The calculated distance (air line) between Château-Renault and Saint-Jean-de-la-Ruelle is approximately 49 miles respectively 80 kilometers.
By car or train, the actual journey to Saint-Jean-de-la-Ruelle is certainly longer, as only the direct route (as the crow flies) between Château-Renault and Saint-Jean-de-la-Ruelle has been calculated here.
Air line (approximately)
80 kilometers
43 nautical miles