The calculated distance (air line) between Moià and Caldes de Montbui is approximately 13 miles respectively 21 kilometers.
By car or train, the actual journey to Caldes de Montbui is certainly longer, as only the direct route (as the crow flies) between Moià and Caldes de Montbui has been calculated here.
Air line (approximately)
21 kilometers
11 nautical miles