The calculated distance (air line) between Yuktae-dong and Hongwŏn is approximately 11 miles respectively 17 kilometers.
By car or train, the actual journey to Hongwŏn is certainly longer, as only the direct route (as the crow flies) between Yuktae-dong and Hongwŏn has been calculated here.
Air line (approximately)
17 kilometers
9 nautical miles