The calculated distance (air line) between Khān Yūnis and Banī Na‘īm is approximately 52 miles respectively 84 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 Khān Yūnis and Banī Na‘īm has been calculated here.
Air line (approximately)
84 kilometers
45 nautical miles