In addition to DHL, Southern Air flies charter contracts for Lufthansa Cargo, MASkargo, Ethiopian Airlines, Saudia, TNT, UPS (seasonal) Centurion Air Cargo and the United States Department of Defense.
Помимо DHL, Southern Air имеет договоры о сотрудничестве с Thai Airways International, Korean Air, MASkargo, Lufthansa Cargo, Ethiopian Airlines, Saudi Arabian Airlines, TNT Airways, UPS Airlines, Centurion Air Cargo и Министерством обороны США.