The calculated distance (air line) between Muang Xay and Muang Phônsavan is approximately 116 miles respectively 187 kilometers.
By car or train, the actual journey to Muang Phônsavan is certainly longer, as only the direct route (as the crow flies) between Muang Xay and Muang Phônsavan has been calculated here.
Air line (approximately)
187 kilometers
101 nautical miles