The calculated distance (air line) between Courdimanche and Marne La Vallée is approximately 32 miles respectively 52 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 Courdimanche and Marne La Vallée has been calculated here.
Air line (approximately)
52 kilometers
28 nautical miles