Connections to Castelsardo Aeroporto Alghero The nearest airport is Alghero, 65 km away, with international connections and to the main cities of the Italian peninsula. As an alternative, the Olbia Costa Smeralda airport is about 120 km away and connected all year with Milan, Rome, Verona and Bologna. Ferries Those who want to reach Castelsardo by ferry can choose between the port of Porto Torres with the Tirrenia company from Genoa or the port of Olbia at 89 Km and of Golfo Aranci at 107 Km, with more destinations and companies. Car icon To reach Castelsardo by car from Olbia take the SS 127 in the west direction and from Golfo Aranci take the SP82 for 16 km and then take the SS127. From Sassari you can take the SS200 dell'Anglona, deviate on the SP25 for Sorso then take the SS200 up to Castelsardo. From Cagliari take the SS131 up to Sassari, take the SP60, turn right on the SP25, continue on the SP48 until you get into the SS200 that takes you to your destination. Bus Castelsardo is connected to Alghero and Sassari by the buses of the regional ARST line. Private companies make direct connections with airports at reasonable rates even for individual passengers.