The calculated distance (air line) between Polinyà and Lliçà d'Amunt is approximately 6 miles respectively 10 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 Polinyà and Lliçà d'Amunt has been calculated here.
Air line (approximately)
10 kilometers
5 nautical miles