Welcome to Ostria Hotel! Welcome to the beautiful Island of Andros, the second largest island of the Cyclades, located only 2 hours from the port of Rafina! Ostria Hotel is on the west side of Andris 250 m out from the port of Gavrio where the boat reaches. Built in the traditional way, just 200 m from the sea, aspires to provide a different touch to your holiday. We are waiting for you! Business hours of reception: On business days: from 07:00 to 12:00 .