The calculated distance (air line) between Saint-Étienne-du-Rouvray and Orléans is approximately 108 miles respectively 174 kilometers.
By car or train, the actual journey to Orléans is certainly longer, as only the direct route (as the crow flies) between Saint-Étienne-du-Rouvray and Orléans has been calculated here.
Air line (approximately)
174 kilometers
94 nautical miles