The calculated distance (air line) between Les Clayes-sous-Bois and Voisins-le-Bretonneux is approximately 5 miles respectively 9 kilometers.
By car or train, the actual journey to Voisins-le-Bretonneux is certainly longer, as only the direct route (as the crow flies) between Les Clayes-sous-Bois and Voisins-le-Bretonneux has been calculated here.
Air line (approximately)
9 kilometers
5 nautical miles