The calculated distance (air line) between Thaon-les-Vosges and Marne La Vallée is approximately 177 miles respectively 285 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 Thaon-les-Vosges and Marne La Vallée has been calculated here.
Air line (approximately)
285 kilometers
154 nautical miles