The calculated distance (air line) between Qiryat Bialik and Kfar Saba is approximately 46 miles respectively 74 kilometers.
By car or train, the actual journey to Kfar Saba is certainly longer, as only the direct route (as the crow flies) between Qiryat Bialik and Kfar Saba has been calculated here.
Air line (approximately)
74 kilometers
40 nautical miles