RER 142456-142457

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

+1.3 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: 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, 7:45:01 AM (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 time05:44
Predicted by the source05:44(0′)
Étampes
Arrival
Scheduled time05:48
Predicted by the source05:48(0′)
Departure
Scheduled time05:49
Predicted by the source05:49(0′)
Étréchy
Arrival
Scheduled time05:55
Predicted by the source05:55(0′)
Departure
Scheduled time05:55
Predicted by the source05:56(+1′)
Chamarande
Arrival
Scheduled time05:58
Predicted by the source05:58(0′)
Departure
Scheduled time05:59
Predicted by the source05:59(0′)
Lardy
Arrival
Scheduled time06:02
Predicted by the source06:01(-1′)
Departure
Scheduled time06:02
Predicted by the source06:02(0′)
Bouray
Arrival
Scheduled time06:05
Predicted by the source06:05(0′)
Departure
Scheduled time06:06
Predicted by the source06:06(0′)
Marolles-en-Hurepoix
Arrival
Scheduled time06:09
Predicted by the source06:09(0′)
Departure
Scheduled time06:10
Predicted by the source06:10(0′)
Brétigny
Arrival
Scheduled time06:15
Predicted by the source06:14(-1′)
Departure
Scheduled time06:18
Predicted by the source06:18(0′)
Juvisy
Arrival
Scheduled time06:28
Predicted by the source06:28(0′)
Departure
Scheduled time06:29
Predicted by the source06:30(+1′)
Bibliothèque François Mitterrand
Arrival
Scheduled time06:40
Predicted by the source06:41(+1′)
Departure
Scheduled time06:41
Predicted by the source06:41(0′)
Paris Austerlitz RER C
Arrival
Scheduled time06:43
Predicted by the source06:44(+1′)
Departure
Scheduled time06:44
Predicted by the source06:44(0′)
Saint-Michel Notre-Dame
Arrival
Scheduled time06:47
Predicted by the source06:48(+1′)
Departure
Scheduled time06:48
Predicted by the source06:48(0′)
Musée d'Orsay
Arrival
Scheduled time06:51
Predicted by the source06:52(+1′)
Departure
Scheduled time06:51
Predicted by the source06:52(+1′)
Invalides
Arrival
Scheduled time06:53
Predicted by the source06:54(+1′)
Departure
Scheduled time06:54
Predicted by the source06:55(+1′)
Pont de l'Alma
Arrival
Scheduled time06:55
Predicted by the source06:57(+2′)
Departure
Scheduled time06:56
Predicted by the source06:57(+1′)
Champ de Mars - Tour Eiffel
Arrival
Scheduled time06:58
Predicted by the source06:59(+1′)
Departure
Scheduled time06:58
Predicted by the source07:00(+2′)
Javel
Arrival
Scheduled time07:00
Predicted by the source07:01(+1′)
Departure
Scheduled time07:01
Predicted by the source07:03(+2′)
Pont du Garigliano - Hôpital Européen Georges Pompidou
Arrival
Scheduled time07:04
Predicted by the source07:04(0′)
Departure
Scheduled time07:04
Predicted by the source07:05(+1′)
Issy Val de Seine
Arrival
Scheduled time07:06
Predicted by the source07:07(+1′)
Departure
Scheduled time07:07
Predicted by the source07:08(+1′)
Issy
Arrival
Scheduled time07:10
Predicted by the source07:09(-1′)
Departure
Scheduled time07:10
Predicted by the source07:10(0′)
Meudon Val Fleury
Arrival
Scheduled time07:13
Predicted by the source07:13(0′)
Departure
Scheduled time07:14
Predicted by the source07:14(0′)
Chaville - Vélizy
Arrival
Scheduled time07:18
Predicted by the source07:17(-1′)
Departure
Scheduled time07:19
Predicted by the source07:19(0′)
Viroflay Rive Gauche
Arrival
Scheduled time07:21
Predicted by the source07:20(-1′)
Departure
Scheduled time07:21
Predicted by the source07:21(0′)
Versailles Chantiers
Arrival
Scheduled time07:26
Predicted by the source07:25(-1′)
Departure
Scheduled time07:27
Predicted by the source07:27(0′)
Saint-Cyr
Arrival
Scheduled time07:32
Predicted by the source07:34(+2′)
Departure
Scheduled time07:32
Predicted by the source07:36(+4′)
Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux
Arrival
Scheduled time07:36
Predicted by the source07:38(+2′)

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+0.9 min

max delay+9 min

runs reported7

cancelled runs1

stops26

Delay values

DateDelay (min)

2026-08-270.19230769230769232

2026-08-285.346153846153846

2026-09-030.23076923076923078

2026-09-07-0.2692307692307692

2026-09-080.7692307692307693

2026-09-09-0.5384615384615384

2026-09-100.6538461538461539

Typical schedule

Stops and times of RER 142456-142457 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—05:44

Étampes05:4805:49

Étréchy05:5505:55

Chamarande05:5805:59

Lardy06:0206:02

Bouray06:0506:06

Marolles-en-Hurepoix06:0906:10

Brétigny06:1506:18

Juvisy06:2806:29

Bibliothèque François Mitterrand06:4006:41

Paris Austerlitz RER C06:4306:44

Saint-Michel Notre-Dame06:4706:48

Musée d'Orsay06:5106:51

Invalides06:5306:54

Pont de l'Alma06:5506:56

Champ de Mars - Tour Eiffel06:5806:58

Javel07:0007:01

Pont du Garigliano - Hôpital Européen Georges Pompidou07:0407:04

Issy Val de Seine07:0607:07

Issy07:1007:10

Meudon Val Fleury07:1307:14

Chaville - Vélizy07:1807:19

Viroflay Rive Gauche07:2107:21

Versailles Chantiers07:2607:27

Saint-Cyr07:3207:32

Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux07:36—

Frequently asked questions

What time does RER 142456-142457 depart?

RER 142456-142457 departs from Saint-Martin d'Étampes at 05:44 (typical schedule from reported times). Actual times may vary.

How many stops does RER 142456-142457 make?

RER 142456-142457 connects Saint-Martin d'Étampes to Saint-Quentin en Yvelines - Montigny-le-Bretonneux with 26 stops.

Is RER 142456-142457 on time?

Over the reported runs, every run of RER 142456-142457 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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