The calculated distance (air line) between San Miniato and Santa Croce sull'Arno is approximately 5 miles respectively 7 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 San Miniato and Santa Croce sull'Arno has been calculated here.
Air line (approximately)
7 kilometers
4 nautical miles