The calculated distance (air line) between Xi’an and Chengxian Chengguanzhen is approximately 186 miles respectively 300 kilometers.
By car or train, the actual journey to Chengxian Chengguanzhen is certainly longer, as only the direct route (as the crow flies) between Xi’an and Chengxian Chengguanzhen has been calculated here.
Air line (approximately)
300 kilometers
162 nautical miles