The calculated distance (air line) between Assiut and Banī Suwayf is approximately 131 miles respectively 211 kilometers.
By car or train, the actual journey to Banī Suwayf is certainly longer, as only the direct route (as the crow flies) between Assiut and Banī Suwayf has been calculated here.
Air line (approximately)
211 kilometers
114 nautical miles