RER 142454-142455

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

-0.5 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, 7:25:57 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 time05:26
Predicted by the source05:26(0′)
Étampes
Arrival
Scheduled time05:30
Predicted by the source05:29(-1′)
Departure
Scheduled time05:31
Predicted by the source05:31(0′)
Étréchy
Arrival
Scheduled time05:36
Predicted by the source05:36(0′)
Departure
Scheduled time05:37
Predicted by the source05:37(0′)
Chamarande
Arrival
Scheduled time05:40
Predicted by the source05:39(-1′)
Departure
Scheduled time05:40
Predicted by the source05:40(0′)
Lardy
Arrival
Scheduled time05:43
Predicted by the source05:43(0′)
Departure
Scheduled time05:44
Predicted by the source05:44(0′)
Bouray
Arrival
Scheduled time05:46
Predicted by the source05:46(0′)
Departure
Scheduled time05:47
Predicted by the source05:47(0′)
Marolles-en-Hurepoix
Arrival
Scheduled time05:50
Predicted by the source05:50(0′)
Departure
Scheduled time05:51
Predicted by the source05:51(0′)
Brétigny
Arrival
Scheduled time05:55
Predicted by the source05:54(-1′)
Departure
Scheduled time05:56
Predicted by the source05:56(0′)
Saint-Michel-sur-Orge
Arrival
Scheduled time05:59
Predicted by the source05:58(-1′)
Departure
Scheduled time06:00
Predicted by the source06:00(0′)
Sainte-Geneviève-des-Bois
Arrival
Scheduled time06:02
Predicted by the source06:01(-1′)
Departure
Scheduled time06:03
Predicted by the source06:02(-1′)
Épinay-sur-Orge
Arrival
Scheduled time06:05
Predicted by the source06:05(0′)
Departure
Scheduled time06:06
Predicted by the source06:06(0′)
Savigny-sur-Orge
Arrival
Scheduled time06:08
Predicted by the source06:07(-1′)
Departure
Scheduled time06:09
Predicted by the source06:09(0′)
Juvisy
Arrival
Scheduled time06:12
Predicted by the source06:11(-1′)
Departure
Scheduled time06:14
Predicted by the source06:14(0′)
Bibliothèque François Mitterrand
Arrival
Scheduled time06:26
Predicted by the source06:25(-1′)
Departure
Scheduled time06:28
Predicted by the source06:28(0′)
Paris Austerlitz RER C
Arrival
Scheduled time06:31
Predicted by the source06:30(-1′)
Departure
Scheduled time06:32
Predicted by the source06:31(-1′)
Saint-Michel Notre-Dame
Arrival
Scheduled time06:36
Predicted by the source06:35(-1′)
Departure
Scheduled time06:36
Predicted by the source06:36(0′)
Musée d'Orsay
Arrival
Scheduled time06:39
Predicted by the source06:39(0′)
Departure
Scheduled time06:40
Predicted by the source06:39(-1′)
Invalides
Arrival
Scheduled time06:42
Predicted by the source06:41(-1′)
Departure
Scheduled time06:42
Predicted by the source06:42(0′)
Pont de l'Alma
Arrival
Scheduled time06:44
Predicted by the source06:43(-1′)
Departure
Scheduled time06:45
Predicted by the source06:44(-1′)
Champ de Mars - Tour Eiffel
Arrival
Scheduled time06:46
Predicted by the source06:47(+1′)
Departure
Scheduled time06:47
Predicted by the source06:47(0′)
Javel
Arrival
Scheduled time06:49
Predicted by the source06:48(-1′)
Departure
Scheduled time06:50
Predicted by the source06:49(-1′)
Pont du Garigliano - Hôpital Européen Georges Pompidou
Arrival
Scheduled time06:52
Predicted by the source06:51(-1′)
Departure
Scheduled time06:52
Predicted by the source06:52(0′)
Issy Val de Seine
Arrival
Scheduled time06:54
Predicted by the source06:53(-1′)
Departure
Scheduled time06:55
Predicted by the source06:55(0′)
Issy
Arrival
Scheduled time06:57
Predicted by the source06:56(-1′)
Departure
Scheduled time06:58
Predicted by the source06:58(0′)
Meudon Val Fleury
Arrival
Scheduled time07:00
Predicted by the source06:59(-1′)
Departure
Scheduled time07:01
Predicted by the source07:00(-1′)
Chaville - Vélizy
Arrival
Scheduled time07:05
Predicted by the source07:04(-1′)
Departure
Scheduled time07:05
Predicted by the source07:05(0′)
Viroflay Rive Gauche
Arrival
Scheduled time07:07
Predicted by the source07:06(-1′)
Departure
Scheduled time07:07
Predicted by the source07:07(0′)
Versailles Chantiers
Arrival
Scheduled time07:11
Predicted by the source07:10(-1′)
Departure
Scheduled time07:12
Predicted by the source07:12(0′)
Saint-Cyr
Arrival
Scheduled time07:17
Predicted by the source07:16(-1′)
Departure
Scheduled time07:17
Predicted by the source07:17(0′)
Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux
Arrival
Scheduled time07:21
Predicted by the source07:20(-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+-0.2 min

max delay+2 min

runs reported7

cancelled runs1

stops30

Delay values

DateDelay (min)

2026-08-270.16666666666666666

2026-08-280.06666666666666667

2026-09-03-0.26666666666666666

2026-09-07-0.6

2026-09-08-0.5

2026-09-09-0.3

2026-09-10-0.23333333333333334

Typical schedule

Stops and times of RER 142454-142455 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—05:26

Étampes05:3005:31

Étréchy05:3605:37

Chamarande05:4005:40

Lardy05:4305:44

Bouray05:4605:47

Marolles-en-Hurepoix05:5005:51

Brétigny05:5505:56

Saint-Michel-sur-Orge05:5906:00

Sainte-Geneviève-des-Bois06:0206:03

Épinay-sur-Orge06:0506:06

Savigny-sur-Orge06:0806:09

Juvisy06:1206:14

Bibliothèque François Mitterrand06:2606:28

Paris Austerlitz RER C06:3106:32

Saint-Michel Notre-Dame06:3606:36

Musée d'Orsay06:3906:40

Invalides06:4206:42

Pont de l'Alma06:4406:45

Champ de Mars - Tour Eiffel06:4606:47

Javel06:4906:50

Pont du Garigliano - Hôpital Européen Georges Pompidou06:5206:52

Issy Val de Seine06:5406:55

Issy06:5706:58

Meudon Val Fleury07:0007:01

Chaville - Vélizy07:0507:05

Viroflay Rive Gauche07:0707:07

Versailles Chantiers07:1107:12

Saint-Cyr07:1707:17

Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux07:21—

Frequently asked questions

What time does RER 142454-142455 depart?

RER 142454-142455 departs from Saint-Martin d'Étampes at 05:26 (typical schedule from reported times). Actual times may vary.

How many stops does RER 142454-142455 make?

RER 142454-142455 connects Saint-Martin d'Étampes to Saint-Quentin en Yvelines - Montigny-le-Bretonneux with 30 stops.

Is RER 142454-142455 on time?

Over the reported runs, every run of RER 142454-142455 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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