The calculated distance (air line) between Navàs and Olesa de Montserrat is approximately 25 miles respectively 40 kilometers.
By car or train, the actual journey to Olesa de Montserrat is certainly longer, as only the direct route (as the crow flies) between Navàs and Olesa de Montserrat has been calculated here.
Air line (approximately)
40 kilometers
21 nautical miles