TUI fly Belgium, legally incorporated as TUI Airlines Belgium S.A./N.V. and formerly branded Jetairfly, is a Belgian airline with its registered office at Brussels Airport.The airline is a subsidiary of the TUI Group and part of the TUI Airlines. TUI Airlines also incorporates the sister companies TUI fly Netherlands (The Netherlands), Corsair International (France), TUI fly Deutschland (Germany), TUI Airways (United Kingdom) and TUI fly Nordic (Sweden).
As of May 2026, TUI fly Belgium operates the following aircraft: Airbus A320, Boeing 737, Boeing 787 Dreamliner, Embraer E-Jet.
TUI fly Belgium is operating flights from/to 83 airports in 24 countries: Belgium, Spain, Morocco, Greece, Turkey, France, Italy, Netherlands, Cape Verde, Egypt and other destinations.