When it comes to determining , Can you bring Vaseline on a plane? Vaseline is permitted in carry-on and checked baggage, but there are a few limitations you should be aware of. Vaseline and other liquid or gel-like substances must be packed in containers that are 3.4 ounces (100 millilitres) or less each, according to the Transportation Security Administration (TSA). Carry-on luggage is permitted to contain any container that can fit into a single, quart-sized transparent plastic zip-top bag. Vaseline or other liquids in bigger containers can be included in your checked baggage. Although it's always a good idea to check with your airline, be aware that some may have limitations on the size and quantity of containers you may bring in your checked luggage. https://justtravo.com/blog/can-you-bring-vaseline-on-a-plane/