The calculated distance (air line) between Qaşr Khiyār and As Sawānī is approximately 45 miles respectively 73 kilometers.
By car or train, the actual journey to As Sawānī is certainly longer, as only the direct route (as the crow flies) between Qaşr Khiyār and As Sawānī has been calculated here.
Air line (approximately)
73 kilometers
39 nautical miles