Contributor By JamesP on October 16, 2023 Category(s)Airplanes and AircraftTopic(s)Lockheed C-5 GalaxyAirplanes856 km/hTop speed of Lockheed C-5 Galaxy airplane is 856 km/h (532 mph, Mach 0.79). It has a cruising speed of 830 km/h.
