RER 147840-147841

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

+1.7 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: 2
Unknown event type: 4
Cancelled runs, excluded: 1
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 6:28:54 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 time16:40
Predicted by the source16:40(0′)
Saint-Cyr
Arrival
Scheduled time16:43
Predicted by the source16:43(0′)
Departure
Scheduled time16:44
Predicted by the source16:44(0′)
Versailles Chantiers
Arrival
Scheduled time16:49
Predicted by the source16:50(+1′)
Departure
Scheduled time16:50
Predicted by the source16:52(+2′)
Viroflay Rive Gauche
Arrival
Scheduled time16:53
Predicted by the source16:54(+1′)
Departure
Scheduled time16:54
Predicted by the source16:55(+1′)
Chaville - Vélizy
Arrival
Scheduled time16:55
Predicted by the source16:56(+1′)
Departure
Scheduled time16:56
Predicted by the source16:57(+1′)
Meudon Val Fleury
Arrival
Scheduled time17:00
Predicted by the source17:01(+1′)
Departure
Scheduled time17:01
Predicted by the source17:01(0′)
Issy
Arrival
Scheduled time17:03
Predicted by the source17:04(+1′)
Departure
Scheduled time17:04
Predicted by the source17:03(-1′)
Issy Val de Seine
Arrival
Scheduled time17:06
Predicted by the source17:07(+1′)
Departure
Scheduled time17:07
Predicted by the source17:08(+1′)
Pont du Garigliano - Hôpital Européen Georges Pompidou
Arrival
Scheduled time17:08
Predicted by the source17:09(+1′)
Departure
Scheduled time17:09
Predicted by the source17:10(+1′)
Javel
Arrival
Scheduled time17:11
Predicted by the source17:11(0′)
Departure
Scheduled time17:12
Predicted by the source17:13(+1′)
Champ de Mars - Tour Eiffel
Arrival
Scheduled time17:14
Predicted by the source17:14(0′)
Departure
Scheduled time17:15
Predicted by the source17:15(0′)
Pont de l'Alma
Arrival
Scheduled time17:16
Predicted by the source17:17(+1′)
Departure
Scheduled time17:17
Predicted by the source17:17(0′)
Invalides
Arrival
Scheduled time17:19
Predicted by the source17:19(0′)
Departure
Scheduled time17:20
Predicted by the source17:20(0′)
Musée d'Orsay
Arrival
Scheduled time17:21
Predicted by the source17:22(+1′)
Departure
Scheduled time17:22
Predicted by the source17:22(0′)
Saint-Michel Notre-Dame
Arrival
Scheduled time17:25
Predicted by the source17:25(0′)
Departure
Scheduled time17:25
Predicted by the source17:26(+1′)
Paris Austerlitz RER C
Arrival
Scheduled time17:29
Predicted by the source17:30(+1′)
Departure
Scheduled time17:30
Predicted by the source17:30(0′)
Bibliothèque François Mitterrand
Arrival
Scheduled time17:33
Predicted by the source17:34(+1′)
Departure
Scheduled time17:34
Predicted by the source17:35(+1′)
Juvisy
Arrival
Scheduled time17:44
Predicted by the source17:46(+2′)
Departure
Scheduled time17:46
Predicted by the source17:49(+3′)
Brétigny
Arrival
Scheduled time17:53
Predicted by the source17:57(+4′)
Departure
Scheduled time17:54
Predicted by the source17:58(+4′)
La Norville - Saint-Germain-lès-Arpajon
Arrival
Scheduled time17:58
Predicted by the source18:02(+4′)
Departure
Scheduled time17:59
Predicted by the source18:04(+5′)
Arpajon
Arrival
Scheduled time18:01
Predicted by the source18:05(+4′)
Departure
Scheduled time18:02
Predicted by the source18:06(+4′)
Égly
Arrival
Scheduled time18:04
Predicted by the source18:08(+4′)
Departure
Scheduled time18:04
Predicted by the source18:09(+5′)
Breuillet - Bruyères-le-Châtel
Arrival
Scheduled time18:07
Predicted by the source18:11(+4′)
Departure
Scheduled time18:07
Predicted by the source18:12(+5′)
Breuillet Village
Arrival
Scheduled time18:10
Predicted by the source18:14(+4′)
Departure
Scheduled time18:11
Predicted by the source18:16(+5′)
Saint-Chéron
Arrival
Scheduled time18:14
Predicted by the source18:19(+5′)
Departure
Scheduled time18:15
Predicted by the source18:20(+5′)
Sermaise
Arrival
Scheduled time18:18
Predicted by the source18:23(+5′)
Departure
Scheduled time18:19
Predicted by the source18:25(+6′)
Dourdan
Arrival
Scheduled time18:24
Predicted by the source18:28(+4′)

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+1.4 min

max delay+6 min

runs reported7

cancelled runs1

stops27

Delay values

DateDelay (min)

2026-08-270.9259259259259259

2026-08-280.8518518518518519

2026-09-03-0.037037037037037035

2026-09-071.037037037037037

2026-09-081.8888888888888888

2026-09-093.2962962962962963

2026-09-102

Typical schedule

Stops and times of RER 147840-147841 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—16:40

Saint-Cyr16:4316:44

Versailles Chantiers16:4916:50

Viroflay Rive Gauche16:5316:54

Chaville - Vélizy16:5516:56

Meudon Val Fleury17:0017:01

Issy17:0317:04

Issy Val de Seine17:0617:07

Pont du Garigliano - Hôpital Européen Georges Pompidou17:0817:09

Javel17:1117:12

Champ de Mars - Tour Eiffel17:1417:15

Pont de l'Alma17:1617:17

Invalides17:1917:20

Musée d'Orsay17:2117:22

Saint-Michel Notre-Dame17:2517:25

Paris Austerlitz RER C17:2917:30

Bibliothèque François Mitterrand17:3317:34

Juvisy17:4417:46

Brétigny17:5317:54

La Norville - Saint-Germain-lès-Arpajon17:5817:59

Arpajon18:0118:02

Égly18:0418:04

Breuillet - Bruyères-le-Châtel18:0718:07

Breuillet Village18:1018:11

Saint-Chéron18:1418:15

Sermaise18:1818:19

Dourdan18:24—

Frequently asked questions

What time does RER 147840-147841 depart?

RER 147840-147841 departs from Saint-Quentin-en-Yvelines - Montigny-le-Bretonneux at 16:40 (typical schedule from reported times). Actual times may vary.

How many stops does RER 147840-147841 make?

RER 147840-147841 connects Saint-Quentin en Yvelines - Montigny-le-Bretonneux to Dourdan with 27 stops.

Is RER 147840-147841 on time?

Over the reported runs, RER 147840-147841 was reported on time 100% of runs, with an average delay of 1.4 minutes. 1 cancelled run is 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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