A person who breached security and entered a runway at Denver International Airport was struck and killed by a Frontier Airlines aircraft during takeoff late Friday night, authorities said. The collision triggered an engine fire warning and forced an emergency evacuation of passengers on board.

A Frontier Airlines passenger aircraft was forced to abort takeoff after an engine fire broke out at Denver International Airport late Friday, prompting an emergency evacuation and a safety investigation.

A Frontier Airlines Airbus A321-200N, registered as N622FR, operating flight F9-6 from Saint Louis, Missouri (USA) to Punta Cana (Dominican Republic), was cruising at FL330 approximately 50 nautical miles southeast of Nashville, Tennessee (USA) when the flight crew made the decision to divert to Nashville.

U.S. airlines are bracing for a potential industry shakeout as soaring fuel prices threaten profitability, particularly for low-cost carriers, while larger airlines position themselves to gain market share.

A passenger’s bomb threat forced the evacuation of a commercial flight after it landed at Hartsfield-Jackson Atlanta International Airport, prompting a rapid response from law enforcement.

Spirit Airlines has once again rejected a third takeover offer from budget airline rival Frontier, choosing instead to concentrate on its own strategy to emerge from bankruptcy and stabilize its finances.

A passenger aboard a Frontier Airlines flight reportedly shattered part of the plane's window mid-air during what appears to have been a mental health crisis.