The calculated distance (air line) between Reẖovot and Umm el Faḥm is approximately 47 miles respectively 76 kilometers.
By car or train, the actual journey to Umm el Faḥm is certainly longer, as only the direct route (as the crow flies) between Reẖovot and Umm el Faḥm has been calculated here.
Air line (approximately)
76 kilometers
41 nautical miles