The calculated distance (air line) between Hŭkkyo-ri and Chaeryŏng-ŭp is approximately 29 miles respectively 47 kilometers.
By car or train, the actual journey to Chaeryŏng-ŭp is certainly longer, as only the direct route (as the crow flies) between Hŭkkyo-ri and Chaeryŏng-ŭp has been calculated here.
Air line (approximately)
47 kilometers
25 nautical miles