The calculated distance (air line) between Saint-Leu-la-Forêt and Dijon is approximately 173 miles respectively 279 kilometers.
By car or train, the actual journey to Dijon is certainly longer, as only the direct route (as the crow flies) between Saint-Leu-la-Forêt and Dijon has been calculated here.
Air line (approximately)
279 kilometers
151 nautical miles