The calculated distance (air line) between Shaykh Miskīn and Ar Rastan is approximately 149 miles respectively 239 kilometers.
By car or train, the actual journey to Ar Rastan is certainly longer, as only the direct route (as the crow flies) between Shaykh Miskīn and Ar Rastan has been calculated here.
Air line (approximately)
239 kilometers
129 nautical miles