Do Vapes Set Off Smoke Alarms? Aeroplane & Hotel Smoke Detection VPZ 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. Flight attendant explains what really happens if you smoke or vape on a plane 7NEWS Can Airplane Smoke Detectors Detect Vape (in 2024) ? Vape Detector Can a Vape Set Off a Fire Alarm? What You Should Know Vape Detector vs. Smoke Detector: Comparison & How They Work