The calculated distance (air line) between Sumusţā as Sulţānī and Al Khuşūş is approximately 90 miles respectively 145 kilometers.
By car or train, the actual journey to Al Khuşūş is certainly longer, as only the direct route (as the crow flies) between Sumusţā as Sulţānī and Al Khuşūş has been calculated here.
Air line (approximately)
145 kilometers
78 nautical miles