RER RATPEPOU41

RER

OrsayPalaiseau

Some stops cancelled10 of 15 stops are reported cancelled. Passages at the other stops are not confirmed.

Historical average delay — home ranking

+2 min

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: 1. Calculated on: 9/11/2026, 1:00:25 AM (Europe/Paris).

This average can be available without a complete route. The route statistics below use only recorded routes with their stops.

Calculation window: 8/12/2026, 1:00:25 AM – 9/11/2026, 1:00:25 AM (Europe/Paris).

Runs in the window: 1
Events confirmed by the source: 0
Events predicted by the source: 0
Unknown event type: 1
Cancelled runs, excluded: 0
No usable delay, excluded: 0

Latest source timestamp: 9/6/2026, 7:01:52 PM (Europe/Paris).

Runs are identified within each source. Identities across sources are kept separate without a proven match. Exclusions can overlap.

Latest available run: these times are historical.

Stops on the latest run

Orsay
Departure
Scheduled time18:48
Provenance unavailable18:50
Le Guichet
Arrival
Scheduled time18:50
Provenance unavailable18:52
Departure
Scheduled time18:51
Provenance unavailable18:53
Lozère
Arrival
Scheduled time18:53
Provenance unavailable18:54
Departure
Scheduled time18:53
Provenance unavailable18:55
Palaiseau - Villebon-sur-Yvette
Arrival
Scheduled time18:55
Provenance unavailable18:56
Departure
Scheduled time18:55
Provenance unavailable18:59
Palaiseau
Arrival
Scheduled time18:57
Provenance unavailable18:58
Departure
Scheduled time18:57
Provenance unavailable18:58
Massy - PalaiseauCancelled
Arrival
Scheduled time18:59
Provenance unavailable19:00
Departure
Scheduled time19:00
Provenance unavailable19:01
AntonyCancelled
Arrival
Scheduled time19:04
Provenance unavailable19:05
Departure
Scheduled time19:05
Provenance unavailable19:06
La Croix de BernyCancelled
Arrival
Scheduled time19:06
Provenance unavailable19:07
Departure
Scheduled time19:07
Provenance unavailable19:08
Bourg-la-ReineCancelled
Arrival
Scheduled time19:09
Provenance unavailable19:10
Departure
Scheduled time19:09
Provenance unavailable19:10
Cité UniversitaireCancelled
Arrival
Scheduled time19:13
Provenance unavailable19:14
Departure
Scheduled time19:14
Provenance unavailable19:15
Denfert RochereauCancelled
Arrival
Scheduled time19:16
Provenance unavailable19:17
Departure
Scheduled time19:16
Provenance unavailable19:17
Port RoyalCancelled
Arrival
Scheduled time19:18
Provenance unavailable19:19
Departure
Scheduled time19:18
Provenance unavailable19:19
LuxembourgCancelled
Arrival
Scheduled time19:19
Provenance unavailable19:20
Departure
Scheduled time19:20
Provenance unavailable19:21
Saint-MichelCancelled
Arrival
Scheduled time19:22
Provenance unavailable19:23
Departure
Scheduled time19:22
Provenance unavailable19:23
Châtelet les HallesCancelled
Arrival
Scheduled time19:23
Provenance unavailable19:25

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.

runs reported on time—

average delay+1.4 min

max delay+2 min

runs reported1

stops15

Typical schedule

Stops and times of RER RATPEPOU41 from Orsay to Palaiseau on a typical weekday. Actual times may vary.

StopArrivalDeparture

Orsay—18:48

Le Guichet18:5018:51

Lozère18:5318:53

Palaiseau - Villebon-sur-Yvette18:5518:55

Palaiseau18:5718:57

Massy - Palaiseau18:5919:00

Antony19:0419:05

La Croix de Berny19:0619:07

Bourg-la-Reine19:0919:09

Cité Universitaire19:1319:14

Denfert Rochereau19:1619:16

Port Royal19:1819:18

Luxembourg19:1919:20

Saint-Michel19:2219:22

Châtelet les Halles19:23—

Frequently asked questions

What time does RER RATPEPOU41 depart?

RER RATPEPOU41 departs from Orsay at 18:48 (typical schedule from reported times). Actual times may vary.

How many stops does RER RATPEPOU41 make?

RER RATPEPOU41 connects Orsay to Palaiseau with 15 stops.

Is RER RATPEPOU41 on time?

Not enough reported runs yet to establish punctuality.

Other trains on this line

Live status and delays for the other trains serving the same stations.

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