How do you fly with a laptop charger?

It's generally recommended to carry laptop chargers in your carry-on luggage rather than checking them in. Lithium-ion batteries, which are commonly used in laptop batteries and chargers, can be a fire hazard if they are damaged or short-circuited.



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Chargers and cables for electronic devices don't need to be removed from your carry-on when going through airport security. That said, they do clutter the x-ray images a lot, so unless you've packed just a few chargers in there, the TSA agents might ask you to remove them from the bag and place them in a separate bin.

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Can laptop chargers/adapters be carried in carry on bag in airlines? Yes they can. The batteries in most laptop and cellphones are lithium.

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—Keep chargers in your carry-on luggage, not in checked bags. —You might want to carry extra battery packs, and not the kind you put in your phone. External batteries, or juice packs, act as miniature power chargers when you can't find a place to plug in.

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For example, flyers often wonder if a 20000mah power bank is allowed on flight. As 20000mah makes for less than 100 watt-hours, it can be carried in cabin luggage.

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Is toothpaste considered a liquid by the TSA? Yes, toothpaste must adhere to the 3-1-1 rule for liquids and gels. Toothpaste can be brought through TSA security in your carry-on as long as it is 3.4 ounces (100 milliliters) or less and placed in a 1-quart bag.

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As a guide, anything larger than A5 size or an iPad mini needs to be placed in a tray with nothing covering it up. If you can spray, spread or pour something at room temperature, it counts as a liquid in aviation security terms. This includes aerosols such as asthma inhalers and foodstuffs, like butter or jam.

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Lithium batteries can catch fire
While not all batteries are prohibited in checked luggage, lithium batteries are considered hazardous and should not be packed in checked bags. If a lithium battery overheats and catches fire inside the cargo hold, the fire can quickly spread and become difficult to control.

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In summary: Power banks are allowed on planes in carry on bags only. Power banks are not allowed in checked luggage / cargo luggage. You can bring power banks up to 27,000 mAh on most passenger aircraft.

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Most airlines allow passengers to bring power banks in their carry-on luggage, but not in checked baggage, due to the risk of fire caused by lithium-ion batteries. The capacity of the power bank is also typically limited to 100 watt-hours or 20,000mAh.

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Spare (uninstalled) lithium metal batteries and lithium ion batteries, electronic cigarettes and vaping devices are prohibited in checked baggage. They must be carried with the passenger in carry-on baggage.

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These chargers or power banks are restricted to carry-on luggage only according to FAA and IATA guidelines. They're not allowed in checked luggage because of the risk of lithium batteries catching fire. In the cabin, such an event can be promptly handled, but in the hold, it could lead to dangerous situations.

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Portable chargers or power banks containing a lithium ion battery must be packed in carry-on bags. For more information, see the FAA guidance on portable rechargers. For more prohibited items, please go to the 'What Can I Bring?' page.

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This covers typical dry cell batteries and lithium metal and lithium ion batteries for consumer electronics (AA, AAA, C, D, button cell, camera batteries, laptop batteries, etc.) Spare (uninstalled) lithium metal and lithium ion batteries are always prohibited in checked baggage and must be placed in carry-on.

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Power banks with a capacity of more than 10,000 mAh are prohibited, some companies allow you to take up to 20,000 mAh. Large numbers are an exception. Hand luggage is the easiest way to take your power bank on a plane.

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When a carry-on bag is checked at the gate or at planeside, all spare lithium batteries and power banks must be removed from the bag and kept with the passenger in the aircraft cabin. The battery terminals must be protected from short circuit.

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The main reason you have to remove your laptop from your bag is because its battery and other mechanical components are too dense for X-rays to penetrate effectively — especially if the scanning system is old. The same goes for power cords and other devices such as tablets and cameras.

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