The calculated distance (air line) between Sawang Wirawong and Sakon Nakhon is approximately 147 miles respectively 236 kilometers.
By car or train, the actual journey to Sakon Nakhon is certainly longer, as only the direct route (as the crow flies) between Sawang Wirawong and Sakon Nakhon has been calculated here.
Air line (approximately)
236 kilometers
127 nautical miles