The drive from Napierville to Thunder Bay is approximately 1800 km, taking about 20 hours via the Trans-Canada Highway (Highway 17). You will pass through Ottawa and North Bay. Thunder Bay is located on the shores of Lake Superior, known for its rugged beauty.
Total Distance: 1800 km driving distance; 1400 km straight-line air distance.
This is a long drive; plan for multiple days.
July to September for the best weather.