The calculated distance (air line) between Waeng and Ubon Ratchathani is approximately 93 miles respectively 150 kilometers.
By car or train, the actual journey to Ubon Ratchathani is certainly longer, as only the direct route (as the crow flies) between Waeng and Ubon Ratchathani has been calculated here.
Air line (approximately)
150 kilometers
81 nautical miles