Will Vaping Set Off Fire Alarms? 2026 Safety Guide E Cigarette Direct On March 26, Alaska Airlines Flight 1463 was cruising from Seattle to Sacramento on a Boeing 737 MAX 9 when the lavatory smoke alarm went off at 35,000 feet. A passenger had Flight passenger brings up 'vaping in the bathroom,' sparking debate about on board actions Passenger Vapes On Plane Smoke Alarm Goes Off At 35,000 Feet, Police Requested YouTube Can The Smoke Detector Detect Vape How Vape Detectors and Sensors Work: An Informative Guide vaping on the flight : r unitedairlines