The calculated distance (air line) between Jammā‘īn and An Nuşayrāt is approximately 67 miles respectively 108 kilometers.
By car or train, the actual journey to An Nuşayrāt is certainly longer, as only the direct route (as the crow flies) between Jammā‘īn and An Nuşayrāt has been calculated here.
Air line (approximately)
108 kilometers
58 nautical miles