89 Combat Flying School is a disbanded unit of the South African Air Force, active from 1986-1992. The unit was formed on 1 July 1986 from the Mirage Flight of 85 Combat Flying School at AFB Pietersburg and its main role was to train aircrew to fly the Dassault Mirage aircraft. On 26 July 1986, the school began receiving the dual seat Atlas Cheetah D aircraft and started offering a Cheetah conversion course to pilots already qualified on the Atlas Impala aircraft. The school was the fist unit of the South African Air Force to receive the Cheetah D.