The calculated distance (air line) between Saint-Quentin-en-Yvelines and Orléans is approximately 60 miles respectively 97 kilometers.
By car or train, the actual journey to Orléans is certainly longer, as only the direct route (as the crow flies) between Saint-Quentin-en-Yvelines and Orléans has been calculated here.
Air line (approximately)
97 kilometers
52 nautical miles