The calculated distance (air line) between Kfar Yona and Umm el Faḥm is approximately 19 miles respectively 30 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 Kfar Yona and Umm el Faḥm has been calculated here.
Air line (approximately)
30 kilometers
16 nautical miles