can i bring scissors on a plane Small scissors with blades no longer than 4 inches are often permitted in carry-on luggage. Typically, little crafts or personal grooming need the usage of these scissors.It’s crucial to keep in mind that airport security screening still applies to sharp instruments like scissors. If the scissors are longer than allowed or you’re not sure if they’ll be accepted, it’s best to include them in your checked luggage to avoid any hassles.