South African Airways has joined the Star Alliance, a group of 18 international airlines. US carriers include United and US Airways. Lufthansa of Germany is also a member, according to a story in The Namibian.
Safari travellers frequently use SAA for many hunting destinations in Southern Africa, including Namibia. US hunters commonly consider partnerships such as this because of their effect on frequent flyer miles, availability of lounges, and other amenities.
South Africa Namibia hunting safari South African Airways