The calculated distance (air line) between Maroúsi and Palaió Fáliro is approximately 10 miles respectively 16 kilometers.
By car or train, the actual journey to Palaió Fáliro is certainly longer, as only the direct route (as the crow flies) between Maroúsi and Palaió Fáliro has been calculated here.
Air line (approximately)
16 kilometers
9 nautical miles