The calculated distance (air line) between Haillicourt and Marne La Vallée is approximately 113 miles respectively 182 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 Haillicourt and Marne La Vallée has been calculated here.
Air line (approximately)
182 kilometers
98 nautical miles