UTA Flight 772 was a scheduled international passenger flight of the French airline Union de Transports Aériens operating from Brazzaville in the People's Republic of the Congo, via N'Djamena in Chad, to Charles de Gaulle Airport in Paris that crashed into the Ténéré desert, near Bilma, Niger, after an in-flight explosion in September 1989 with 170 people on board. It is the deadliest aviation incident to occur in Niger.