For frequent flyers, keeping devices charged during a long journey is essential. Smartphones, tablets, laptops, and even TWS earbuds often run out of battery mid-flight, which makes carrying a power bank a necessity. However, many travelers still wonder: Can you bring a power bank on a plane? BWOO will clarify airline regulations, safety measures, and the best ways to charge your devices during a flight.

1. Airline Regulations on Power Banks

Civil aviation authorities across the world regulate how passengers can carry power banks on airplanes. Generally, power banks are classified as lithium-ion batteries, which makes them subject to safety restrictions.

Capacity limit: 

Most airlines follow the International Air Transport Association (IATA) guidelines, which allow passengers to carry power banks up to 100Wh (watt-hours) in hand luggage without approval.

Approval for larger capacity: 

Power banks between 100Wh–160Wh usually require airline approval.

Checked baggage restrictions: 

Power banks are not allowed in checked luggage due to fire hazards. They must be carried in cabin baggage only.

This means that if you're traveling with a portable charger, make sure its capacity is clearly labeled and within the permitted range.

2. Common Airline Requirements for Power Banks

While global aviation guidelines are similar, individual airlines may have slightly different rules. Here are some common policies:

Maximum units allowed: 

Most airlines limit the number of power banks you can carry (e.g., 2–4 units per passenger).

No charging during take-off or landing: 

Some airlines prohibit the use of portable chargers during critical flight phases.

Declaration at security check: 

For larger capacity chargers, you may be asked to show them separately.

Always check with your airline before flying, especially for international routes, as regulations can vary between countries and carriers.

3. Safety Measures for Using Power Banks on a Plane

Even though power banks are permitted on flights, safe usage is crucial to avoid risks:

Monitor temperature: 

Power banks can generate heat while charging. Never cover them with blankets or store them in tight spaces.

Use certified charging cables: 

Always use high-quality, airline-compliant cables to reduce the risk of overheating or short circuits.

Avoid simultaneous high-load charging: 

Powering multiple devices at once may overload the portable charger. Charge one device at a time when possible.

Check battery condition: 

Avoid carrying damaged or swollen batteries, as they are a major safety hazard.

Following these precautions ensures your devices stay powered without compromising flight safety.

4. In-Flight Charging Alternatives

Many modern aircraft are now equipped with in-seat power outlets and USB ports, which provide passengers with direct charging options. Depending on the airline and aircraft type, you may find:

AC outlets suitable for laptops and larger devices.

USB-A or USB-C ports for smartphones, TWS earbuds, and tablets.

Seat-back charging systems in premium cabins.

Before boarding, check your airline's website or seat map to confirm whether your flight includes charging facilities. If not, carrying a safe, approved power bank remains the most reliable backup.

Conclusion

Yes, you can bring a power bank on a plane, but only in compliance with airline and aviation regulations. Make sure your portable charger meets capacity limits, keep it in your cabin baggage, and use it safely during your flight. With the right preparation, you'll always have enough power to keep your devices running from takeoff to landing.

Related Readings:

BWOO Certificated Power Banks Series

Are Portable Chargers Lithium Batteries