RER 148836-148837

RER

Dourdan la ForêtSaint-Quentin en Yvelines - Montigny-le-Bretonneux

Passages not confirmedTimes reported by the data source. Passages are not confirmed.

Historical average delay — home ranking

+0.3 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: 4. 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: 8
Events confirmed by the source: 0
Events predicted by the source: 1
Unknown event type: 3
Cancelled runs, excluded: 4
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 5:05:08 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

Dourdan La Forêt
Departure
Scheduled time15:05
Predicted by the source15:05(0′)
Dourdan
Arrival
Scheduled time15:07
Predicted by the source15:06(-1′)
Departure
Scheduled time15:07
Predicted by the source15:07(0′)
Sermaise
Arrival
Scheduled time15:12
Predicted by the source15:11(-1′)
Departure
Scheduled time15:13
Predicted by the source15:13(0′)
Saint-Chéron
Arrival
Scheduled time15:17
Predicted by the source15:16(-1′)
Departure
Scheduled time15:17
Predicted by the source15:17(0′)
Breuillet Village
Arrival
Scheduled time15:21
Predicted by the source15:20(-1′)
Departure
Scheduled time15:22
Predicted by the source15:22(0′)
Breuillet - Bruyères-le-Châtel
Arrival
Scheduled time15:24
Predicted by the source15:24(0′)
Departure
Scheduled time15:25
Predicted by the source15:25(0′)
Égly
Arrival
Scheduled time15:28
Predicted by the source15:27(-1′)
Departure
Scheduled time15:28
Predicted by the source15:29(+1′)
Arpajon
Arrival
Scheduled time15:31
Predicted by the source15:30(-1′)
Departure
Scheduled time15:31
Predicted by the source15:31(0′)
La Norville - Saint-Germain-lès-Arpajon
Arrival
Scheduled time15:34
Predicted by the source15:33(-1′)
Departure
Scheduled time15:35
Predicted by the source15:35(0′)
Brétigny
Arrival
Scheduled time15:40
Predicted by the source15:40(0′)
Departure
Scheduled time15:42
Predicted by the source15:42(0′)
Saint-Michel-sur-Orge
Arrival
Scheduled time15:46
Predicted by the source15:45(-1′)
Departure
Scheduled time15:46
Predicted by the source15:46(0′)
Sainte-Geneviève-des-Bois
Arrival
Scheduled time15:48
Predicted by the source15:48(0′)
Departure
Scheduled time15:49
Predicted by the source15:50(+1′)
Épinay-sur-Orge
Arrival
Scheduled time15:52
Predicted by the source15:51(-1′)
Departure
Scheduled time15:52
Predicted by the source15:53(+1′)
Savigny-sur-Orge
Arrival
Scheduled time15:55
Predicted by the source15:54(-1′)
Departure
Scheduled time15:55
Predicted by the source15:55(0′)
Juvisy
Arrival
Scheduled time15:58
Predicted by the source15:58(0′)
Departure
Scheduled time16:00
Predicted by the source16:00(0′)
Bibliothèque François Mitterrand
Arrival
Scheduled time16:11
Predicted by the source16:11(0′)
Departure
Scheduled time16:12
Predicted by the source16:12(0′)
Paris Austerlitz RER C
Arrival
Scheduled time16:15
Predicted by the source16:15(0′)
Departure
Scheduled time16:16
Predicted by the source16:16(0′)
Saint-Michel Notre-Dame
Arrival
Scheduled time16:19
Predicted by the source16:19(0′)
Departure
Scheduled time16:20
Predicted by the source16:20(0′)
Musée d'Orsay
Arrival
Scheduled time16:23
Predicted by the source16:23(0′)
Departure
Scheduled time16:23
Predicted by the source16:23(0′)
Invalides
Arrival
Scheduled time16:25
Predicted by the source16:25(0′)
Departure
Scheduled time16:26
Predicted by the source16:26(0′)
Pont de l'Alma
Arrival
Scheduled time16:27
Predicted by the source16:27(0′)
Departure
Scheduled time16:28
Predicted by the source16:28(0′)
Champ de Mars - Tour Eiffel
Arrival
Scheduled time16:29
Predicted by the source16:29(0′)
Departure
Scheduled time16:30
Predicted by the source16:30(0′)
Javel
Arrival
Scheduled time16:32
Predicted by the source16:32(0′)
Departure
Scheduled time16:33
Predicted by the source16:33(0′)
Pont du Garigliano - Hôpital Européen Georges Pompidou
Arrival
Scheduled time16:35
Predicted by the source16:35(0′)
Departure
Scheduled time16:36
Predicted by the source16:35(-1′)
Issy Val de Seine
Arrival
Scheduled time16:38
Predicted by the source16:37(-1′)
Departure
Scheduled time16:39
Predicted by the source16:39(0′)
Issy
Arrival
Scheduled time16:41
Predicted by the source16:40(-1′)
Departure
Scheduled time16:42
Predicted by the source16:42(0′)
Meudon Val Fleury
Arrival
Scheduled time16:44
Predicted by the source16:43(-1′)
Departure
Scheduled time16:45
Predicted by the source16:45(0′)
Chaville - Vélizy
Arrival
Scheduled time16:49
Predicted by the source16:48(-1′)
Departure
Scheduled time16:50
Predicted by the source16:50(0′)
Viroflay Rive Gauche
Arrival
Scheduled time16:51
Predicted by the source16:50(-1′)
Departure
Scheduled time16:52
Predicted by the source16:52(0′)
Versailles Chantiers
Arrival
Scheduled time16:56
Predicted by the source16:55(-1′)
Departure
Scheduled time16:57
Predicted by the source16:57(0′)
Saint-Cyr
Arrival
Scheduled time17:02
Predicted by the source17:01(-1′)
Departure
Scheduled time17:02
Predicted by the source17:03(+1′)
Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux
Arrival
Scheduled time17:06
Predicted by the source17:05(-1′)

