The average train between Parc d'Expositions and Gare Montparnasse takes 46 min and the fastest train takes 44 min. The train runs at least 4 times per hour from Parc d'Expositions to Gare Montparnasse. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 15 minutes between Parc d'Expositions and Gare Montparnasse. The earliest departure is at 5:46 AM in the morning, and the last departure from Parc d'Expositions is at 4:16 PM which arrives into Gare Montparnasse at 5:03 PM. All services require a transfer at Parc des Expositions and take an average of 46 min. The schedules shown below are for the next available departures.

45 min • 1 change

46 min • 1 change

45 min • 1 change

45 min • 1 change
Want to know about travelling from Parc d'Expositions to Gare Montparnasse? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Parc d'Expositions to Gare Montparnasse. However, there are services departing from Parc d'Expositions station and arriving at Gare Montparnasse station via Denfert-Rochereau. The journey, including transfers, takes approximately 46 min.
Parc d'Expositions to Gare Montparnasse train services, operated by Réseau Express Régional (RER Paris), depart from Parc des Expositions station.
Parc d'Expositions to Gare Montparnasse train services, operated by Réseau Express Régional (RER Paris), arrive at Denfert-Rochereau station.
The distance between Parc d'Expositions and Gare Montparnasse is 20.4 km. The road distance is 29 km.
Réseau Express Régional (RER Paris) operates a train from Parc des Expositions to Denfert-Rochereau every 15 minutes. Tickets cost €4–7 and the journey takes 38 min.