Can The Smoke Detector Detect Vape How Vape Detectors and Sensors Work: An Informative Guide Do Vapes Set Off Smoke Alarms? March 26th, 2026: A passenger on Alaska Airlines flight ASA1436 from Seattle to Sacramento set off a smoke alarm at 35,000 feet after using a vape inside the lavatory, prompting the pilots to request Flight attendant explains what really happens if you smoke or vape on a plane 7NEWS