Frontier flight at Denver airport evacuated after gun magazine found in aircraft

U.S. newsFrontier flight at Denver airport evacuated after gun magazine found in aircraftThe evacuation came days after another Frontier flight at Denver International Airport was evacuated after hitting a trespasser on the runway.Listen to this article with a free account00:0000:00A Frontier Airlines plane taxis to a gate at Denver International Airport (DEN) on March 23.Al Drago / Getty Images fileShareAdd NBC News to GoogleMay 11, 2026, 12:43 PM EDTBy Francie EbertOn Sunday night, a Frontier Airlines flight at Denver International Airport was quickly evacuated after a gun magazine was found in the aircraft.Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content.Frontier flight 4765, which was scheduled to travel from Denver to Phoenix, was promptly evacuated after the discovery, according to a Frontier Airlines statement Monday.Passengers were deplaned and rescreened, and a security sweep of the aircraft was conducted. There were no reports of injuries. “Given the delay, the flight crew exceeded their duty time and thus customers were booked on a new flight for early this morning,” Frontier added.The flight was then rescheduled and left at 6 a.m. MST Monday. It arrived in Phoenix Sky Harbor International Airport at 6:50 a.m.It is unclear where or how the gun magazine was discovered or whether a passenger physically had the magazine on them.This comes days after another Frontier plane was evacuated after striking a person on a Denver International Airport runway. On Friday night, around 11:00 pm, the Frontier flight was preparing to travel to its destination at Los Angeles International Airport before hitting a trespasser.The passenger jet, carrying roughly 231 people, filled with smoke after the collision, and had evacuated everyone using inflatable evacuation slides.The person who died has not been identified.ShareAdd NBC News to GoogleFrancie EbertFrancie Ebert is a news associate at NBC News Digital.