To 13 ports; the busiest crossings are to Yalova (1 hour 25 minutes, eight times a day), Bostancı (about seven times a day, late March to November), Kadıköy (four times a day in season), Armutlu (1 hour 50 minutes, three times a day in season), Bursa (Güzelyalı) (2 hours 20 minutes, three times a day in season), Avşa (3 hours 25 minutes, about four times a day, late March to November), Marmara Island (3 hours, about three times a day, late March to November) and Çınarcık (1 hour 20 minutes, three times a day, late March to November).