The calculated distance (air line) between Ron Phibun and Nakhon Si Thammarat is approximately 19 miles respectively 31 kilometers.
By car or train, the actual journey to Nakhon Si Thammarat is certainly longer, as only the direct route (as the crow flies) between Ron Phibun and Nakhon Si Thammarat has been calculated here.
Air line (approximately)
31 kilometers
17 nautical miles