50th anniversary of C-5’s first flight Posted on June 27, 2018 by alert5 The Lockheed C-5 made its first flight on Jun. 30, 1968. Related posts (Automatically Generated): U.S. Air Force to commemorate 50th anniversary of the Vietnam War Eurofighter with special tail art to mark JG 74’s 50th anniversary 50th anniversary of C-2’s first flight 50th anniversary of historic B-52 flight HAL HF-24 marks 50th anniversary of maiden flight CT-114 Tutor 50th anniversary