The calculated distance (air line) between Sant Andreu de la Barca and Badalona is approximately 14 miles respectively 23 kilometers.
By car or train, the actual journey to Badalona is certainly longer, as only the direct route (as the crow flies) between Sant Andreu de la Barca and Badalona has been calculated here.
Air line (approximately)
23 kilometers
12 nautical miles