The calculated distance (air line) between Komusan Il-tong and Hoeryŏng is approximately 23 miles respectively 37 kilometers.
By car or train, the actual journey to Hoeryŏng is certainly longer, as only the direct route (as the crow flies) between Komusan Il-tong and Hoeryŏng has been calculated here.
Air line (approximately)
37 kilometers
20 nautical miles