The calculated distance (air line) between Raon-l'Étape and Besançon is approximately 88 miles respectively 142 kilometers.
By car or train, the actual journey to Besançon is certainly longer, as only the direct route (as the crow flies) between Raon-l'Étape and Besançon has been calculated here.
Air line (approximately)
142 kilometers
77 nautical miles