The calculated distance (air line) between Al Ḩawāmidīyah and Aş Şaff is approximately 23 miles respectively 37 kilometers.
By car or train, the actual journey to Aş Şaff is certainly longer, as only the direct route (as the crow flies) between Al Ḩawāmidīyah and Aş Şaff has been calculated here.
Air line (approximately)
37 kilometers
20 nautical miles