4 Squadron SAAF was a South African Air Force unit which served during World War II.

[1] Operational training took place in Kenya and soon the squadron was responsible for protection against possible Italian attacks from Somaliland.

In August it moved on to Sicily and to the Italian mainland in September from where it concentrated on ground attack missions until the end of hostilities.

4 Squadron remained in Italy for two months after the end of the war; on 12 July its personnel began returning to South Africa.

The squadron moved from Swartkop to Waterkloof and then to Lanseria Airport, where it received Impala Mk IIs.