The average train between Terminal 1 and Montrouge takes 1h 1m and the fastest train takes 55 min. There is an hourly train service from Terminal 1 to Montrouge. 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 hourly between Terminal 1 and Montrouge. The earliest departure is at 4:45 AM at night, and the last departure from Terminal 1 is at 12:20 PM which arrives into Montrouge at 1:20 PM. All services require a transfer at Terminal 3 and take an average of 1h 1m. The schedules shown below are for the next available departures.


1h 12m • 2 changes


1h 2m • 2 changes


1h 5m • 2 changes


1h 2m • 2 changes
Want to know about travelling from Terminal 1 to Montrouge? 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 Terminal 1 to Montrouge. However, there are services departing from Terminal 1 station and arriving at Montrouge station via Denfert-Rochereau. The journey, including transfers, takes approximately 1h 1m.
Terminal 1 to Montrouge train services, operated by Paris Aéroport, depart from Aéroport CDG 1 station.
Terminal 1 to Montrouge train services, operated by Paris Aéroport, arrive at Denfert-Rochereau station.
The distance between Terminal 1 and Montrouge is 27.5 km. The road distance is 37 km.
Réseau Express Régional (RER Paris) operates a train from Aéroport CDG 1 to Denfert-Rochereau every 15 minutes. Tickets cost €12 and the journey takes 44 min.