“This place is an absolute must, the panorama of Paris from Montparnasse Tower is outstanding. There are 7 ways to get from La Défense to Tour Montparnasse by subway, train, bus, taxi, car or towncar. L’entrée principale se fait rue de l’Arrivée par l’accès Billetterie dédié à l’Observatoire. Find the travel option that best suits you. Comprising a total of 59 floors in addition to 6 underground levels, the tower boasts an astounding 25 elevators, each serving different floors and parts of the tower.Many are extremely fast: the speediest one allows passengers to zip from the ground floor to the 56th floor in a heart-racing 38 seconds (about 19 feet per second). L’Observatoire Panoramique de la Tour Montparnasse est situé dans le 15ème arrondissement de Paris. HAVE A SENSATIONAL TIME: We’d bought our tickets online in advance so we wouldn’t have to queue – it was perfect.” The terrace is only accessible via a staircase from the 56th floor (3 floors on foot). The cheapest way to get from Tour Montparnasse to La Défense costs only 1€, and the quickest way takes just 11 mins. Restaurant with a panoramic view of Paris. Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2rio's travel planner. The cheapest way to get from Tour Montparnasse to La Défense costs only 1€, and the quickest way takes just 11 mins. L'une des solutions les plus rapides est d'emprunter l'Orly-Val (9,30 euros) entre Orly et Antony, puis le RER B entre Antony et Denfert-Rochereau (il existe un billet pour Orly-Val + RER à 12,05 euros), et enfin la ligne 6 entre Denfert et Montparnasse (ou la ligne 4 mais elle est fermée actuellement à Montparnasse). Continue your pleasurable experience at the Montparnasse Tower Panoramic Observation deck by dining at the Ciel de Paris, the 360 Café, or in a famous brasserie in the neighbourhood. Accès.