The calculated distance (air line) between Sury-le-Comtal and Besançon is approximately 147 miles respectively 237 kilometers.
By car or train, the actual journey to Besançon is certainly longer, as only the direct route (as the crow flies) between Sury-le-Comtal and Besançon has been calculated here.
Air line (approximately)
237 kilometers
128 nautical miles