The calculated distance (air line) between Ezhou and Yunmeng Chengguanzhen is approximately 78 miles respectively 126 kilometers.
By car or train, the actual journey to Yunmeng Chengguanzhen is certainly longer, as only the direct route (as the crow flies) between Ezhou and Yunmeng Chengguanzhen has been calculated here.
Air line (approximately)
126 kilometers
68 nautical miles