RER ISOL41
RERNext scheduled journey — timetable: 2026-11-02
Punctuality : 89% on time · average delay +1.5 min · over 10 observed days
Usually
- Departs
- 06:05
- Arrives
- 07:34
- Journey time
- 1 h 29
- Stops
- 35
Next scheduled journey — timetable
- Saint-Rémy-lès-ChevreuseScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Courcelle-sur-YvetteScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Gif-Sur-YvetteScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- La HacquinièreScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Bures-sur-YvetteScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Orsay - VilleScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Le GuichetScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- LozèreScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Palaiseau - VillebonScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- PalaiseauScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Massy - PalaiseauScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- AntonyScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- La Croix de BernyScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Bourg-la-ReineScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- BagneuxScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Arcueil - CachanScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- LaplaceScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- GentillyScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Cité UniversitaireScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Denfert-RochereauScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Port RoyalScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- LuxembourgScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Saint-Michel Notre-DameScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Châtelet - Les HallesScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Gare du NordScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- La Plaine Stade de FranceScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- La Courneuve - AubervilliersScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Le BourgetScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- DrancyScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Le Blanc-MesnilScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Aulnay-sous-BoisScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Sevran - LivryScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Vert GalantScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Villeparisis - Mitry-le-NeufScheduled, not trackedArrivalScheduled timeDepartureScheduled time
- Mitry - ClayeScheduled, not trackedArrivalScheduled timeDepartureScheduled time
Punctuality of recorded routes
Reported delays per run with a complete route; separate from the ranking sample. A predicted delay does not confirm a passage.
Delay values
Historical average delay — home ranking: +1.4 min (over 10 runs)
Average of available delays per run over the 30 days before calculation, with equal weight for each eligible run. This is not the current delay.
Runs used: 10. Calculated on: (Europe/Paris).
This average can be available without a complete route. The route statistics below use only recorded routes with their stops.
Calculation window: 10/2/2026, 2:28:42 AM – 11/1/2026, 1:28:42 AM (Europe/Paris).
- Runs in the window
- 10
- Events confirmed by the source
- 0
- Events predicted by the source
- 10
- Unknown event type
- 0
- Cancelled runs, excluded
- 0
- No usable delay, excluded
- 0
Latest source timestamp: 10/16/2026, 7:42:53 AM (Europe/Paris).
Runs are identified within each source. Identities across sources are kept separate without a proven match. Exclusions can overlap.
Typical schedule
Stops and times of RER ISOL41 from Saint-Rémy-lès-Chevreuse to Mitry - Claye on a typical weekday. Actual times may vary.
Frequently asked questions
What time does RER ISOL41 depart?
RER ISOL41 departs from Saint-Rémy-lès-Chevreuse at 06:05 (typical schedule from reported times). Actual times may vary.
How many stops does RER ISOL41 make?
RER ISOL41 connects Saint-Rémy-lès-Chevreuse to Mitry - Claye with 35 stops.
Is RER ISOL41 on time?
Over the reported runs, RER ISOL41 was reported on time 89% of runs, with an average delay of 1.5 minutes.
Other trains on this line
Live status and delays for the other trains serving the same stations.