The average train between Trappes and Pontault-Combault takes 1h 23m and the fastest train takes 1h 17m. There is an hourly train service from Trappes to Pontault-Combault. 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 Pontault-Combault. The earliest departure is at 12:26 AM at night, and the last departure from Trappes is at 8:26 PM which arrives into Pontault-Combault at 9:50 PM. All services require a transfer, and take on average 1h 23m. The schedules shown below are for the next available departures.

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1h 24m • 1 changeWant to know about travelling from Trappes to Pontault-Combault? 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 Pontault-Combault. However, there are services departing from Trappes station and arriving at Émerainville - Pontault-Combault station via La Défense station. The journey, including transfers, takes approximately 1h 23m.
Trappes to Pontault-Combault train services, operated by Transilien – SNCF Voyageurs, depart from Trappes station.
Trappes to Pontault-Combault train services, operated by Société Nationale des Chemins de fer Français (SNCF), arrive at Émerainville - Pontault-Combault station.
The distance between Trappes and Pontault-Combault is 43.2 km. The road distance is 51 km.
You can take a train from Trappes to Émerainville - Pontault-Combault via La Défense in around 1h 45m.