The average train between Trappes and Saint-Germain-en-Laye takes 48 min and the fastest train takes 44 min. There is a train service every few hours from Trappes to Saint-Germain-en-Laye. 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 Trappes and Saint-Germain-en-Laye. The earliest departure is at 5:31 AM in the morning, and the last departure from Trappes is at 7:56 PM which arrives into Saint-Germain-en-Laye at 8:52 PM. All services require a transfer at Saint-Cyr and take an average of 48 min. The schedules shown below are for the next available departures.

1h 1m • 1 change

50 min • 1 change

46 min • 1 change

45 min • 1 change
Want to know about travelling from Trappes to Saint-Germain-en-Laye? 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 Trappes to Saint-Germain-en-Laye. However, there are services departing from Trappes station and arriving at Saint-Germain-en-Laye station via Saint-Germain-en-Laye. The journey, including transfers, takes approximately 48 min.
Trappes to Saint-Germain-en-Laye train services, operated by Transilien – SNCF Voyageurs, depart from Saint-Cyr station.
Trappes to Saint-Germain-en-Laye train services, operated by Transilien – SNCF Voyageurs, arrive at Saint-Germain-en-Laye station.
The distance between Trappes and Saint-Germain-en-Laye is 14.6 km. The road distance is 24 km.
Régie Autonome des Transports Parisiens (RATP) operates a vehicle from Saint-Cyr to Saint-Germain-en-Laye every 30 minutes, and the journey takes 32 min.