The calculated distance (air line) between Al Ḩayy and Nahiyat Ghammas is approximately 89 miles respectively 143 kilometers.
By car or train, the actual journey to Nahiyat Ghammas is certainly longer, as only the direct route (as the crow flies) between Al Ḩayy and Nahiyat Ghammas has been calculated here.
Air line (approximately)
143 kilometers
77 nautical miles