Avsa

Year-round boats which can accommodate cars from Tekirdağ on the northern/European coast of the Sea of Marmara and Erdek on the southern/Asian coast of the Sea of Marmara, 1hr 45min. There are also pessenger-only fast ferries (http://www.ido.com.tr/en/...) 3½hr from Istanbul during summer months. Ferries from Tekirdağ cost 15 TL/person, while ferries from Istanbul cost 40 TL/person or 30 TL/person on the slower ferry departing on Saturday mornings.