Jetstar Japan baggage allowance: carry-on, checked bags and power banks

A Jetstar Japan Airbus A320 aircraft taxiing on the runway, with an orange star tail and the sea in the background — Photo: Jetstar Japan, A320-200, JA14JJ (20434218284).jpg by lasta29 (CC BY 2.0, cropped), via Wikimedia Commons.

Based in Japan · Low-cost
2 airports in Japan

Units

Official baggage page

Carry-on

56 × 36 × 23 cm

7 kg

1 bag + 1 personal item (2 pieces total)

Checked bag

Not included by default; purchase a weight pool of up to 40 kg (no limit on number of bags, max 32 kg per bag)

Economy · Heaviest bag 32 kg

Power bank on board

Not to be used

Largest power bank 160 Wh

Jetstar Japan is a low-cost airline based in Japan, flying to Narita and Kansai in Japan. Carry-on: 56 × 36 × 23cm, 7kg. Checked in Economy: Not included by default; purchase a weight pool of up to 40kg (no limit on number of bags, max 32kg per bag).

Cabin bag

What Jetstar Japan lets you take into the cabin

Economy, as Jetstar Japan publishes it.

International flights

Each side: 56 × 36 × 23 cm (≈22 × 14.2 × 9.1 in)
Weight: 7 kg (≈15.4 lb)
Pieces: 1 bag + 1 personal item (2 pieces total)
Premium cabins: Some Economy fares, Business fares, or +7 kg (≈15.4 lb) option: up to 14 kg (≈30.9 lb) total (max 10 kg (≈22 lb) per piece)
Paid option: Paid +7 kg (≈15.4 lb) option: up to 14 kg (≈30.9 lb) total (max 10 kg (≈22 lb) per piece)

Personal item

Personal item: Fits under the seat in front, e.g. a handbag (no size given)

Checked bag

What Jetstar Japan lets you check in

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

International flights

Economy: Not included by default; purchase a weight pool of up to 40 kg (≈88.2 lb) (no limit on number of bags, max 32 kg (≈70.5 lb) per bag)
Heaviest bag: 32 kg (≈70.5 lb)
Size: Max single side 2.3m (Airbus A320/A321, Jetstar Japan's fleet)

Power banks

Power banks and spare batteries on Jetstar Japan

What Jetstar Japan's own pages say about power banks.

In checked bagsMust be in carry-on baggage; not allowed in checked baggage

Where to keep itKeep it somewhere you can check at all times during the flight

Using it on boardDo not use a power bank to charge devices, or charge the power bank itself, during the flight

Power bank on board: Jetstar Japan does not allow power banks to be used during the flight.

Using it on board: Not allowed
No approval needed up to: 100 Wh
With approval up to: 160 Wh
Power banks per person: 2 max

No approval needed: Up to 100Wh: no airline approval needed
With approval: Over 100Wh up to 160Wh: airline approval needed
Not allowed: Over 160Wh: not allowed in carry-on or checked baggage
How many: Up to 2 power banks per passenger

Where these power bank rules come from: Jetstar Japan: jetstar.com/jp/ja/help/dangerous-goodsChecked October 3, 2026

Power banks on Japanese flights Power bank rules, airline by airline

If you go over

If you go over the allowance

Charges published by Jetstar Japan.

Checked bag up to 15kg bought at airport counter, Jetstar Japan (GK) international flights: JPY ¥6,500
Excess baggage fee per kg over purchased allowance, Jetstar Japan (GK) international flights: JPY ¥2,000 per kg
Checked bag up to 15kg bought at airport counter, Jetstar Japan (GK) domestic flights: JPY ¥4,600

Airports in Japan

Where Jetstar Japan 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.

Airport: Terminal
Narita Airport: T3
Kansai Airport: T1

Which terminal Jetstar Japan uses at Narita, Haneda and Kansai (from the airports' own airline lists)

Compare

Jetstar Japan and other airlines from Japan

Compare withCompare with

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

Carry-on and checked baggage, Japan airlines (each airline's own published rules)

Airline	Carry-on size	Weight	Free checked (Economy)	Power bank on board
HDAIRDOJapan · Full-service	115cm	10kg	Depends on the fare	Not to be used
NHANAJapan · Full-service	115cm	10kg	Depends on the fare	Not to be used
JLJALJapan · Full-service	115cm	10kg	23kg	Not to be used
BCSkymarkJapan · Full-service	115cm	10kg	20kg	Not to be used
6JSolaseed AirJapan · Full-service	115cm total of three sides	10kg	Depends on the fare	Not to be used
7GStarFlyerJapan · Full-service	115cm	10kg	30kg	Not to be used
GKJetstar JapanJapan · Low-cost	56 × 36 × 23cm	7kg	Not included by default; purchase a weight pool of up to 40kg (no limit on number of bags, max 32kg per bag)	Not to be used
MMPeachJapan · Low-cost	115cm	7kg	Depends on the fare	Not to be used
ZGZIPAIRJapan · Low-cost	55 × 40 × 25cm (1st piece)	7kg	Depends on the fare	Not to be used

Bag check

Will my bag fit?

Length cmWidth cmHeight cmWeight kg

Enter the size and weight of your bag.

Frequently asked questions

What is the carry-on size limit on Jetstar Japan?

Each side: 56 × 36 × 23cm. Weight: 7kg. Pieces: 1 bag + 1 personal item (2 pieces total).

How much checked baggage is included on Jetstar Japan?

Economy: Not included by default; purchase a weight pool of up to 40kg (no limit on number of bags, max 32kg per bag). Size: Max single side 2.3m (Airbus A320/A321, Jetstar Japan's fleet).

Can I use a power bank on a Jetstar Japan flight?

Using it on board: Do not use a power bank to charge devices, or charge the power bank itself, during the flight. Where to keep it: Keep it somewhere you can check at all times during the flight.

Can I put a power bank in checked baggage on Jetstar Japan?

In checked bags: Must be in carry-on baggage; not allowed in checked baggage. No approval needed: Up to 100Wh: no airline approval needed. With approval: Over 100Wh up to 160Wh: airline approval needed. How many: Up to 2 power banks per passenger.

Are the baggage rules different on Jetstar Japan domestic flights in Japan?

Carry-on weight: 7kg. Checked, Economy: Not included by default; purchase a weight pool of up to 40kg (no limit on number of bags, max 32kg per bag).

Sources

Sources for this page

www.jetstar.comChecked October 3, 2026
www.jetstar.comChecked October 3, 2026
www.jetstar.comChecked October 3, 2026
www.jetstar.comChecked October 3, 2026
www.jetstar.comChecked October 3, 2026