The calculated distance (air line) between Essey-lès-Nancy and Marne La Vallée is approximately 163 miles respectively 263 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 Essey-lès-Nancy and Marne La Vallée has been calculated here.
Air line (approximately)
263 kilometers
142 nautical miles