The calculated distance (air line) between Luang Prabang and Muang Phônsavan is approximately 74 miles respectively 119 kilometers.
By car or train, the actual journey to Muang Phônsavan is certainly longer, as only the direct route (as the crow flies) between Luang Prabang and Muang Phônsavan has been calculated here.
Air line (approximately)
119 kilometers
64 nautical miles