Delta Air Lines Power Bank Rules 2026
You can take up to 2 power banks of up to 100 Wh, in carry-on only. In-flight use: restricted.
At a glance
Capacity
Up to 100 Wh (≈ 27,000 mAh)Allowed
Over 100 WhNot allowed
Rules
Power banks per passengerup to 2
Use in flightRestricted
Charge in flightNot allowed
Checked baggageNot allowed
What else matters
Where to keep itUnder the seat or in the seat pocket; not in the overhead bin
Capacity markingKeep the capacity (Wh, or mAh and V) readable on the case so staff can check it.
Over the limitIt will be taken at security: power banks may not go in checked baggage.
Codeshares and connectionsThe rules of the airline that operates the flight apply. With a connection, follow the strictest one.
SourceOfficial Delta Air Lines rule ↗ · reviewed on 9 October 2026
Questions about Delta Air Lines and power banks
How many power banks can I take on Delta Air Lines?
Delta Air Lines allows up to 2 power banks per passenger, in carry-on baggage only.
What is the Delta Air Lines power bank capacity limit?
Up to 100 Wh per power bank. Larger power banks are not accepted.
Can I use or charge a power bank on an Delta Air Lines flight?
Using it in flight: may power a personal device except during taxi, take-off and landing, subject to crew instructions. Charging the power bank itself on board: not allowed.
Can I put a power bank in checked baggage on Delta Air Lines?
No. Power banks are spare lithium batteries and travel in the cabin only.
