Les Andelys is a commune in the northern French department of Eure, in Normandy. It lies on the Seine, about 35 km northeast of Évreux. Th…Les Andelys is a commune in the northern French department of Eure, in Normandy. It lies on the Seine, about 35 km northeast of Évreux. The commune is divided into two parts, Grand-Andely and Petit-Andely.