The calculated distance (air line) between Saint-André-lez-Lille and Cergy-Pontoise is approximately 121 miles respectively 194 kilometers.
By car or train, the actual journey to Cergy-Pontoise is certainly longer, as only the direct route (as the crow flies) between Saint-André-lez-Lille and Cergy-Pontoise has been calculated here.
Air line (approximately)
194 kilometers
105 nautical miles