The Montparnasse-Charles de Gaulle line 4 is ideal for travellers arriving in Paris by train and willing to go Roissy Charles de Gaulle airport. The Air France Roissy shuttle bus serves Gare Montparnasse and Gare de Lyon before going directly to Roissy Charles de Gaulle airport and allows travellers to enjoy a high level of comfort and a total peace of mind. To get fully prepared for your journey, please download the map of the Air France Montparnasse-Roissy bus and think of buying your tickets online to save time and money. For your journeys between Paris and Roissy Charles de Gaulle airport, also think of our line 2, which can bring you to Roissy Charles de Gaulle airport from Etoile/Champs-Elysées and Porte Maillot.