RER 142870

RER

DourdanChaville - Vélizy

Some stops cancelled25 of 34 stops are reported cancelled. Passages at the other stops are not confirmed.

Historical average delay — home ranking

+4 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: 8. 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: 10
Events confirmed by the source: 0
Events predicted by the source: 1
Unknown event type: 7
Cancelled runs, excluded: 1
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 7:32:51 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 time07:29
Predicted by the source07:48(+19′)
Sermaise
Arrival
Scheduled time07:33
Predicted by the source07:51(+18′)
Departure
Scheduled time07:34
Predicted by the source07:53(+19′)
Saint-Chéron
Arrival
Scheduled time07:38
Predicted by the source07:55(+17′)
Departure
Scheduled time07:38
Predicted by the source07:57(+19′)
Breuillet Village
Arrival
Scheduled time07:42
Predicted by the source07:59(+17′)
Departure
Scheduled time07:42
Predicted by the source08:00(+18′)
Breuillet - Bruyères-le-Châtel
Arrival
Scheduled time07:45
Predicted by the source08:02(+17′)
Departure
Scheduled time07:45
Predicted by the source08:04(+19′)
Égly
Arrival
Scheduled time07:48
Predicted by the source08:06(+18′)
Departure
Scheduled time07:49
Predicted by the source08:07(+18′)
Arpajon
Arrival
Scheduled time07:51
Predicted by the source08:08(+17′)
Departure
Scheduled time07:51
Predicted by the source08:10(+19′)
La Norville - Saint-Germain-lès-Arpajon
Arrival
Scheduled time07:54
Predicted by the source08:11(+17′)
Departure
Scheduled time07:55
Predicted by the source08:13(+18′)
Brétigny
Arrival
Scheduled time08:00
Predicted by the source08:18(+18′)
Departure
Scheduled time08:01
Predicted by the source08:23(+22′)
Saint-Michel-sur-OrgeCancelled
Arrival
Scheduled time08:04
Predicted by the source08:07(+3′)
Departure
Scheduled time08:07
Predicted by the source08:07(0′)
Sainte-Geneviève-des-BoisCancelled
Arrival
Scheduled time08:05
Predicted by the source08:08(+3′)
Departure
Scheduled time08:08
Predicted by the source08:08(0′)
Épinay-sur-OrgeCancelled
Arrival
Scheduled time08:07
Predicted by the source08:10(+3′)
Departure
Scheduled time08:07
Predicted by the source08:10(+3′)
Savigny-sur-OrgeCancelled
Arrival
Scheduled time08:09
Predicted by the source08:12(+3′)
Departure
Scheduled time08:10
Predicted by the source08:12(+2′)
JuvisyCancelled
Arrival
Scheduled time08:13
Predicted by the source08:16(+3′)
Departure
Scheduled time08:14
Predicted by the source08:17(+3′)
Athis-MonsCancelled
Arrival
Scheduled time08:16
Predicted by the source08:19(+3′)
Departure
Scheduled time08:19
Predicted by the source08:19(0′)
AblonCancelled
Arrival
Scheduled time08:17
Predicted by the source08:20(+3′)
Departure
Scheduled time08:20
Predicted by the source08:20(0′)
Villeneuve-le-RoiCancelled
Arrival
Scheduled time08:18
Predicted by the source08:21(+3′)
Departure
Scheduled time08:21
Predicted by the source08:21(0′)
Choisy-le-RoiCancelled
Arrival
Scheduled time08:20
Predicted by the source08:23(+3′)
Departure
Scheduled time08:23
Predicted by the source08:23(0′)
Les ArdoinesCancelled
Arrival
Scheduled time08:21
Predicted by the source08:24(+3′)
Departure
Scheduled time08:24
Predicted by the source08:24(0′)
Vitry-sur-SeineCancelled
Arrival
Scheduled time08:22
Predicted by the source08:25(+3′)
Departure
Scheduled time08:25
Predicted by the source08:25(0′)
Ivry-sur-SeineCancelled
Arrival
Scheduled time08:23
Predicted by the source08:26(+3′)
Departure
Scheduled time08:26
Predicted by the source08:26(0′)
Bibliothèque François MitterrandCancelled
Arrival
Scheduled time08:25
Predicted by the source08:28(+3′)
Departure
Scheduled time08:26
Predicted by the source08:29(+3′)
Paris Austerlitz RER CCancelled
Arrival
Scheduled time08:29
Predicted by the source08:32(+3′)
Departure
Scheduled time08:29
Predicted by the source08:32(+3′)
Saint-Michel Notre-DameCancelled
Arrival
Scheduled time08:32
Predicted by the source08:35(+3′)
Departure
Scheduled time08:33
Predicted by the source08:36(+3′)
Musée d'OrsayCancelled
Arrival
Scheduled time08:36
Predicted by the source08:39(+3′)
Departure
Scheduled time08:36
Predicted by the source08:39(+3′)
InvalidesCancelled
Arrival
Scheduled time08:38
Predicted by the source08:41(+3′)
Departure
Scheduled time08:39
Predicted by the source08:42(+3′)
Pont de l'AlmaCancelled
Arrival
Scheduled time08:40
Predicted by the source08:43(+3′)
Departure
Scheduled time08:41
Predicted by the source08:44(+3′)
Champ de Mars - Tour EiffelCancelled
Arrival
Scheduled time08:43
Predicted by the source08:46(+3′)
Departure
Scheduled time08:43
Predicted by the source08:46(+3′)
JavelCancelled
Arrival
Scheduled time08:45
Predicted by the source08:48(+3′)
Departure
Scheduled time08:46
Predicted by the source08:49(+3′)
Pont du Garigliano - Hôpital Européen Georges PompidouCancelled
Arrival
Scheduled time08:48
Predicted by the source08:51(+3′)
Departure
Scheduled time08:48
Predicted by the source08:51(+3′)
Issy Val de SeineCancelled
Arrival
Scheduled time08:50
Predicted by the source08:53(+3′)
Departure
Scheduled time08:51
Predicted by the source08:54(+3′)
IssyCancelled
Arrival
Scheduled time08:53
Predicted by the source08:56(+3′)
Departure
Scheduled time08:54
Predicted by the source08:57(+3′)
Meudon Val FleuryCancelled
Arrival
Scheduled time08:56
Predicted by the source08:59(+3′)
Departure
Scheduled time08:56
Predicted by the source08:59(+3′)
Chaville - VélizyCancelled
Arrival
Scheduled time09:01
Predicted by the source09:04(+3′)

