RER 142486-142487

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

+1.1 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: 7. 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: 6
Cancelled runs, excluded: 0
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 11:23:40 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 time09:26
Predicted by the source09:26(0′)
Étampes
Arrival
Scheduled time09:30
Predicted by the source09:30(0′)
Departure
Scheduled time09:31
Predicted by the source09:31(0′)
Étréchy
Arrival
Scheduled time09:36
Predicted by the source09:38(+2′)
Departure
Scheduled time09:37
Predicted by the source09:39(+2′)
Chamarande
Arrival
Scheduled time09:40
Predicted by the source09:41(+1′)
Departure
Scheduled time09:40
Predicted by the source09:42(+2′)
Lardy
Arrival
Scheduled time09:43
Predicted by the source09:45(+2′)
Departure
Scheduled time09:44
Predicted by the source09:45(+1′)
Bouray
Arrival
Scheduled time09:46
Predicted by the source09:48(+2′)
Departure
Scheduled time09:47
Predicted by the source09:49(+2′)
Marolles-en-Hurepoix
Arrival
Scheduled time09:50
Predicted by the source09:52(+2′)
Departure
Scheduled time09:51
Predicted by the source09:52(+1′)
Brétigny
Arrival
Scheduled time09:55
Predicted by the source09:56(+1′)
Departure
Scheduled time09:56
Predicted by the source09:57(+1′)
Saint-Michel-sur-Orge
Arrival
Scheduled time09:59
Predicted by the source10:00(+1′)
Departure
Scheduled time10:00
Predicted by the source10:01(+1′)
Sainte-Geneviève-des-Bois
Arrival
Scheduled time10:02
Predicted by the source10:03(+1′)
Departure
Scheduled time10:03
Predicted by the source10:04(+1′)
Épinay-sur-Orge
Arrival
Scheduled time10:05
Predicted by the source10:06(+1′)
Departure
Scheduled time10:06
Predicted by the source10:07(+1′)
Savigny-sur-Orge
Arrival
Scheduled time10:08
Predicted by the source10:09(+1′)
Departure
Scheduled time10:09
Predicted by the source10:10(+1′)
Juvisy
Arrival
Scheduled time10:12
Predicted by the source10:13(+1′)
Departure
Scheduled time10:14
Predicted by the source10:14(0′)
Bibliothèque François Mitterrand
Arrival
Scheduled time10:25
Predicted by the source10:31(+6′)
Departure
Scheduled time10:26
Predicted by the source10:32(+6′)
Paris Austerlitz RER C
Arrival
Scheduled time10:28
Predicted by the source10:34(+6′)
Departure
Scheduled time10:29
Predicted by the source10:35(+6′)
Saint-Michel Notre-Dame
Arrival
Scheduled time10:32
Predicted by the source10:39(+7′)
Departure
Scheduled time10:33
Predicted by the source10:40(+7′)
Musée d'Orsay
Arrival
Scheduled time10:36
Predicted by the source10:43(+7′)
Departure
Scheduled time10:37
Predicted by the source10:43(+6′)
Invalides
Arrival
Scheduled time10:39
Predicted by the source10:45(+6′)
Departure
Scheduled time10:39
Predicted by the source10:46(+7′)
Pont de l'Alma
Arrival
Scheduled time10:41
Predicted by the source10:48(+7′)
Departure
Scheduled time10:42
Predicted by the source10:49(+7′)
Champ de Mars - Tour Eiffel
Arrival
Scheduled time10:43
Predicted by the source10:51(+8′)
Departure
Scheduled time10:44
Predicted by the source10:51(+7′)
Javel
Arrival
Scheduled time10:46
Predicted by the source10:53(+7′)
Departure
Scheduled time10:47
Predicted by the source10:55(+8′)
Pont du Garigliano - Hôpital Européen Georges Pompidou
Arrival
Scheduled time10:49
Predicted by the source10:57(+8′)
Departure
Scheduled time10:50
Predicted by the source10:57(+7′)
Issy Val de Seine
Arrival
Scheduled time10:52
Predicted by the source10:59(+7′)
Departure
Scheduled time10:53
Predicted by the source10:59(+6′)
Issy
Arrival
Scheduled time10:55
Predicted by the source11:01(+6′)
Departure
Scheduled time10:56
Predicted by the source11:02(+6′)
Meudon Val Fleury
Arrival
Scheduled time10:58
Predicted by the source11:04(+6′)
Departure
Scheduled time10:59
Predicted by the source11:05(+6′)
Chaville - Vélizy
Arrival
Scheduled time11:04
Predicted by the source11:09(+5′)
Departure
Scheduled time11:04
Predicted by the source11:10(+6′)
Viroflay Rive Gauche
Arrival
Scheduled time11:06
Predicted by the source11:11(+5′)
Departure
Scheduled time11:07
Predicted by the source11:12(+5′)
Versailles Chantiers
Arrival
Scheduled time11:11
Predicted by the source11:15(+4′)
Departure
Scheduled time11:12
Predicted by the source11:16(+4′)
Saint-Cyr
Arrival
Scheduled time11:17
Predicted by the source11:21(+4′)
Departure
Scheduled time11:17
Predicted by the source11:22(+5′)
Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux
Arrival
Scheduled time11:21
Predicted by the source11:26(+5′)

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+0.9 min

max delay+9 min

runs reported8

stops30

Delay values

DateDelay (min)

2026-08-27-0.1

2026-08-28-0.03333333333333333

2026-08-314.133333333333334

2026-09-030.8

2026-09-07-0.4666666666666667

2026-09-08-0.3

2026-09-09-0.4666666666666667

2026-09-103.9

Typical schedule

Stops and times of RER 142486-142487 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—09:26

Étampes09:3009:31

Étréchy09:3609:37

Chamarande09:4009:40

Lardy09:4309:44

Bouray09:4609:47

Marolles-en-Hurepoix09:5009:51

Brétigny09:5509:56

Saint-Michel-sur-Orge09:5910:00

Sainte-Geneviève-des-Bois10:0210:03

Épinay-sur-Orge10:0510:06

Savigny-sur-Orge10:0810:09

Juvisy10:1210:14

Bibliothèque François Mitterrand10:2510:26

Paris Austerlitz RER C10:2810:29

Saint-Michel Notre-Dame10:3210:33

Musée d'Orsay10:3610:37

Invalides10:3910:39

Pont de l'Alma10:4110:42

Champ de Mars - Tour Eiffel10:4310:44

Javel10:4610:47

Pont du Garigliano - Hôpital Européen Georges Pompidou10:4910:50

Issy Val de Seine10:5210:53

Issy10:5510:56

Meudon Val Fleury10:5810:59

Chaville - Vélizy11:0411:04

Viroflay Rive Gauche11:0611:07

Versailles Chantiers11:1111:12

Saint-Cyr11:1711:17

Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux11:21—

Frequently asked questions

What time does RER 142486-142487 depart?

RER 142486-142487 departs from Saint-Martin d'Étampes at 09:26 (typical schedule from reported times). Actual times may vary.

How many stops does RER 142486-142487 make?

RER 142486-142487 connects Saint-Martin d'Étampes to Saint-Quentin en Yvelines - Montigny-le-Bretonneux with 30 stops.

Is RER 142486-142487 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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