To 12 ports; the busiest crossings are to Vääksy (1 hour 25 minutes, 36 times a month, mid-May to mid-September), Kalkkinen Canal (2 hours 40 minutes, twice a week, early June to early September), Kalkkinen (3 hours, twice a week, early June to early September), Heinola (4½ hours, twice a week, early June to early September), Karisalmi (2 hours 20 minutes, once a month, mid-June to early September), Suopelto (3 hours 50 minutes, once a month, mid-June to early September), Tehinniemi (4 hours 45 minutes, once a month, mid-June to early September) and Judinsalo (5 hours 50 minutes, once a month, mid-June to early September).