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HK Express baggage allowance: carry-on, checked bags and power banks

HK Express is a low-cost airline based in Hong Kong, flying to Narita, Haneda and Kansai in Japan. Carry-on: 56 × 36 × 23cm, 7kg. The free checked bag in Economy depends on the fare.

Updated

56 × 36 × 23cmCarry-on size
7kgCarry-on weight
Depends on the fareChecked, Economy

Low-costPower bank: not to be used

What HK Express lets you take into the cabin

Economy, as HK Express publishes it.

Each side
56 × 36 × 23cm
Weight
7kg
Pieces
1 Cabin Baggage + 1 Small Personal Item
Personal item
40 × 25 × 20cm, up to 7kg; e.g. small handbag, laptop bag, small backpack or camera bag
Paid option
Ultra Lite & Essential fares: no Cabin Baggage included by default; can be added for a fee

In the airline's own words

HK ExpressCabin Baggage must fit in the shared overhead compartment and must not exceed 56(L) x 36(W) x 23(H) cm (22"x 14"x 9").Official page
HK ExpressThe total weight of your Small Personal Item and Cabin Baggage must not exceed 7kg.Official page
An HK Express Airbus A320 aircraft taxiing at Kansai International Airport, with a purple tail and engines
Photo: HK Express, A320-200, B-LCB (18301394369).jpg by lasta29 (CC BY 2.0, cropped), via Wikimedia Commons.

What HK Express lets you check in

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

Free checked baggage in Economy on HK Express, by fare
FareWhat is included
Ultra Lite / LiteNot included; must be purchased separately
Essential20kg
Max32kg
Heaviest bag
32kg
Size
158cm overall size per bag

In the airline's own words

HK ExpressOverweight baggage will be charged at HKD 120/kg, and no single bag may exceed 32kg.Official page
HK ExpressChecked Baggage is only included in the Essential and Max fare categories.Official page

Power banks and spare batteries on HK Express

What HK Express's own pages say about power banks.

HK Express does not allow power banks to be used during the flight.

Using it on board
Not allowed
Power banks per person
2max
In checked bags
Power banks and spare lithium batteries must never be placed in checked baggage
How many
Up to 2 power banks per person
Using it on board
Power banks must not be used to charge devices, and must not be recharged, during the flight
Where to keep it
Keep power banks with you or in your carry-on Small Personal Item; do not store them in overhead compartments during the flight
Packing
Insulate terminals or keep in original retail packaging to prevent short circuits

In the airline's own words

HK ExpressAll power banks and spare lithium batteries must be kept with you or packed inside your carry-on Small Personal Item, and must never be placed in checked baggage.Official page
HK ExpressMax. 2 power banks per person.Official page

Where these power bank rules come from

If you go over the allowance

Charges published by HK Express.

Gate baggage fee for excess Cabin Baggage / Small Personal Item
HKD 800 per piece
Overweight checked baggage fee
HKD 120 per kg

Where HK Express 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 HK Express uses at Narita, Haneda and Kansai (from the airports' own airline lists)
AirportTerminal
Narita AirportT2
Haneda AirportT3
Kansai AirportT1

HK Express and other airlines from Hong Kong and Macau

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

Carry-on and checked baggage, Hong Kong and Macau airlines (each airline's own published rules)
AirlineCarry-on sizeWeightFree checked (Economy)Power bank on board
Air MacauMacau · Full-service56 × 36 × 23cm7kgDepends on the fareNot to be used
Cathay PacificHong Kong · Full-service———Not to be used
Hong Kong AirlinesHong Kong · Full-service56 × 36 × 23cm7kgDepends on the fareNot to be used
Greater Bay AirlinesHong Kong · Low-cost115cm7kgDepends on the fareNot to be used
HK ExpressHong Kong · Low-cost56 × 36 × 23cm7kgDepends on the fareNot to be used

Frequently asked questions

What is the carry-on size limit on HK Express?

Each side: 56 × 36 × 23cm. Weight: 7kg. Pieces: 1 Cabin Baggage + 1 Small Personal Item.

How much checked baggage is included on HK Express?

It depends on the fare. Ultra Lite / Lite: Not included; must be purchased separately. Essential: 20kg. Max: 32kg. Size: 158cm overall size per bag.

Can I use a power bank on a HK Express flight?

Using it on board: Power banks must not be used to charge devices, and must not be recharged, during the flight. Where to keep it: Keep power banks with you or in your carry-on Small Personal Item; do not store them in overhead compartments during the flight.

Can I put a power bank in checked baggage on HK Express?

In checked bags: Power banks and spare lithium batteries must never be placed in checked baggage. How many: Up to 2 power banks per person.

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