The calculated distance (air line) between Bīr el Maksūr and Nahariyya is approximately 18 miles respectively 28 kilometers.
By car or train, the actual journey to Nahariyya is certainly longer, as only the direct route (as the crow flies) between Bīr el Maksūr and Nahariyya has been calculated here.
Air line (approximately)
28 kilometers
15 nautical miles