The calculated distance (air line) between Aire-sur-la-Lys and Marne La Vallée is approximately 125 miles respectively 201 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 Aire-sur-la-Lys and Marne La Vallée has been calculated here.
Air line (approximately)
201 kilometers
109 nautical miles