Basco Airport (Filipino: Paliparan ng Basco, Ilocano: Pagtayaban ti Basco) (IATA: BSO, ICAO: RPUO) is an airport serving the province of Batanes in the Philippines. It is located in the provincial capital, Basco, and is one of two airports in the Batanes Islands, the other being Itbayat Airport. The airport is classified as a Class 2 principal (minor domestic) airport by the Civil Aviation Authority of the Philippines (CAAP), a body of the Department of Transportation that is responsible for the operations of not only this airport but also of all other airports in the Philippines except the major international airports.