The calculated distance (air line) between Ambatofinandrahana and Fianarantsoa is approximately 65 miles respectively 104 kilometers.
By car or train, the actual journey to Fianarantsoa is certainly longer, as only the direct route (as the crow flies) between Ambatofinandrahana and Fianarantsoa has been calculated here.
Air line (approximately)
104 kilometers
56 nautical miles