The calculated distance (air line) between Kyŏngwŏn and Razdol’noye is approximately 101 miles respectively 162 kilometers.
By car or train, the actual journey to Razdol’noye is certainly longer, as only the direct route (as the crow flies) between Kyŏngwŏn and Razdol’noye has been calculated here.
Air line (approximately)
162 kilometers
87 nautical miles