Can You Bring A THC Vape On A Plane? TSA and Federal Rules Do you know the 7 essential rules every traveler should follow when flying with lithium batteries? Travelers are flying with more lithium battery powered devices than ever before. While these items are generally Flying High: The Do's and Don'ts of Traveling with a THC Vape TSA Guidelines on Bringing E Cigarettes and Vapes on Planes Smoker warning over item TSA has banned from checked luggage it will only be allowed on plane if 'watt' limit followed Why are batteries not allowed in checked baggage?