The calculated distance (air line) between Dayr Ḩāfir and Ḩamāh is approximately 89 miles respectively 143 kilometers.
By car or train, the actual journey to Ḩamāh is certainly longer, as only the direct route (as the crow flies) between Dayr Ḩāfir and Ḩamāh has been calculated here.
Air line (approximately)
143 kilometers
77 nautical miles