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Aero K baggage allowance: carry-on, checked bags and power banks

Aero K is a low-cost airline based in South Korea, flying to 5 airports in Japan including Narita, Kansai and Fukuoka. Carry-on: 115cm, Less than 10kg. The free checked bag in Economy depends on the fare.

Updated

115cmCarry-on, three sides
10kgCarry-on weight
Depends on the fareChecked, Economy
100WhLargest power bank

Low-costPower bank: not to be used

What Aero K lets you take into the cabin

Economy, as Aero K publishes it.

Three sides added
115cm
Each side
55 × 40 × 20cm
Weight
Less than 10kg
Pieces
1 piece per passenger
Personal item
Additional carry-on items: combined weight up to 10kg

In the airline's own words

Aero KThe maximum measurement for each dimension is limited to 55cm for width, 40cm for length, and 20cm for height, and the sum of these three dimensions should be less than 115cm.Official page
Aero KLess than 10kg, 1 piece per passenger (adult/child)Official page
Aero K Airbus A320 aircraft in blue and orange livery on an airport taxiway
Photo: Aero-K A320-214 HL8562 TPE 08-DEC-2024.jpg by Steven Byles (CC BY-SA 2.0, cropped), via Wikimedia Commons.

What Aero K lets you check in

Free checked baggage in Economy on flights to and from Japan.

Free checked baggage in Economy on Aero K, by fare
FareWhat is included
Standard20kg
Basic Lite15kg
Ultra LiteNot provided
Heaviest bag
32kg

In the airline's own words

Aero KThe weight of checked baggage cannot exceed 32kg and it must be packaged separately if the weight exceeds 32kg.Official page

Power banks and spare batteries on Aero K

What Aero K's own pages say about power banks.

Aero K does not allow power banks to be used during the flight.

Using it on board
Not allowed
With approval up to
100Wh
Power banks per person
2max
In checked bags
Batteries can only be transported as carry-on baggage, not in checked baggage
With approval
Over 100Wh requires airline approval
Not allowed
Over 160Wh: not allowed
How many
Max 2 power banks per passenger
Using it on board
Using or charging any battery inside the cabin is strictly prohibited
Where to keep it
Must not be stored in overhead bins; keep on your person at all times
Packing
Terminals must be covered with insulating tape to prevent short circuits
Rule in force from
20 April 2026

In the airline's own words

Aero KBatteries must have their terminals covered with insulating tape to prevent short circuits and can only be transported as carry-on baggage.Official page
Aero KMax 2 per passenger (Over 100Wh, Airline approval is required)Official page

Where these power bank rules come from

If you go over the allowance

Charges published by Aero K.

Excess weight fee on-site at airport, Standard/Basic Lite fare, Northeast Asia routes incl. Japan (per kg)
JPY 1,200 per 1kg over the allowance
Excess weight fee on-site at airport, Ultra Lite fare, Northeast Asia routes incl. Japan (first 15kg)
JPY 7,000 for the first 15kg

Where Aero K flies in Japan

Airports in Japan listed on the airline's own site or in the airport's official airline list, and the terminal to head for.

Which terminal Aero K uses at Narita, Haneda and Kansai (from the airports' own airline lists)
AirportTerminal
Narita AirportT3
Kansai AirportT1

Aero K and other airlines from South Korea

The same numbers side by side. Tap a name for that airline's page.

Carry-on and checked baggage, South Korea airlines (each airline's own published rules)
AirlineCarry-on sizeWeightFree checked (Economy)Power bank on board
Air PremiaSouth Korea · Full-service115cm10kgDepends on the fareNot to be used
AsianaSouth Korea · Full-service115cm10kg23kgNot to be used
Korean AirSouth Korea · Full-service115cm10kg23kgNot to be used
Aero KSouth Korea · Low-cost115cm10kgDepends on the fareNot to be used
Air BusanSouth Korea · Low-cost115cm10kgDepends on the fareNot to be used
Air SeoulSouth Korea · Low-cost115cm10kgRegular and discount fares: 10kgNot to be used
Eastar JetSouth Korea · Low-cost115cm10kgDepends on the fareNot to be used
Jeju AirSouth Korea · Low-cost115cm10kgDepends on the fareNot to be used
Jin AirSouth Korea · Low-cost115cm10kg15kgNot to be used
Trinity AirwaysSouth Korea · Low-cost115cm10kgDepends on the fareNot to be used

Frequently asked questions

What is the carry-on size limit on Aero K?

Three sides added: 115cm. Each side: 55 × 40 × 20cm. Weight: Less than 10kg. Pieces: 1 piece per passenger.

How much checked baggage is included on Aero K?

It depends on the fare. Standard: 20kg. Basic Lite: 15kg. Ultra Lite: Not provided.

Can I use a power bank on a Aero K flight?

Using it on board: Using or charging any battery inside the cabin is strictly prohibited. Where to keep it: Must not be stored in overhead bins; keep on your person at all times.

Can I put a power bank in checked baggage on Aero K?

In checked bags: Batteries can only be transported as carry-on baggage, not in checked baggage. With approval: Over 100Wh requires airline approval. How many: Max 2 power banks per passenger.

Related items

Official baggage page

Sources for this page

Read more

Back to Baggage rules by airline

Compiled by Japan Japan !! · Updated October 3, 2026