The calculated distance (air line) between Compiègne and Marne La Vallée is approximately 41 miles respectively 66 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 Compiègne and Marne La Vallée has been calculated here.
Air line (approximately)
66 kilometers
36 nautical miles