The calculated distance (air line) between Phu Kradueng and Sakon Nakhon is approximately 151 miles respectively 243 kilometers.
By car or train, the actual journey to Sakon Nakhon is certainly longer, as only the direct route (as the crow flies) between Phu Kradueng and Sakon Nakhon has been calculated here.
Air line (approximately)
243 kilometers
131 nautical miles