The calculated distance (air line) between Kābūl and Umm el Faḥm is approximately 25 miles respectively 39 kilometers.
By car or train, the actual journey to Umm el Faḥm is certainly longer, as only the direct route (as the crow flies) between Kābūl and Umm el Faḥm has been calculated here.
Air line (approximately)
39 kilometers
21 nautical miles