The calculated distance (air line) between Mitzpe Ramon and Kfar Saba is approximately 108 miles respectively 174 kilometers.
By car or train, the actual journey to Kfar Saba is certainly longer, as only the direct route (as the crow flies) between Mitzpe Ramon and Kfar Saba has been calculated here.
Air line (approximately)
174 kilometers
94 nautical miles