The calculated distance (air line) between Qalqīlyah and Banī Na‘īm is approximately 48 miles respectively 77 kilometers.
By car or train, the actual journey to Banī Na‘īm is certainly longer, as only the direct route (as the crow flies) between Qalqīlyah and Banī Na‘īm has been calculated here.
Air line (approximately)
77 kilometers
42 nautical miles