Finnair baggage allowance: carry-on, checked bags and power banks
Finnair is a full-service airline based in Finland, flying to 4 airports in Japan including Narita, Haneda and Kansai. Carry-on: 55 × 40 × 23cm, 8kg combined for carry-on bag and small bag. The free checked bag in Economy depends on the fare.
Full-servicePower bank: not to be used
What Finnair lets you take into the cabin
Economy, as Finnair publishes it.
- Each side
- 55 × 40 × 23cm
- Weight
- 8kg combined for carry-on bag and small bag
- Pieces
- 1 carry-on bag + 1 small bag
- Personal item
- 40 × 30 × 15cm, e.g. a small handbag, laptop bag, or backpack
- Premium cabins
- Business: 1 carry-on bag + 1 small bag, 12kg combined weight
In the airline's own words

What Finnair lets you check in
Free checked baggage in Economy on flights to and from Japan.
| Fare | What is included |
|---|---|
| Economy Flex | 2 pieces, 23kg each |
| Economy Classic | 2 pieces, 23kg each |
| Economy Light | No free checked bag |
- Size
- 90 × 75 × 45cm
Power banks and spare batteries on Finnair
What Finnair's own pages say about power banks.
Finnair does not allow power banks to be used during the flight.
- Using it on board
- Not allowed
- No approval needed up to
- 100Wh
- Power banks per person
- 2max
- In checked bags
- Not allowed in checked baggage
- No approval needed
- Power banks up to 100Wh are allowed in carry-on baggage without Finnair's prior approval
- Not allowed
- Power banks over 100Wh are not permitted
- How many
- Up to 2 power banks per person
- Using it on board
- Do not use power banks to charge devices during the flight, and do not charge power banks from the aircraft's power outlets
- Where to keep it
- Keep power banks stored under the seat in front of you or in a seat pocket, not in the overhead bin
- Packing
- Protect battery terminals from contact with metal, e.g. by taping them or placing each in its own bag
In the airline's own words
Where these power bank rules come from
- Finnair: finnair.com/us-en/frequently-asked-questions/baggage/can-i-bring-battechecked October 3, 2026
- Finnair: finnair.com/us-en/baggage-on-finnair-flights/travelling-with-restrictechecked October 3, 2026
If you go over the allowance
Charges published by Finnair.
- Economy Light fare, 1st checked bag fee (not included), Japan–Europe routes, prepaid online
- 1st checked bag (Economy Light, Japan-Europe): €80–100 prepaid
- Economy Flex/Classic/Saver fare, 3rd checked bag fee (beyond the 2 included), Japan–Europe routes, prepaid online
- 3rd checked bag (Economy Flex/Classic/Saver, Japan-Europe): €175–200 prepaid
Where Finnair 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 | T2 |
| Haneda Airport | T3 |
| Kansai Airport | T1 |
Finnair and other airlines from Europe
The same numbers side by side. Tap a name for that airline's page.
| Airline | Carry-on size | Weight | Free checked (Economy) | Power bank on board |
|---|---|---|---|---|
| Air FranceFrance · Full-service | 55 × 35 × 25cm | 12kg | — | Not to be used |
| British AirwaysUnited Kingdom · Full-service | 56 × 45 × 25cm | — | Depends on the fare | — |
| FinnairFinland · Full-service | 55 × 40 × 23cm | 8kg | Depends on the fare | Not to be used |
| KLMNetherlands · Full-service | 55 × 35 × 25cm, including handles and wheels | 12kg | Depends on the fare | Not to be used |
| LufthansaGermany · Full-service | 55 × 40 × 23cm | 8kg | Depends on the fare | Not to be used |
| Turkish AirlinesTürkiye · Full-service | 55 × 40 × 23cm | 8kg | — | Not to be used |
Frequently asked questions
What is the carry-on size limit on Finnair?
Each side: 55 × 40 × 23cm. Weight: 8kg combined for carry-on bag and small bag. Pieces: 1 carry-on bag + 1 small bag.
How much checked baggage is included on Finnair?
It depends on the fare. Economy Flex: 2 pieces, 23kg each. Economy Classic: 2 pieces, 23kg each. Economy Light: No free checked bag. Size: 90 × 75 × 45cm.
Can I use a power bank on a Finnair flight?
Using it on board: Do not use power banks to charge devices during the flight, and do not charge power banks from the aircraft's power outlets. Where to keep it: Keep power banks stored under the seat in front of you or in a seat pocket, not in the overhead bin.
Can I put a power bank in checked baggage on Finnair?
In checked bags: Not allowed in checked baggage. No approval needed: Power banks up to 100Wh are allowed in carry-on baggage without Finnair's prior approval. How many: Up to 2 power banks per person.
Related items
Sources for this page
- www.finnair.comchecked October 3, 2026
- www.finnair.comchecked October 3, 2026
- www.finnair.comchecked October 3, 2026
- www.finnair.comchecked October 3, 2026
- www.finnair.comchecked October 3, 2026
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Compiled by Japan Japan !! · Updated October 3, 2026