The calculated distance (air line) between Ḩizmā and An Nuşayrāt is approximately 58 miles respectively 93 kilometers.
By car or train, the actual journey to An Nuşayrāt is certainly longer, as only the direct route (as the crow flies) between Ḩizmā and An Nuşayrāt has been calculated here.
Air line (approximately)
93 kilometers
50 nautical miles