The calculated distance (air line) between Al Qunayţirah and Ḩamāh is approximately 149 miles respectively 239 kilometers.
By car or train, the actual journey to Ḩamāh is certainly longer, as only the direct route (as the crow flies) between Al Qunayţirah and Ḩamāh has been calculated here.
Air line (approximately)
239 kilometers
129 nautical miles