Carcuma Airport (ICAO: YCST) is a small general aviation airstrip located near Carcory Station in outback South Australia, Australia. It serves as a private or agricultural landing strip typical of remote pastoral properties in the region, providing access to an area with limited road infrastructure. The airstrip supports mustering operations, emergency medical services, and supply flights common to large cattle and sheep stations across inland Australia. It is not a commercial passenger facility and has no scheduled airline services.