British Airways power bank rules (2026)
British Airways allows two power banks up to 100 Wh per passenger, in your carry-on only. You can’t recharge it on board.
Source: britishairways.com· Checked 21 Oct 2026
Max power banks
2
No approval up to
100 Wh
Use on board
Not stated
Recharge on board
No
What British Airways says
“Power banks must not exceed 100Wh. ... Up to 2 power banks per person. ... Power banks must be stored either in the seat pocket or in a bag placed under the seat in front.”
Source: britishairways.com· Checked 21 Oct 2026
Every British Airways power bank rule
Up to 2 power banks per passengerBritish Airways's page: Up to 2 power banks; max 4 spare batteries
Up to 100 Wh each without approval
Over 100 Wh: not allowed on British Airways
Using it on board: not stated by British Airways
No recharging the power bank on board
Carry-on only. Never in checked bags
Seat pocket or under the seat
Capacity rating must be displayed
Seat power not for charging power banks
Rules checked on 21 October 2026.
Report an outdated ruleFlying with another European airline?
British Airways power bank questions
Can I bring 2 power banks on British Airways?
Yes. British Airways allows up to 2 power banks per passenger, in your carry-on. From British Airways’s page: Up to 2 power banks; max 4 spare batteries.
Can I bring a 20,000 mAh power bank on British Airways?
Yes. At 3.7 V a 20,000 mAh power bank is about 74 Wh, under British Airways’s 100 Wh limit. Keep it in your carry-on.
Can I use my power bank on a British Airways flight?
British Airways doesn’t state an in-flight use rule. It doesn’t allow recharging power banks on board.
