The calculated distance (air line) between Sant Joan de Vilatorrada and Sant Andreu de la Barca is approximately 22 miles respectively 36 kilometers.
By car or train, the actual journey to Sant Andreu de la Barca is certainly longer, as only the direct route (as the crow flies) between Sant Joan de Vilatorrada and Sant Andreu de la Barca has been calculated here.
Air line (approximately)
36 kilometers
19 nautical miles