The calculated distance (air line) between Kafr Zaytā and Ḩamāh is approximately 19 miles respectively 30 kilometers.
By car or train, the actual journey to Ḩamāh is certainly longer, as only the direct route (as the crow flies) between Kafr Zaytā and Ḩamāh has been calculated here.
Air line (approximately)
30 kilometers
16 nautical miles