Flight attendant explains what really happens if you smoke or vape on a plane 7NEWS Smoking or vaping is not allowed on any flight to or from the United States. You can carry an e cig in your hand luggage, but you cannot use it in the cabin. Can You Carry a Vape on a Plane? UK Rules Explained (2026) Consequences of Smoking in Airplane Lavatories Can Airplane Smoke Detectors Detect Vape (in 2024) ? Vape Detector Can You Take E cigs On Aeroplanes Vapes on Planes