The average bus between Saint-Germain-en-Laye and Montrouge takes 1h 43m and the fastest bus takes 1h 26m. The bus service runs several times per day from Saint-Germain-en-Laye 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.
Buses run every 4 hours between Saint-Germain-en-Laye and Montrouge. The earliest departure is at 6:25 AM in the morning, and the last departure from Saint-Germain-en-Laye is at 8:50 PM which arrives into Montrouge at 10:30 PM. All services require a transfer at Rueil - Ville and take an average of 1h 43m. The schedules shown below are for the next available departures.


1h 41m • 2 changes


1h 26m • 2 changes


1h 33m • 2 changes


1h 39m • 2 changes
Want to know about travelling from Saint-Germain-en-Laye 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 bus from Saint-Germain-en-Laye to Montrouge. However, there are services departing from Saint-Germain-en-Laye station and arriving at Montrouge station via Rueil - Ville. The journey, including transfers, takes approximately 1h 43m.
Saint-Germain-en-Laye to Montrouge bus services, operated by Réseau de bus Défense et Saint-Cloud, depart from Saint-Germain-en-Laye RER station.
Saint-Germain-en-Laye to Montrouge bus services, operated by Réseau de bus Défense et Saint-Cloud, arrive at Radiguey station.
The distance between Saint-Germain-en-Laye and Montrouge is 18.6 km. The road distance is 29 km.
You can take a bus from Saint-Germain-en-Laye RER to Radiguey via Rueil - Ville, Rhin et Danube - Béranger, and Rhin et Danube in around 2h 9m.