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

Jetstar Airways is a low-cost airline based in Australia, flying to Narita and Kansai in Japan. Carry-on: 56 × 36 × 23cm, 7kg. The free checked bag in Economy depends on the fare. From 2 February 2027, Economy carry-on on Jetstar Airways flights becomes one underseat bag of up to 40 × 30 × 20cm.

Updated

56 × 36 × 23cmCarry-on size
7kgCarry-on weight
Depends on the fareChecked, Economy
160WhLargest power bank

Low-costPower bank: not to be used

What Jetstar Airways lets you take into the cabin

Economy, as Jetstar Airways publishes it.

Carry-on changes on 2 February 2027. From that date, Economy fares on Jetstar Airways (JQ) flights include one underseat bag of up to 40 × 30 × 20cm. The 7kg allowance here is for flights before then.

Each side
56 × 36 × 23cm
Weight
7kg
Pieces
2 items: 1 main item + 1 small item
Personal item
Handbag or thin laptop bag; must fit under seat
Premium cabins
Business Class (selected international flights on the B787): 14kg carry-on and 30kg checked baggage
Paid option
+7kg Extra Carry-On Baggage (paid, selected routes): 14kg in total, one main item up to 10kg and one small item

In the airline's own words

Jetstar AirwaysMust fit in the overhead locker and not exceed 56cm (H) x 36cm (W) x 23cm (D).Official page
Jetstar AirwaysIf you have a Starter fare, your carry-on allowance is 2 items with a combined weight of 7kg.Official page
Jetstar AirwaysFor Jetstar Airways (JQ) flights departing on or after 2 Feb 2027 - one underseat bag, max size 40 x 30 x 20cm.Official page
A Jetstar Airways Boeing 787 aircraft in flight, showing the orange star tail logo, near Narita Airport in Japan
Photo: Jetstar Airways, Boeing 787-8, VH-VKB - NRT (21827921998).jpg by Masakatsu Ukon (CC BY-SA 2.0, cropped), via Wikimedia Commons.

What Jetstar Airways lets you check in

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

Free checked baggage in Economy on Jetstar Airways, by fare
FareWhat is included
Starter fareNot included; must be purchased separately
Starter Plus20kg
FlexNot included; must be purchased separately
Max25kg
Heaviest bag
32kg
Size
No single side over 1 metre (1000mm); longer is an oversized item with an extra fee

In the airline's own words

Jetstar AirwaysNo individual item can weigh more than 32kg.Official page
Jetstar AirwaysAny bag or item with a single side longer than one metre (1000mm, 39in), including wheels, handles and packaging is an oversized item.Official page

Power banks and spare batteries on Jetstar Airways

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

Jetstar Airways does not allow power banks to be used during the flight.

Using it on board
Not allowed
No approval needed up to
100Wh
With approval up to
160Wh
Power banks per person
2max
In checked bags
Power banks must be carried in carry-on baggage only; not allowed in checked baggage
No approval needed
Under 100Wh: no approval needed; carry-on only
With approval
100Wh to 160Wh: up to 2, with approval from Qantas
Not allowed
Over 160Wh: not allowed in carry-on or checked baggage
How many
Up to 2 power banks per passenger
Using it on board
Do not use or charge power banks on board
Where to keep it
Keep it within easy reach during the flight
Packing
Protect the battery terminals, for example by taping over them

In the airline's own words

Jetstar AirwaysAll spare batteries and power banks must be carried in carry-on baggage only. On JQ flights, a maximum of two power banks are permitted, per passenger.Official page
Jetstar AirwaysOnly two spare batteries/power banks of between 100 Wh and 160 Wh are permitted, and you must get approval from Qantas: dg@qantas.com.auOfficial page

Where these power bank rules come from

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

Jetstar Airways and other airlines from Australia and New Zealand

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

Carry-on and checked baggage, Australia and New Zealand airlines (each airline's own published rules)
AirlineCarry-on sizeWeightFree checked (Economy)Power bank on board
Air New ZealandNew Zealand · Full-service118cm7kgDepends on the fareCan be used
QantasAustralia · Full-service56 × 36 × 23cm7kg30kgNot to be used
Jetstar AirwaysAustralia · Low-cost56 × 36 × 23cm7kgDepends on the fareNot to be used

Frequently asked questions

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

Each side: 56 × 36 × 23cm. Weight: 7kg. Pieces: 2 items: 1 main item + 1 small item. These are the rules for flights before 2 February 2027. From that date, Economy fares include one underseat bag of up to 40 × 30 × 20cm.

How much checked baggage is included on Jetstar Airways?

It depends on the fare. Starter fare: Not included; must be purchased separately. Starter Plus: 20kg. Flex: Not included; must be purchased separately. Max: 25kg. Size: No single side over 1 metre (1000mm); longer is an oversized item with an extra fee.

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

Using it on board: Do not use or charge power banks on board. Where to keep it: Keep it within easy reach during the flight.

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

In checked bags: Power banks must be carried in carry-on baggage only; not allowed in checked baggage. No approval needed: Under 100Wh: no approval needed; carry-on only. With approval: 100Wh to 160Wh: up to 2, with approval from Qantas. How many: Up to 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