RER 142874

RER

DourdanChaville - Vélizy

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

Historical average delay — home ranking

+16 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: 10. 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: 12
Events confirmed by the source: 0
Events predicted by the source: 1
Unknown event type: 9
Cancelled runs, excluded: 1
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 9:59:52 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

Dourdan
Departure
Scheduled time08:01
Predicted by the source08:16(+15′)
Sermaise
Arrival
Scheduled time08:05
Predicted by the source08:20(+15′)
Departure
Scheduled time08:06
Predicted by the source08:21(+15′)
Saint-Chéron
Arrival
Scheduled time08:10
Predicted by the source08:24(+14′)
Departure
Scheduled time08:10
Predicted by the source08:25(+15′)
Breuillet Village
Arrival
Scheduled time08:13
Predicted by the source08:28(+15′)
Departure
Scheduled time08:14
Predicted by the source08:29(+15′)
Breuillet - Bruyères-le-Châtel
Arrival
Scheduled time08:16
Predicted by the source08:31(+15′)
Departure
Scheduled time08:17
Predicted by the source08:32(+15′)
Égly
Arrival
Scheduled time08:20
Predicted by the source08:34(+14′)
Departure
Scheduled time08:20
Predicted by the source08:35(+15′)
Arpajon
Arrival
Scheduled time08:22
Predicted by the source08:36(+14′)
Departure
Scheduled time08:23
Predicted by the source08:37(+14′)
La Norville - Saint-Germain-lès-Arpajon
Arrival
Scheduled time08:25
Predicted by the source08:39(+14′)
Departure
Scheduled time08:26
Predicted by the source08:40(+14′)
Brétigny
Arrival
Scheduled time08:30
Predicted by the source08:48(+18′)
Departure
Scheduled time08:31
Predicted by the source08:55(+24′)
Épinay-sur-Orge
Arrival
Scheduled time08:37
Predicted by the source09:00(+23′)
Departure
Scheduled time08:38
Predicted by the source09:02(+24′)
Savigny-sur-Orge
Arrival
Scheduled time08:40
Predicted by the source09:03(+23′)
Departure
Scheduled time08:40
Predicted by the source09:04(+24′)
Juvisy
Arrival
Scheduled time08:43
Predicted by the source09:06(+23′)
Departure
Scheduled time08:44
Predicted by the source09:08(+24′)
Bibliothèque François Mitterrand
Arrival
Scheduled time08:55
Predicted by the source09:19(+24′)
Departure
Scheduled time08:56
Predicted by the source09:20(+24′)
Paris Austerlitz RER C
Arrival
Scheduled time08:59
Predicted by the source09:22(+23′)
Departure
Scheduled time08:59
Predicted by the source09:23(+24′)
Saint-Michel Notre-Dame
Arrival
Scheduled time09:02
Predicted by the source09:29(+27′)
Departure
Scheduled time09:03
Predicted by the source09:29(+26′)
Musée d'Orsay
Arrival
Scheduled time09:06
Predicted by the source09:32(+26′)
Departure
Scheduled time09:06
Predicted by the source09:33(+27′)
Invalides
Arrival
Scheduled time09:08
Predicted by the source09:35(+27′)
Departure
Scheduled time09:09
Predicted by the source09:36(+27′)
Pont de l'Alma
Arrival
Scheduled time09:10
Predicted by the source09:39(+29′)
Departure
Scheduled time09:11
Predicted by the source09:40(+29′)
Champ de Mars - Tour Eiffel
Arrival
Scheduled time09:13
Predicted by the source09:41(+28′)
Departure
Scheduled time09:13
Predicted by the source09:42(+29′)
Javel
Arrival
Scheduled time09:15
Predicted by the source09:44(+29′)
Departure
Scheduled time09:16
Predicted by the source09:45(+29′)
Pont du Garigliano - Hôpital Européen Georges Pompidou
Arrival
Scheduled time09:18
Predicted by the source09:46(+28′)
Departure
Scheduled time09:18
Predicted by the source09:47(+29′)
Issy Val de Seine
Arrival
Scheduled time09:20
Predicted by the source09:48(+28′)
Departure
Scheduled time09:21
Predicted by the source09:49(+28′)
Issy
Arrival
Scheduled time09:23
Predicted by the source09:51(+28′)
Departure
Scheduled time09:24
Predicted by the source09:51(+27′)
Meudon Val Fleury
Arrival
Scheduled time09:26
Predicted by the source09:53(+27′)
Departure
Scheduled time09:26
Predicted by the source09:54(+28′)
Chaville - Vélizy
Arrival
Scheduled time09:31
Predicted by the source09:59(+28′)

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+19.7 min

max delay+178 min

runs reported11

cancelled runs1

stops25

Delay values

DateDelay (min)

2026-08-275.28

2026-08-29-0.1111111111111111

2026-08-300.1111111111111111

2026-08-31166.8125

2026-09-035.32

2026-09-05-0.2222222222222222

2026-09-06-0.16666666666666666

2026-09-073.52

2026-09-087.2

2026-09-096.444444444444445

2026-09-1022.76

Typical schedule

Stops and times of RER 142874 from Dourdan to Chaville - Vélizy on a typical weekday. Actual times may vary.

StopArrivalDeparture

Dourdan—08:01

Sermaise08:0508:06

Saint-Chéron08:1008:10

Breuillet Village08:1308:14

Breuillet - Bruyères-le-Châtel08:1608:17

Égly08:2008:20

Arpajon08:2208:23

La Norville - Saint-Germain-lès-Arpajon08:2508:26

Brétigny08:3008:31

Épinay-sur-Orge08:3708:38

Savigny-sur-Orge08:4008:40

Juvisy08:4308:44

Bibliothèque François Mitterrand08:5508:56

Paris Austerlitz RER C08:5908:59

Saint-Michel Notre-Dame09:0209:03

Musée d'Orsay09:0609:06

Invalides09:0809:09

Pont de l'Alma09:1009:11

Champ de Mars - Tour Eiffel09:1309:13

Javel09:1509:16

Pont du Garigliano - Hôpital Européen Georges Pompidou09:1809:18

Issy Val de Seine09:2009:21

Issy09:2309:24

Meudon Val Fleury09:2609:26

Chaville - Vélizy09:31—

Frequently asked questions

What time does RER 142874 depart?

RER 142874 departs from Dourdan at 08:01 (typical schedule from reported times). Actual times may vary.

How many stops does RER 142874 make?

RER 142874 connects Dourdan to Chaville - Vélizy with 25 stops.

Is RER 142874 on time?

Over the reported runs, every run of RER 142874 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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