What Knives Are Prohibited on Airplanes? Understanding TSA Regulations

Learn which knives are banned on planes to ensure a smooth travel experience. Stay compliant with TSA regulations.

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Knives with blades longer than 2.36 inches (6 cm) are not allowed on planes. Box cutters, utility knives, pocket knives, and certain novelty items with blades are also prohibited. Always check current airline and TSA regulations before traveling.

FAQs & Answers

  1. Can I bring a Swiss Army knife on a plane? No, Swiss Army knives are prohibited on planes due to their blade length and multifunctionality.
  2. Are there any exceptions for carrying knives on flights? Generally, knives are not allowed. However, some airlines may have specific exceptions, so it’s best to check with them directly.
  3. What items are considered edged weapons on planes? Items like box cutters, utility knives, and certain novelty knives are categorized as edged weapons and are prohibited.

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