The calculated distance (air line) between Ar Riyāḑ and Banī Suwayf is approximately 150 miles respectively 241 kilometers.
By car or train, the actual journey to Banī Suwayf is certainly longer, as only the direct route (as the crow flies) between Ar Riyāḑ and Banī Suwayf has been calculated here.
Air line (approximately)
241 kilometers
130 nautical miles