===== CDG to Paris ===== Travel from CDG (Charles de Gaulle Airport) to Paris Gare du Nord on 14 October Assuming “DDG” means CDG (Paris Charles de Gaulle Airport), here are the main options to Gare du Nord: 1. Best overall: RER B train (recommended for most travellers) * Time: 30–40 minutes direct * Cost: ≈ €11.80–€14 (flat “Paris Région ↔ Aéroports” ticket, 2026 price) * Frequency: Every 10–15 minutes from early morning until around midnight * How: * Terminal 2 → walk to “Aéroport Charles de Gaulle 2” RER station * Terminals 1 & 3 → take the free CDGVAL shuttle to the RER station * Take RER B direction Paris (Saint-Rémy-lès-Chevreuse or Robinson) and get off at Gare du Nord * Buy tickets at machines in the station (card or cash) or via the Île-de-France Mobilités app.