The calculated distance (air line) between Fond du Sac and Rivière du Rempart is approximately 8 miles respectively 12 kilometers.
By car or train, the actual journey to Rivière du Rempart is certainly longer, as only the direct route (as the crow flies) between Fond du Sac and Rivière du Rempart has been calculated here.
Air line (approximately)
12 kilometers
7 nautical miles