The calculated distance (air line) between Qiryat Shmona and Kfar Saba is approximately 81 miles respectively 131 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 Shmona and Kfar Saba has been calculated here.
Air line (approximately)
131 kilometers
70 nautical miles