The calculated distance (air line) between Vohimanitra and Vangaindrano is approximately 114 miles respectively 184 kilometers.
By car or train, the actual journey to Vangaindrano is certainly longer, as only the direct route (as the crow flies) between Vohimanitra and Vangaindrano has been calculated here.
Air line (approximately)
184 kilometers
99 nautical miles