The calculated distance (air line) between Krong Kep and Ho Chi Minh City is approximately 159 miles respectively 256 kilometers.
By car or train, the actual journey to Ho Chi Minh City is certainly longer, as only the direct route (as the crow flies) between Krong Kep and Ho Chi Minh City has been calculated here.
Air line (approximately)
256 kilometers
138 nautical miles