Flight 714 to Sydney is the twenty-second volume of The Adventures of Tintin, the comics series by Belgian cartoonist Hergé. It was serialised weekly from September 1966 to November 1967 in Tintin magazine. The title refers to a flight that Tintin and his friends fail to catch, as they become embroiled in their arch-nemesis Rastapopoulos' plot to kidnap an eccentric millionaire from a supersonic business jet on a Sondonesian island.

Roberto Rastapopoulos is a fictional character who is the main antagonist of The Adventures of Tintin, the comics series by Belgian cartoonist Hergé. He first appears in the album Cigars of the Pharaoh (1934) and is a criminal mastermind with multiple identities, whose activities frequently bring him in conflict with his archenemy Tintin.