How Much Liquid Can You Take on a Plane? TSA 3-1-1 Liquids Rule Explained

Learn the TSA 3-1-1 liquids rule and how much liquid you can bring in your carry-on luggage on a plane.

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You can carry liquid products in your carry-on luggage as long as each container is 100 milliliters (3.4 ounces) or less and all containers fit into a single, quart-sized, clear plastic zip-top bag. This regulation is part of TSA's 3-1-1 rule. Larger amounts of liquids, gels, and aerosols must be placed in checked baggage.

FAQs & Answers

  1. What is the TSA 3-1-1 liquids rule? The TSA 3-1-1 rule allows passengers to carry liquids in containers of 100 milliliters (3.4 ounces) or less, all placed inside one quart-sized, clear, zip-top plastic bag.
  2. Can I bring larger liquid containers in my carry-on? No, liquids in containers larger than 100 milliliters must be packed in checked baggage according to TSA regulations.
  3. Are gels and aerosols treated the same as liquids on planes? Yes, gels, aerosols, and liquids all fall under the same TSA 3-1-1 rule for carry-on luggage.

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