The calculated distance (air line) between La Celle-Saint-Cloud and Jouy-en-Josas is approximately 6 miles respectively 10 kilometers.
By car or train, the actual journey to Jouy-en-Josas is certainly longer, as only the direct route (as the crow flies) between La Celle-Saint-Cloud and Jouy-en-Josas has been calculated here.
Air line (approximately)
10 kilometers
6 nautical miles