The calculated distance (air line) between Palaió Fáliro and Agios Ioannis Rentis is approximately 3 miles respectively 5 kilometers.
By car or train, the actual journey to Agios Ioannis Rentis is certainly longer, as only the direct route (as the crow flies) between Palaió Fáliro and Agios Ioannis Rentis has been calculated here.
Air line (approximately)
5 kilometers
3 nautical miles