Do electronic devices interfere with airplanes?

Electromagnetic interference to aircraft systems is a common argument offered for banning mobile phones (and other passenger electronic devices) on planes. Theoretically, active radio transmitters such as mobile phones, walkie–talkies, portable computers or gaming devices may interfere with the aircraft.



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Aircraft use a variety of radio frequencies for communication and navigation during flight. It is possible for cell phones to overlap these frequencies, which can muck up the signal clarity of those systems.

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Damaged or recalled batteries and battery-powered devices, which are likely to create sparks or generate a dangerous evolution of heat must not be carried aboard an aircraft (e.g. carry-on or checked baggage) unless the damaged or recalled battery has been removed, or otherwise made safe.

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An important note about bringing electronics: Always ensure that all of your electronics with lithium batteries are charged. The TSA agents might ask you to turn your electronics on during security, and if the battery is dead or the device doesn't turn on, they're allowed to confiscate the item.

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Devices containing lithium metal or lithium ion batteries should be carried in carry-on baggage. Most other consumer devices containing batteries are allowed in carry-on and checked baggage. For more information to portable electronic devices, see the FAA regulations.

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You can take all plug-in phone chargers with you in your carry-on or checked bags with ease as they do not contain any form of battery and, therefore, do not present any danger. Typically, you will not be able to use this type of charger onboard as most airplanes do not have power sockets.

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Most airlines note that there is a chance that radio signals sent out from an electronic device could interfere with one or more of an aircraft's important systems, such as sensors that help the aircraft's instruments communicate with one another, navigation equipment, collision-avoidance equipment, and other forms of ...

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If you're wondering if you can watch Netflix on a plane, the answer is yes – with the right setup. You can download movies and TV shows in advance to watch on your device without an internet connection. When flying, you should put your device in airplane mode and connect to the in-flight WiFi if it is available.

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You can bring your medication in pill or solid form in unlimited amounts as long as it is screened. You can travel with your medication in both carry-on and checked baggage. It's highly recommended you place these items in your carry-on in the event that you need immediate access.

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Electric razors and razors that have the blade set into a plastic moulding are permitted in carry-on baggage. Razor blades and razors that can be opened and the razor blade removed are permitted in checked baggage only.

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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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Do I need to remove electronics from my carry-on bags? Yes, you should plan to remove personal electronic devices larger than a cell phone from your carry-on bag and put them in a separate bin with nothing placed on or under them for security screening. (This does not apply to TSA PreCheck™ passengers.)

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Damaged or recalled batteries and battery-powered devices, which are likely to create sparks or generate a dangerous evolution of heat must not be carried aboard an aircraft (e.g. carry-on or checked baggage) unless the damaged or recalled battery has been removed, or otherwise made safe.

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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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5 Ways to Protect Your Personal Devices During Holiday Travel
  1. Recognize Mobile Device Risks. ...
  2. Don't Fall for Free Public Wi-Fi. ...
  3. Avoid Charging Stations. ...
  4. Turn off Bluetooth when Not in Use. ...
  5. Encrypt Your Files before You Travel.


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Here are some tips: Special TSA Security Screening for Passengers 75 and older – Passengers 75 and older are not required to remove their shoes and light jacket at the TSA (Transportation Security Administration) checkpoint, and they are allowed an extra pass through Advanced Imaging Technology devices.

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