Southwest Airlines Tightens Rules on Portable Chargers and Power Banks

Southwest Airlines is set to enforce stricter limitations on portable battery chargers and power banks, a move that affects millions of travelers who rely on the common tech accessory to stay powered during their journeys.

The airline announced it will crack down on existing policies surrounding lithium-ion battery packs, limiting the capacity and quantity that passengers may bring aboard its flights. While other major carriers have maintained more lenient approaches, Southwest is taking a firmer stance on the devices, citing safety concerns related to fire risk.

Portable chargers containing lithium-ion batteries have been linked to a number of in-flight incidents across the aviation industry in recent years. The Federal Aviation Administration has recorded dozens of cases involving overheating or smoking battery packs, prompting airlines worldwide to reassess their carry-on policies.

Under the updated Southwest policy, passengers will be limited in the size and number of power banks they can carry onto the plane. Devices exceeding certain watt-hour thresholds will no longer be permitted, and travelers are advised to check the capacity printed on their chargers before heading to the airport.

The new rules are expected to catch many frequent flyers off guard, particularly those accustomed to packing multiple high-capacity charging devices for long trips. Southwest has urged passengers to review its updated guidelines on the official website well in advance of their travel dates.

Travel experts recommend that passengers across all airlines familiarize themselves with current carry-on battery regulations, as policies continue to evolve in response to growing safety data. Failure to comply can result in confiscation of the device at the gate or during security screening.