Passenger 57 (1992) on Netflix

John Cutter is a security expert, who is presently still mourning the death of his wife. His friend, who works for an airline, offers him the job of chief of security, which he accepts. He is then being flown to L.A. for the company's annual meeting, where he will be introduced as the new Chief of Security. But unfortunately for him, Charles Rane, a stoic and deranged terrorist, who was caught by the FBI and is also being flown to L.A. is on the plane. And Rane's people are on board, who then take over the plane but Cutter throws a monkey wrench into his plans.