The calculated distance (air line) between Ban Houakhoua and Muang Phônsavan is approximately 186 miles respectively 300 kilometers.
By car or train, the actual journey to Muang Phônsavan is certainly longer, as only the direct route (as the crow flies) between Ban Houakhoua and Muang Phônsavan has been calculated here.
Air line (approximately)
300 kilometers
162 nautical miles