skyjacking

verb
  1. 1

    To steal or commandeer (hijack) an airplane, usually by threat of violence to the passengers.

noun
  1. 1

    The kidnapping of the passengers of an airplane by threat of force. The hijacking of an airplane, especially in flight.

Source: https://en.wiktionary.org/wiki/skyjack, https://en.wiktionary.org/wiki/skyjacking