The calculated distance (air line) between Montceau-les-Mines and Marne La Vallée is approximately 170 miles respectively 273 kilometers.
By car or train, the actual journey to Marne La Vallée is certainly longer, as only the direct route (as the crow flies) between Montceau-les-Mines and Marne La Vallée has been calculated here.
Air line (approximately)
273 kilometers
148 nautical miles