The calculated distance (air line) between Ubon Ratchathani and Tbeng Meanchey is approximately 99 miles respectively 160 kilometers.
By car or train, the actual journey to Tbeng Meanchey is certainly longer, as only the direct route (as the crow flies) between Ubon Ratchathani and Tbeng Meanchey has been calculated here.
Air line (approximately)
160 kilometers
86 nautical miles