The calculated distance (air line) between Dār Kulayb and Umm as Sāhik is approximately 54 miles respectively 88 kilometers.
By car or train, the actual journey to Umm as Sāhik is certainly longer, as only the direct route (as the crow flies) between Dār Kulayb and Umm as Sāhik has been calculated here.
Air line (approximately)
88 kilometers
47 nautical miles