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+5.6 min

max delay+22 min

runs reported9

cancelled runs1

stops34

Delay values

DateDelay (min)

2026-08-272.7083333333333335

2026-08-289.68

2026-08-29-0.16666666666666666

2026-09-037.96

2026-09-050.16666666666666666

2026-09-070.7777777777777778

2026-09-081.1428571428571428

2026-09-099.481481481481481

2026-09-1019

Typical schedule

Stops and times of RER 142870 from Dourdan to Chaville - Vélizy on a typical weekday. Actual times may vary.

StopArrivalDeparture

Dourdan—07:29

Sermaise07:3307:34

Saint-Chéron07:3807:38

Breuillet Village07:4207:42

Breuillet - Bruyères-le-Châtel07:4507:45

Égly07:4807:49

Arpajon07:5107:51

La Norville - Saint-Germain-lès-Arpajon07:5407:55

Brétigny08:0008:01

Saint-Michel-sur-Orge08:0408:07

Sainte-Geneviève-des-Bois08:0508:08

Épinay-sur-Orge08:0708:07

Savigny-sur-Orge08:0908:10

Juvisy08:1308:14

Athis-Mons08:1608:19

Ablon08:1708:20

Villeneuve-le-Roi08:1808:21

Choisy-le-Roi08:2008:23

Les Ardoines08:2108:24

Vitry-sur-Seine08:2208:25

Ivry-sur-Seine08:2308:26

Bibliothèque François Mitterrand08:2508:26

Paris Austerlitz RER C08:2908:29

Saint-Michel Notre-Dame08:3208:33

Musée d'Orsay08:3608:36

Invalides08:3808:39

Pont de l'Alma08:4008:41

Champ de Mars - Tour Eiffel08:4308:43

Javel08:4508:46

Pont du Garigliano - Hôpital Européen Georges Pompidou08:4808:48

Issy Val de Seine08:5008:51

Issy08:5308:54

Meudon Val Fleury08:5608:56

Chaville - Vélizy09:01—

Frequently asked questions

What time does RER 142870 depart?

RER 142870 departs from Dourdan at 07:29 (typical schedule from reported times). Actual times may vary.

How many stops does RER 142870 make?

RER 142870 connects Dourdan to Chaville - Vélizy with 34 stops.

Is RER 142870 on time?

Over the reported runs, every run of RER 142870 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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