The calculated distance (air line) between Majdal Shams and Kfar Saba is approximately 91 miles respectively 146 kilometers.
By car or train, the actual journey to Kfar Saba is certainly longer, as only the direct route (as the crow flies) between Majdal Shams and Kfar Saba has been calculated here.
Air line (approximately)
146 kilometers
79 nautical miles