Panoramic boat with terrace and exclusive routes on the St.Lawrence River from Jacques.Cartier Pier in the Old Port of Montreal. From mid-May to mid-October. Schedule for the guided day cruises: 90 minutes at 12:30pm. 60 minutes at 11am (in high season only), 2:30pm and 4pm. Dinner cruise (several packages available): 7 pm. Special events calendar.