The calculated distance (air line) between Monsummano Terme and Santa Croce sull'Arno is approximately 11 miles respectively 17 kilometers.
By car or train, the actual journey to Santa Croce sull'Arno is certainly longer, as only the direct route (as the crow flies) between Monsummano Terme and Santa Croce sull'Arno has been calculated here.
Air line (approximately)
17 kilometers
9 nautical miles