The calculated distance (air line) between Kokhav Ya‘aqov and As Samū‘ is approximately 35 miles respectively 56 kilometers.
By car or train, the actual journey to As Samū‘ is certainly longer, as only the direct route (as the crow flies) between Kokhav Ya‘aqov and As Samū‘ has been calculated here.
Air line (approximately)
56 kilometers
30 nautical miles