Can You Bring Power Bank (Lithium Battery) on Delta Air Lines?
A detailed guide on flying with power bank (lithium battery) on Delta Air Lines flights, including FAA battery safety regulations and airport security guidelines.
Carry-on Cabin Bag
ALLOWED
Lithium-ion power banks are strictly prohibited in checked baggage because of the risk of thermal runaway and fire in the cargo hold. They must be carried in the cabin.
Delta Air Lines Cabin Limit10 kg (22 lbs)
Checked Hold Baggage
NOT ALLOWED
Lithium-ion power banks are strictly prohibited in checked baggage because of the risk of thermal runaway and fire in the cargo hold. They must be carried in the cabin.
Delta Air Lines Checked Limit23 kg (50 lbs)
Baggage Safety Clearance Details
We confirm that power bank (lithium battery) checks out under the TSA core database guidelines. The regulatory authority hierarchy enforces TSA rules first, followed by Airline-specific baggage size and weight allowances.
Last reviewed: June 2026•Reviewed by BringOnPlane Editorial Team
Frequently Asked Questions
Yes, carriage depends on bag type. Under TSA and Delta Air Lines rules, power bank (lithium battery) has carry-on status: ALLOWED and checked bag status: NOT ALLOWED.
No, Delta Air Lines prohibits packing power bank (lithium battery) in checked luggage holds due to aviation safety rules.
Yes, you can carry it in your carry-on bag. Just ensure it conforms to cabin size limits.
For cabin bags, Delta Air Lines enforces a limit of 10 kg (22 lbs). For checked luggage, the standard weight limit is 23 kg (50 lbs) per bag.
Yes, security officers inspect all items. If power bank (lithium battery) is flagged, they will perform manual baggage audits or physical screening.
Yes. Under IATA rules, airline operators can impose stricter regulations than TSA or FAA guidelines for hazardous, lithium, or liquid carriage.
Yes. For international routes, destination customs agencies (e.g. EU security, Japan Customs) may enforce different guidelines than domestic TSA rules.
Security inspectors will confiscate the item, and the baggage will be delayed. If it violates FAA hazardous material protocols, airlines may impose fines.