The calculated distance (air line) between Sunch’ŏn and Sŭngho 1-tong is approximately 31 miles respectively 49 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 Sunch’ŏn and Sŭngho 1-tong has been calculated here.
Air line (approximately)
49 kilometers
27 nautical miles