RER 147858-147859

RER

Saint-Quentin en Yvelines - Montigny-le-BretonneuxDourdan

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

Historical average delay — home ranking

-0.2 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: 5. 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: 2
Unknown event type: 3
Cancelled runs, excluded: 2
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 8:39:20 PM (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-Quentin-en-Yvelines - Montigny-le-Bretonneux
Departure
Scheduled time18:56
Predicted by the source18:56(0′)
Saint-Cyr
Arrival
Scheduled time18:59
Predicted by the source18:59(0′)
Departure
Scheduled time19:00
Predicted by the source19:00(0′)
Versailles Chantiers
Arrival
Scheduled time19:04
Predicted by the source19:04(0′)
Departure
Scheduled time19:05
Predicted by the source19:06(+1′)
Viroflay Rive Gauche
Arrival
Scheduled time19:08
Predicted by the source19:09(+1′)
Departure
Scheduled time19:09
Predicted by the source19:10(+1′)
Chaville - Vélizy
Arrival
Scheduled time19:10
Predicted by the source19:11(+1′)
Departure
Scheduled time19:11
Predicted by the source19:12(+1′)
Meudon Val Fleury
Arrival
Scheduled time19:15
Predicted by the source19:15(0′)
Departure
Scheduled time19:16
Predicted by the source19:16(0′)
Issy
Arrival
Scheduled time19:18
Predicted by the source19:18(0′)
Departure
Scheduled time19:19
Predicted by the source19:18(-1′)
Issy Val de Seine
Arrival
Scheduled time19:21
Predicted by the source19:21(0′)
Departure
Scheduled time19:22
Predicted by the source19:22(0′)
Pont du Garigliano - Hôpital Européen Georges Pompidou
Arrival
Scheduled time19:23
Predicted by the source19:23(0′)
Departure
Scheduled time19:24
Predicted by the source19:24(0′)
Javel
Arrival
Scheduled time19:26
Predicted by the source19:25(-1′)
Departure
Scheduled time19:27
Predicted by the source19:29(+2′)
Champ de Mars - Tour Eiffel
Arrival
Scheduled time19:29
Predicted by the source19:31(+2′)
Departure
Scheduled time19:30
Predicted by the source19:31(+1′)
Pont de l'Alma
Arrival
Scheduled time19:31
Predicted by the source19:33(+2′)
Departure
Scheduled time19:32
Predicted by the source19:34(+2′)
Invalides
Arrival
Scheduled time19:34
Predicted by the source19:36(+2′)
Departure
Scheduled time19:35
Predicted by the source19:36(+1′)
Musée d'Orsay
Arrival
Scheduled time19:36
Predicted by the source19:38(+2′)
Departure
Scheduled time19:37
Predicted by the source19:39(+2′)
Saint-Michel Notre-Dame
Arrival
Scheduled time19:40
Predicted by the source19:41(+1′)
Departure
Scheduled time19:40
Predicted by the source19:42(+2′)
Paris Austerlitz RER C
Arrival
Scheduled time19:44
Predicted by the source19:45(+1′)
Departure
Scheduled time19:45
Predicted by the source19:46(+1′)
Bibliothèque François Mitterrand
Arrival
Scheduled time19:48
Predicted by the source19:48(0′)
Departure
Scheduled time19:49
Predicted by the source19:50(+1′)
Juvisy
Arrival
Scheduled time19:59
Predicted by the source19:59(0′)
Departure
Scheduled time20:00
Predicted by the source20:01(+1′)
Brétigny
Arrival
Scheduled time20:08
Predicted by the source20:10(+2′)
Departure
Scheduled time20:09
Predicted by the source20:11(+2′)
La Norville - Saint-Germain-lès-Arpajon
Arrival
Scheduled time20:13
Predicted by the source20:15(+2′)
Departure
Scheduled time20:14
Predicted by the source20:16(+2′)
Arpajon
Arrival
Scheduled time20:16
Predicted by the source20:17(+1′)
Departure
Scheduled time20:17
Predicted by the source20:19(+2′)
Égly
Arrival
Scheduled time20:19
Predicted by the source20:20(+1′)
Departure
Scheduled time20:19
Predicted by the source20:21(+2′)
Breuillet - Bruyères-le-Châtel
Arrival
Scheduled time20:22
Predicted by the source20:23(+1′)
Departure
Scheduled time20:22
Predicted by the source20:24(+2′)
Breuillet Village
Arrival
Scheduled time20:25
Predicted by the source20:26(+1′)
Departure
Scheduled time20:26
Predicted by the source20:27(+1′)
Saint-Chéron
Arrival
Scheduled time20:29
Predicted by the source20:29(0′)
Departure
Scheduled time20:30
Predicted by the source20:30(0′)
Sermaise
Arrival
Scheduled time20:33
Predicted by the source20:34(+1′)
Departure
Scheduled time20:34
Predicted by the source20:35(+1′)
Dourdan
Arrival
Scheduled time20:39
Predicted by the source20:39(0′)

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 time100%

average delay+0.6 min

max delay+6 min

runs reported6

cancelled runs2

stops27

Delay values

DateDelay (min)

2026-08-280.37037037037037035

2026-09-030

2026-09-07-0.1111111111111111

2026-09-08-0.2222222222222222

2026-09-092.4444444444444446

2026-09-101

Typical schedule

Stops and times of RER 147858-147859 from Saint-Quentin en Yvelines - Montigny-le-Bretonneux to Dourdan on a typical weekday. Actual times may vary.

StopArrivalDeparture

Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux—18:56

Saint-Cyr18:5919:00

Versailles Chantiers19:0419:05

Viroflay Rive Gauche19:0819:09

Chaville - Vélizy19:1019:11

Meudon Val Fleury19:1519:16

Issy19:1819:19

Issy Val de Seine19:2119:22

Pont du Garigliano - Hôpital Européen Georges Pompidou19:2319:24

Javel19:2619:27

Champ de Mars - Tour Eiffel19:2919:30

Pont de l'Alma19:3119:32

Invalides19:3419:35

Musée d'Orsay19:3619:37

Saint-Michel Notre-Dame19:4019:40

Paris Austerlitz RER C19:4419:45

Bibliothèque François Mitterrand19:4819:49

Juvisy19:5920:00

Brétigny20:0820:09

La Norville - Saint-Germain-lès-Arpajon20:1320:14

Arpajon20:1620:17

Égly20:1920:19

Breuillet - Bruyères-le-Châtel20:2220:22

Breuillet Village20:2520:26

Saint-Chéron20:2920:30

Sermaise20:3320:34

Dourdan20:39—

Frequently asked questions

What time does RER 147858-147859 depart?

RER 147858-147859 departs from Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux at 18:56 (typical schedule from reported times). Actual times may vary.

How many stops does RER 147858-147859 make?

RER 147858-147859 connects Saint-Quentin en Yvelines - Montigny-le-Bretonneux to Dourdan with 27 stops.

Is RER 147858-147859 on time?

Over the reported runs, RER 147858-147859 was reported on time 100% of runs, with an average delay of 0.6 minutes. 2 cancelled runs are excluded from the calculation.

Other trains on this line

Live status and delays for the other trains serving the same stations.

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