The calculated distance (air line) between Romorantin-Lanthenay and Saint-Denis-en-Val is approximately 36 miles respectively 59 kilometers.
By car or train, the actual journey to Saint-Denis-en-Val is certainly longer, as only the direct route (as the crow flies) between Romorantin-Lanthenay and Saint-Denis-en-Val has been calculated here.
Air line (approximately)
59 kilometers
32 nautical miles