fit within the dimension of 40cm x 20cm x 55cm and the weight of 8kg. A personal item includes items such as a laptop, a computer, a handbag, a camera, walking sticks, etc.

Hand luggage must fit in the overhead lockers and under the seat and no prohibited items including any liquid exceeding 100ml are allowed onboard. These items will be confiscated if found by airport security.

Checked Baggage

Checked baggage cannot exceed 203cm in total dimension and a maximum weight of 15kg for all Economy fare. Basic fare doesn't include any baggage allowance, but passengers can purchase excess baggage if they wish to.

Excess baggage can be added to the booking during the booking process or by contacting our customer service team if you already have an existing booking.

Check-In Information

Check-In Online

Online check-in isn't currently available for customers. Passengers must check-in at the airport for their flight.

However, passengers can manage their booking on the airline website before the scheduled departure time.

Airport Check-In

When checking in at the airport, passengers are required to present their valid travel document. This could be a passport, an identity card, a driving license or any other forms of valid travel documentation. However, for international flights, a driving license and identity card will not be accepted due to the immigration rules.

At Cheongju International Airport, airport check-in counters open one and a half hour before and close 20 minutes before the established departure time.

At Jeju International Airport, airport check-in counters open two hours before and close 20 minutes before the established departure time.

Passengers should always aim to arrive at the airport two hours before departure for domestic flights. This avoids any unexpected delays on the way to the airport. Once arrived at the airport, passengers should report to the airline check-in counters as soon as they arrive. Failure to check-in on time may be refused to board.

airline check-in counters are labelled with the airline name and logo. The location for the airline check-in counters should also be indicated on the departure information board.

At this point, any prohibited items including any fluid should be stored in the checked baggage and batteries should be taken out from checked baggage.

Frequent Flyer Program

Aero K isb't currently offering a frequent flyer programme to its customers.

Airline Alliance

Aero K isn't currently a member of any airline alliances.

Airline’s Fleet

Aero K operates a fleet of Airbus A320-200 for its routes. This is a narrowbody aircraft that has been popular with many airlines operating short to medium-haul routes.

Hub Airport

Cheongju International Airport

Cheongju International Airport (CJJ) is an international airport in Cheongwon-gu, South Korea. It's an airport equipped with two active asphalt runways and one passenger terminal. With these facilities, the airport is accommodating around 3 million passengers per year.

Other airlines flying to and from the airport include Eastar Jet, Jeju Air, Sichuan Airlines, Korean Air, Air Seoul, Asiana Airlines, China Eastern Airlines and more.

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Eastar Jet logoJeJu air logoKorean Air logoAsiana Airlines logo

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