The calculated distance (air line) between Fond du Sac and Chemin Grenier is approximately 31 miles respectively 50 kilometers.
By car or train, the actual journey to Chemin Grenier is certainly longer, as only the direct route (as the crow flies) between Fond du Sac and Chemin Grenier has been calculated here.
Air line (approximately)
50 kilometers
27 nautical miles