The calculated distance (air line) between Kokhav Ya‘aqov and Dūrā is approximately 29 miles respectively 46 kilometers.
By car or train, the actual journey to Dūrā is certainly longer, as only the direct route (as the crow flies) between Kokhav Ya‘aqov and Dūrā has been calculated here.
Air line (approximately)
46 kilometers
25 nautical miles