The calculated distance (air line) between Kampong Cham and Stung Treng is approximately 111 miles respectively 179 kilometers.
By car or train, the actual journey to Stung Treng is certainly longer, as only the direct route (as the crow flies) between Kampong Cham and Stung Treng has been calculated here.
Air line (approximately)
179 kilometers
97 nautical miles