Puerto Sur Airport (ICAO: SCIS) is an airport serving Isla Santa María, a Pacific island in the Bío Bío Region of Chile.

The island is 31 kilometres (19 mi) west of Coronel.

Northeast approach and departure are over the water.

The Concepcion VOR-DME (Ident: CAR) is located 27.2 nautical miles (50.4 km) northeast of the airport.

This article about an airport in Chile is a stub.