The calculated distance (air line) between Sant Vicenç de Montalt and Montmeló is approximately 14 miles respectively 22 kilometers.
By car or train, the actual journey to Montmeló is certainly longer, as only the direct route (as the crow flies) between Sant Vicenç de Montalt and Montmeló has been calculated here.
Air line (approximately)
22 kilometers
12 nautical miles