The calculated distance (air line) between Annecy-le-Vieux and Besançon is approximately 92 miles respectively 148 kilometers.
By car or train, the actual journey to Besançon is certainly longer, as only the direct route (as the crow flies) between Annecy-le-Vieux and Besançon has been calculated here.
Air line (approximately)
148 kilometers
80 nautical miles