The calculated distance (air line) between Châteauneuf-sur-Loire and Paris 15 Vaugirard is approximately 68 miles respectively 109 kilometers.
By car or train, the actual journey to Paris 15 Vaugirard is certainly longer, as only the direct route (as the crow flies) between Châteauneuf-sur-Loire and Paris 15 Vaugirard has been calculated here.
Air line (approximately)
109 kilometers
59 nautical miles