The calculated distance (air line) between Pong Nam Ron and Nakhon Ratchasima is approximately 143 miles respectively 230 kilometers.
By car or train, the actual journey to Nakhon Ratchasima is certainly longer, as only the direct route (as the crow flies) between Pong Nam Ron and Nakhon Ratchasima has been calculated here.
Air line (approximately)
230 kilometers
124 nautical miles