RER 148442-148443

RER

Saint-Martin d'ÉtampesSaint-Quentin en Yvelines - Montigny-le-Bretonneux

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

Historical average delay — home ranking

+0 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: 6. 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: 5
Cancelled runs, excluded: 1
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 5:51:58 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

Saint-Martin d'Étampes
Departure
Scheduled time15:56
Predicted by the source15:56(0′)
Étampes
Arrival
Scheduled time16:00
Predicted by the source15:59(-1′)
Departure
Scheduled time16:01
Predicted by the source16:01(0′)
Étréchy
Arrival
Scheduled time16:07
Predicted by the source16:06(-1′)
Departure
Scheduled time16:08
Predicted by the source16:08(0′)
Chamarande
Arrival
Scheduled time16:10
Predicted by the source16:10(0′)
Departure
Scheduled time16:11
Predicted by the source16:11(0′)
Lardy
Arrival
Scheduled time16:14
Predicted by the source16:14(0′)
Departure
Scheduled time16:15
Predicted by the source16:15(0′)
Bouray
Arrival
Scheduled time16:18
Predicted by the source16:17(-1′)
Departure
Scheduled time16:18
Predicted by the source16:19(+1′)
Marolles-en-Hurepoix
Arrival
Scheduled time16:22
Predicted by the source16:21(-1′)
Departure
Scheduled time16:22
Predicted by the source16:23(+1′)
Brétigny
Arrival
Scheduled time16:27
Predicted by the source16:26(-1′)
Departure
Scheduled time16:28
Predicted by the source16:28(0′)
Saint-Michel-sur-Orge
Arrival
Scheduled time16:31
Predicted by the source16:30(-1′)
Departure
Scheduled time16:32
Predicted by the source16:32(0′)
Sainte-Geneviève-des-Bois
Arrival
Scheduled time16:34
Predicted by the source16:33(-1′)
Departure
Scheduled time16:34
Predicted by the source16:35(+1′)
Épinay-sur-Orge
Arrival
Scheduled time16:37
Predicted by the source16:36(-1′)
Departure
Scheduled time16:38
Predicted by the source16:38(0′)
Savigny-sur-Orge
Arrival
Scheduled time16:39
Predicted by the source16:39(0′)
Departure
Scheduled time16:40
Predicted by the source16:41(+1′)
Juvisy
Arrival
Scheduled time16:43
Predicted by the source16:43(0′)
Departure
Scheduled time16:44
Predicted by the source16:44(0′)
Bibliothèque François Mitterrand
Arrival
Scheduled time16:56
Predicted by the source16:56(0′)
Departure
Scheduled time16:57
Predicted by the source16:57(0′)
Paris Austerlitz RER C
Arrival
Scheduled time17:00
Predicted by the source16:59(-1′)
Departure
Scheduled time17:01
Predicted by the source17:00(-1′)
Saint-Michel Notre-Dame
Arrival
Scheduled time17:04
Predicted by the source17:04(0′)
Departure
Scheduled time17:05
Predicted by the source17:04(-1′)
Musée d'Orsay
Arrival
Scheduled time17:08
Predicted by the source17:08(0′)
Departure
Scheduled time17:08
Predicted by the source17:08(0′)
Invalides
Arrival
Scheduled time17:10
Predicted by the source17:10(0′)
Departure
Scheduled time17:11
Predicted by the source17:10(-1′)
Pont de l'Alma
Arrival
Scheduled time17:12
Predicted by the source17:12(0′)
Departure
Scheduled time17:13
Predicted by the source17:13(0′)
Champ de Mars - Tour Eiffel
Arrival
Scheduled time17:14
Predicted by the source17:14(0′)
Departure
Scheduled time17:15
Predicted by the source17:15(0′)
Javel
Arrival
Scheduled time17:17
Predicted by the source17:17(0′)
Departure
Scheduled time17:18
Predicted by the source17:18(0′)
Pont du Garigliano - Hôpital Européen Georges Pompidou
Arrival
Scheduled time17:20
Predicted by the source17:20(0′)
Departure
Scheduled time17:21
Predicted by the source17:20(-1′)
Issy Val de Seine
Arrival
Scheduled time17:22
Predicted by the source17:22(0′)
Departure
Scheduled time17:23
Predicted by the source17:24(+1′)
Issy
Arrival
Scheduled time17:26
Predicted by the source17:25(-1′)
Departure
Scheduled time17:26
Predicted by the source17:27(+1′)
Meudon Val Fleury
Arrival
Scheduled time17:29
Predicted by the source17:28(-1′)
Departure
Scheduled time17:30
Predicted by the source17:30(0′)
Chaville - Vélizy
Arrival
Scheduled time17:34
Predicted by the source17:33(-1′)
Departure
Scheduled time17:35
Predicted by the source17:35(0′)
Viroflay Rive Gauche
Arrival
Scheduled time17:36
Predicted by the source17:36(0′)
Departure
Scheduled time17:37
Predicted by the source17:37(0′)
Versailles Chantiers
Arrival
Scheduled time17:41
Predicted by the source17:40(-1′)
Departure
Scheduled time17:42
Predicted by the source17:42(0′)
Saint-Cyr
Arrival
Scheduled time17:47
Predicted by the source17:48(+1′)
Departure
Scheduled time17:47
Predicted by the source17:49(+2′)
Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux
Arrival
Scheduled time17:51
Predicted by the source17:51(0′)

