The calculated distance (air line) between Santa Coloma de Cervelló and Sant Andreu is approximately 10 miles respectively 16 kilometers.
By car or train, the actual journey to Sant Andreu is certainly longer, as only the direct route (as the crow flies) between Santa Coloma de Cervelló and Sant Andreu has been calculated here.
Air line (approximately)
16 kilometers
9 nautical miles