The calculated distance (air line) between Banlung and Phibun Mangsahan is approximately 157 miles respectively 253 kilometers.
By car or train, the actual journey to Phibun Mangsahan is certainly longer, as only the direct route (as the crow flies) between Banlung and Phibun Mangsahan has been calculated here.
Air line (approximately)
253 kilometers
136 nautical miles