The calculated distance (air line) between Icheon-si and Yangp'yŏng is approximately 15 miles respectively 24 kilometers.
By car or train, the actual journey to Yangp'yŏng is certainly longer, as only the direct route (as the crow flies) between Icheon-si and Yangp'yŏng has been calculated here.
Air line (approximately)
24 kilometers
13 nautical miles