The calculated distance (air line) between Manresa and Sant Quirze del Vallès is approximately 19 miles respectively 31 kilometers.
By car or train, the actual journey to Sant Quirze del Vallès is certainly longer, as only the direct route (as the crow flies) between Manresa and Sant Quirze del Vallès has been calculated here.
Air line (approximately)
31 kilometers
16 nautical miles