Knives, except for plastic or round-bladed butter knives, are not allowed in carry-on bags.
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As a result, prohibited items may result in both a TSA civil enforcement action and a criminal enforcement action. Before leaving home, remember to check your baggage to ensure you are not carrying any prohibited items to avoid a possible arrest and/or civil penalties.
In the United States and European nations, TSA prohibits knives in carry-on luggage, except for plastic or round-bladed butter knives. However, blades can be packed in checked baggage if they are sheathed or securely wrapped to deter injury during air travel.
In general, you are prohibited from traveling with sharp objects in your carry-on baggage; please pack these items in your checked baggage. For more prohibited items, please go to the 'What Can I Bring?' page.
The TSA permits a few small sharp objects to be carried no, including nail clippers and disposable razors, but apart from these, if an object has a blade or can cut, you should not take it on the plane with you.
In the United States, the TSA allows certain knives to be carried on planes, but only if they are less than 2.36 inches in length. These are known as “hobby knives” or “folding knives” and are allowed in your carry-on luggage.
In general, you are prohibited from traveling with sharp objects in your carry-on bags. Multi-tools (multipurpose tools) with knives of any length are prohibited. Please pack these items in your checked bags. Multi-tools (multipurpose tools) with scissors less than 4 inches may be placed in carry-on bags.
Nail clippers are also allowed on planes, according to the Transportation Security Administration (TSA). You can pack them in both your carry-on and checked luggage. Similar to tweezers, it's a good idea to wrap your nail clippers or place them securely in a bag to avoid injury to others handling your luggage.
TSA makes every effort to reunite passengers with items left behind at the airport checkpoint. Lost and found items retained by TSA for a minimum of thirty (30) days, and if not claimed, are either destroyed, turned over to a state agency for surplus property, or sold by TSA as excess property.
TSA officers are not law enforcement. This means that if they find something on your person or in your bags, they cannot arrest you. They can simply detain you until a law enforcement officer arrives. However, most airports have airport police who are usually, stationed with the TSA agents.
The TSA requires you to declare firearms, large quantities of medications, and other items, but not sharp objects. However, we would advise that you voluntarily declare knives at the check-in desk, especially if you're flying internationally.
Each passenger may carry liquids, gels and aerosols in travel-size containers that are 3.4 ounces or100 milliliters. Each passenger is limited to one quart-size bag of liquids, gels and aerosols.
Firearms, ammunition, and fireworks are prohibited, as are all knives and safety razors (including pocket knives and Swiss Army knives). Straight razors and replacement blades for straight razors are also not allowed. Most tools also cannot be packed in carry-on luggage, as they have the potential to cause harm.