Can You Bring a Vape On a Plane? A Guide to Flying With Vapes MELO Labs, Inc. 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 Vape Sets Off Fire Alarm: How Do Vape Detectors Work? Vapesourcing American Airline flight attendants found a man vaping in the bathroom. He posted a video of what came next.