Sanga-Sanga Airport, also known as Tawi-Tawi Airport, is an airport serving the general area of Bongao, the capital of the province of Tawi-Tawi in the Philippines. The airport is classified as a Class 2 principal airport by the Civil Aviation Authority of the Philippines. It is not an international airport, contrary to its classification by the Tawi-Tawi provincial government. It is located in Sanga-Sanga Island. The airport was formerly referred by the IATA with the code SGS until the end of 2011, when its IATA code was finally changed to TWT.