The distance from Collingwood to Sarnia is approximately 250 kilometers. You will travel south on Highway 124 and then west on Highway 401 and 402. This route takes you through the heart of Southwestern Ontario. Travel time is usually around 3 hours. Traffic can be heavy near the Highway 401 corridor.
Total Distance: 250 km driving distance; 210 km straight-line air distance.
Enjoy the scenic drive through rural Ontario towns.
Summer for the waterfront festivals or Fall for the beautiful foliage.