Travel tip: Vapes must be packed in your carry on bag. Keep them there while traveling through airports and on the plane. The only clouds you should be chasing are the ones your Here's How to Safely Travel with Your Vape or E Cig on a Plane Thrillist Flying with Vape: International Differences Travelers Should Know CAVAPERS When traveling with your vape or e cig on a plane, do it safely: vapes should be turned off and carried on, never checked. Do not use or charge it on the aircraft.