The calculated distance (air line) between Nong Kung Si and Maha Sarakham is approximately 32 miles respectively 52 kilometers.
By car or train, the actual journey to Maha Sarakham is certainly longer, as only the direct route (as the crow flies) between Nong Kung Si and Maha Sarakham has been calculated here.
Air line (approximately)
52 kilometers
28 nautical miles