South African Airways is the flag carrier of South Africa. Founded in 1929 as Union Airways it later rebranded to South African Airways in 1934, the airline is headquartered in Airways Park at O. R. Tambo International Airport in Johannesburg and operates a hub-and-spoke network, serving 13 destinations in Africa and two intercontinental destinations to Perth, Australia and São Paulo, Brazil. The carrier joined Star Alliance in April 2006, making it the first African carrier to sign with one of the three major airline alliances.
SOURCE: Wikipedia