Aircraft Smoke Detectors, how they work and where to find them Can You Bring a Vape on a Plane Under 21 BOOST! Vape Detector vs. Smoke Detector: Comparison & How They Work 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 Vaping Set Off Smoke Alarms? TECC Blog Vaping and Smoke Alarms: What Actually Triggers the Sensors Vapesdirect