The calculated distance (air line) between Vinh and Muang Phônsavan is approximately 172 miles respectively 277 kilometers.
By car or train, the actual journey to Muang Phônsavan is certainly longer, as only the direct route (as the crow flies) between Vinh and Muang Phônsavan has been calculated here.
Air line (approximately)
277 kilometers
149 nautical miles