The calculated distance (air line) between Vohimanitra and Fianarantsoa is approximately 43 miles respectively 69 kilometers.
By car or train, the actual journey to Fianarantsoa is certainly longer, as only the direct route (as the crow flies) between Vohimanitra and Fianarantsoa has been calculated here.
Air line (approximately)
69 kilometers
37 nautical miles