The calculated distance (air line) between Kantharalak and Nakhon Ratchasima is approximately 172 miles respectively 276 kilometers.
By car or train, the actual journey to Nakhon Ratchasima is certainly longer, as only the direct route (as the crow flies) between Kantharalak and Nakhon Ratchasima has been calculated here.
Air line (approximately)
276 kilometers
149 nautical miles