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+-0.0 min

max delay+3 min

runs reported7

cancelled runs1

stops30

Delay values

DateDelay (min)

2026-08-270.13333333333333333

2026-09-03-0.23333333333333334

2026-09-040.9655172413793104

2026-09-07-0.26666666666666666

2026-09-08-0.43333333333333335

2026-09-09-0.3

2026-09-100.13333333333333333

Typical schedule

Stops and times of RER 148442-148443 from Saint-Martin d'Étampes to Saint-Quentin en Yvelines - Montigny-le-Bretonneux on a typical weekday. Actual times may vary.

StopArrivalDeparture

Saint-Martin d'Étampes—15:56

Étampes16:0016:01

Étréchy16:0716:08

Chamarande16:1016:11

Lardy16:1416:15

Bouray16:1816:18

Marolles-en-Hurepoix16:2216:22

Brétigny16:2716:28

Saint-Michel-sur-Orge16:3116:32

Sainte-Geneviève-des-Bois16:3416:34

Épinay-sur-Orge16:3716:38

Savigny-sur-Orge16:3916:40

Juvisy16:4316:44

Bibliothèque François Mitterrand16:5616:57

Paris Austerlitz RER C17:0017:01

Saint-Michel Notre-Dame17:0417:05

Musée d'Orsay17:0817:08

Invalides17:1017:11

Pont de l'Alma17:1217:13

Champ de Mars - Tour Eiffel17:1417:15

Javel17:1717:18

Pont du Garigliano - Hôpital Européen Georges Pompidou17:2017:21

Issy Val de Seine17:2217:23

Issy17:2617:26

Meudon Val Fleury17:2917:30

Chaville - Vélizy17:3417:35

Viroflay Rive Gauche17:3617:37

Versailles Chantiers17:4117:42

Saint-Cyr17:4717:47

Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux17:51—

Frequently asked questions

What time does RER 148442-148443 depart?

RER 148442-148443 departs from Saint-Martin d'Étampes at 15:56 (typical schedule from reported times). Actual times may vary.

How many stops does RER 148442-148443 make?

RER 148442-148443 connects Saint-Martin d'Étampes to Saint-Quentin en Yvelines - Montigny-le-Bretonneux with 30 stops.

Is RER 148442-148443 on time?

Over the reported runs, every run of RER 148442-148443 was cancelled (1 run): 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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