Flight 12 may refer to:

Aeroflot Flight 012, crashed on 13 July 1963 Continental Airlines Flight 12, crashed on 1 July 1965 Aero Trasporti Italiani Flight 12, crashed on 14 September 1979 China Airlines Flight 012, crashed on 7 December 1992 Starship flight test 12, a test flight of SpaceX Starship in May 2026