The calculated distance (air line) between Bayt Ūmmar and Jabālyā is approximately 37 miles respectively 60 kilometers.
By car or train, the actual journey to Jabālyā is certainly longer, as only the direct route (as the crow flies) between Bayt Ūmmar and Jabālyā has been calculated here.
Air line (approximately)
60 kilometers
32 nautical miles