The calculated distance (air line) between Mollet del Vallès and Sant Adrià de Besòs is approximately 8 miles respectively 12 kilometers.
By car or train, the actual journey to Sant Adrià de Besòs is certainly longer, as only the direct route (as the crow flies) between Mollet del Vallès and Sant Adrià de Besòs has been calculated here.
Air line (approximately)
12 kilometers
7 nautical miles