The calculated distance (air line) between Panghyŏn-dong and Sŭngho 1-tong is approximately 73 miles respectively 118 kilometers.
By car or train, the actual journey to Sŭngho 1-tong is certainly longer, as only the direct route (as the crow flies) between Panghyŏn-dong and Sŭngho 1-tong has been calculated here.
Air line (approximately)
118 kilometers
64 nautical miles