The calculated distance (air line) between Limeil-Brévannes and Cergy-Pontoise is approximately 28 miles respectively 44 kilometers.
By car or train, the actual journey to Cergy-Pontoise is certainly longer, as only the direct route (as the crow flies) between Limeil-Brévannes and Cergy-Pontoise has been calculated here.
Air line (approximately)
44 kilometers
24 nautical miles