Jetstar Japan baggage allowance: 7kg carry-on and bag fees

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). A checked bag up to 15kg bought at the airport counter costs JPY 4,600–6,500, and JPY 5,500–8,500 at the boarding gate, one way (domestic and international). Jetstar Japan says buying checked baggage in advance is cheaper, and up to 40kg can be added from Manage Booking.

Cabin bag

Jetstar Japan carry-on: size, weight and number of bags

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)

Carry-on limits of all 99 airlines compared Liquids, duty-free and alcohol rules of all 99 airlines compared

Personal item

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

Over the limit

Is Jetstar Japan strict about carry-on? What happens over 7kg

What Jetstar Japan's own pages say, and what it costs.

At the boarding gate: If carry-on baggage exceeds the size/weight limit at the gate, it must be checked, and the passenger pays the checked-bag or excess-baggage fee per bag

A carry-on bag over the limit at the gate must be checked in for a fee; an extra 7kg of carry-on costs JPY 5,000–7,000 at the airport counter and JPY 5,500–8,000 at the gate.

Checked bag

Jetstar Japan checked baggage: pieces, weight and size

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)

Bag fees

Checked bag prices at a glance

Checked bag up to 15kg, bought on the day, one way.

Jetstar Japan checked bag prices (checked 12 October 2026)

Route	Airport counter	Boarding gate
Domestic (Japan)	JPY 4,600	JPY 5,500
International (Jetstar Japan)	JPY 6,500	JPY 8,500

Jetstar Japan baggage fees: every price, round-trip costs and rules

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

Jetstar Japan power bank rules in detail Power banks on Japanese flights Power bank rules of all 99 airlines compared

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

Check-in deadlines of all 99 airlines compared

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
JHFDAJapan · Full-service	100cm	10kg	20kg	Not to be used
FWIBEXJapan · Full-service	100cm	10kg	23kg	—
JLJALJapan · Full-service	115cm	10kg	23kg	Not to be used
NUJTAJapan · Full-service	115cm	10kg	23kg	Not to be used
OCORCJapan · Full-service	100cm	10kg	23kg	—
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

Bag check

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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).

How much does it cost to add a checked bag on Jetstar Japan?

A checked bag up to 15kg bought at the airport counter costs JPY 4,600–6,500, and JPY 5,500–8,500 at the boarding gate, one way (domestic and international). Jetstar Japan says buying checked baggage in advance is cheaper, and up to 40kg can be added from Manage Booking. Airport counter by route: Domestic (Japan) JPY 4,600; International (Jetstar Japan) JPY 6,500.

What happens if my Jetstar Japan carry-on is over 7kg?

If carry-on baggage exceeds the size/weight limit at the gate, it must be checked, and the passenger pays the checked-bag or excess-baggage fee per bag. A carry-on bag over the limit at the gate must be checked in for a fee; an extra 7kg of carry-on costs JPY 5,000–7,000 at the airport counter and JPY 5,500–8,000 at the gate.

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