The calculated distance (air line) between San Marino and Morciano di Romagna is approximately 10 miles respectively 17 kilometers.
By car or train, the actual journey to Morciano di Romagna is certainly longer, as only the direct route (as the crow flies) between San Marino and Morciano di Romagna has been calculated here.
Air line (approximately)
17 kilometers
9 nautical miles