The calculated distance (air line) between Arīsh and Kawm Ḩamādah is approximately 185 miles respectively 298 kilometers.
By car or train, the actual journey to Kawm Ḩamādah is certainly longer, as only the direct route (as the crow flies) between Arīsh and Kawm Ḩamādah has been calculated here.
Air line (approximately)
298 kilometers
161 nautical miles