The calculated distance (air line) between Ḩayy al Bunayyāt and Mafraq is approximately 36 miles respectively 58 kilometers.
By car or train, the actual journey to Mafraq is certainly longer, as only the direct route (as the crow flies) between Ḩayy al Bunayyāt and Mafraq has been calculated here.
Air line (approximately)
58 kilometers
31 nautical miles