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.

Cancelled runs are excluded from the punctuality calculation.

runs reported on time—

average delay+0.5 min

max delay+6 min

runs reported4

cancelled runs4

stops32

Delay values

DateDelay (min)

2026-09-07-0.4375

2026-09-080.03125

2026-09-092.375

2026-09-100.0625

Typical schedule

Stops and times of RER 148836-148837 from Dourdan la Forêt to Saint-Quentin en Yvelines - Montigny-le-Bretonneux on a typical weekday. Actual times may vary.

StopArrivalDeparture

Dourdan La Forêt—15:05

Dourdan15:0715:07

Sermaise15:1215:13

Saint-Chéron15:1715:17

Breuillet Village15:2115:22

Breuillet - Bruyères-le-Châtel15:2415:25

Égly15:2815:28

Arpajon15:3115:31

La Norville - Saint-Germain-lès-Arpajon15:3415:35

Brétigny15:4015:42

Saint-Michel-sur-Orge15:4615:46

Sainte-Geneviève-des-Bois15:4815:49

Épinay-sur-Orge15:5215:52

Savigny-sur-Orge15:5515:55

Juvisy15:5816:00

Bibliothèque François Mitterrand16:1116:12

Paris Austerlitz RER C16:1516:16

Saint-Michel Notre-Dame16:1916:20

Musée d'Orsay16:2316:23

Invalides16:2516:26

Pont de l'Alma16:2716:28

Champ de Mars - Tour Eiffel16:2916:30

Javel16:3216:33

Pont du Garigliano - Hôpital Européen Georges Pompidou16:3516:36

Issy Val de Seine16:3816:39

Issy16:4116:42

Meudon Val Fleury16:4416:45

Chaville - Vélizy16:4916:50

Viroflay Rive Gauche16:5116:52

Versailles Chantiers16:5616:57

Saint-Cyr17:0217:02

Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux17:06—

Frequently asked questions

What time does RER 148836-148837 depart?

RER 148836-148837 departs from Dourdan La Forêt at 15:05 (typical schedule from reported times). Actual times may vary.

How many stops does RER 148836-148837 make?

RER 148836-148837 connects Dourdan la Forêt to Saint-Quentin en Yvelines - Montigny-le-Bretonneux with 32 stops.

Is RER 148836-148837 on time?

Over the reported runs, every run of RER 148836-148837 was cancelled (4 runs): punctuality cannot be established.

Other trains on this line

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

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