The calculated distance (air line) between Hoemul-li and Yuktae-dong is approximately 125 miles respectively 202 kilometers.
By car or train, the actual journey to Yuktae-dong is certainly longer, as only the direct route (as the crow flies) between Hoemul-li and Yuktae-dong has been calculated here.
Air line (approximately)
202 kilometers
109 nautical miles