The calculated distance (air line) between Xam Nua and Muang Phônsavan is approximately 87 miles respectively 140 kilometers.
By car or train, the actual journey to Muang Phônsavan is certainly longer, as only the direct route (as the crow flies) between Xam Nua and Muang Phônsavan has been calculated here.
Air line (approximately)
140 kilometers
75 nautical miles