The calculated distance (air line) between Wichian Buri and Nakhon Ratchasima is approximately 82 miles respectively 131 kilometers.
By car or train, the actual journey to Nakhon Ratchasima is certainly longer, as only the direct route (as the crow flies) between Wichian Buri and Nakhon Ratchasima has been calculated here.
Air line (approximately)
131 kilometers
71 nautical miles