2026 St. Lawrence Seaway navigation season opens March 22
The opening of the 2026 navigation season has been scheduled to take place on the following date and time: Montreal / Lake Ontario Section: March 22, 2026 – 0800 hours (D.S.T.) Welland Canal: March 22, 2026 – 0800 hours (D.S.T.) Ship transits will be subject to weather and ice conditions. Restrictions may apply in some […]
2026 St. Lawrence Seaway navigation season opens March 22 Read More »









