Airlines ban use of portable power banks on flights As of December 2025, the use of portable power banks on board any Qantas, QantasLink, Virgin or Jetstar flight will be prohibited. Passengers may carry up to two power banks, each with a capacity not exceeding 160 watt-hours (Wh), and only in cabin (carry-on) baggage. Power banks must be readily accessible during the flight, that is, in your seat pocket, under the seat in front, or in a nearby bag. Charging power banks during flight – …