The calculated distance (air line) between Pattani and Nakhon Si Thammarat is approximately 139 miles respectively 224 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 Pattani and Nakhon Si Thammarat has been calculated here.
Air line (approximately)
224 kilometers
121 nautical miles