The calculated distance (air line) between Mataró and Lliçà d'Amunt is approximately 12 miles respectively 19 kilometers.
By car or train, the actual journey to Lliçà d'Amunt is certainly longer, as only the direct route (as the crow flies) between Mataró and Lliçà d'Amunt has been calculated here.
Air line (approximately)
19 kilometers
10 nautical miles