The calculated distance (air line) between Savannakhet and Ban Nong Wua So is approximately 112 miles respectively 181 kilometers.
By car or train, the actual journey to Ban Nong Wua So is certainly longer, as only the direct route (as the crow flies) between Savannakhet and Ban Nong Wua So has been calculated here.
Air line (approximately)
181 kilometers
98 nautical miles