RER ECER41

RER

Massy - PalaiseauAéroport Charles de Gaulle 2 (Terminal 2)

Passage confirmedPassage confirmed by the source at one or more stops. Other times are estimated.

Punctuality : 50% on time · average delay +6 min · over 7 observed days

Usually

Usual times are calculated from past runs. See the selected run’s timetable below.

Departs: 19:26
Arrives: 20:37 · Aéroport CDG (Terminal 2) - TGV
Journey time: 1 h 11
Stops: 30

Latest available run: these times are historical.

Stops on the latest run

30 stops passed : 12 confirmed by the source, 18 from the forecast. Latest source data: 41 h 37 ago.

Massy - Palaiseau
Arrival
Scheduled time19:26
Departure
Scheduled time19:26
Predicted by the source19:26(0′)
Passed according to the source forecast (data 44 h 10 old)
Massy - Verrières
Arrival
Scheduled time19:28
Predicted by the source19:30(+2′)
Departure
Scheduled time19:28
Predicted by the source19:30(+2′)
Passed according to the source forecast (data 42 h 54 old)
Les Baconnets
Arrival
Scheduled time19:30
Confirmed by the source19:32(+2′)
Arrival reported by the source, no actual time
Departure
Scheduled time19:30
Predicted by the source19:32(+2′)
Fontaine Michalon
Arrival
Scheduled time19:31
Predicted by the source19:33(+2′)
Departure
Scheduled time19:31
Predicted by the source19:34(+2′)
Passed according to the source forecast (data 42 h 50 old)
Antony
Arrival
Scheduled time19:33
Predicted by the source19:36(+3′)
Departure
Scheduled time19:34
Predicted by the source19:36(+3′)
Passed according to the source forecast (data 42 h 47 old)
La Croix de Berny
Arrival
Scheduled time19:35
Predicted by the source19:38(+3′)
Departure
Scheduled time19:35
Predicted by the source19:38(+3′)
Passed according to the source forecast (data 42 h 46 old)
Parc de Sceaux
Arrival
Scheduled time19:36
Predicted by the source19:39(+3′)
Departure
Scheduled time19:37
Predicted by the source19:40(+3′)
Passed according to the source forecast (data 42 h 46 old)
Bourg-la-Reine
Arrival
Scheduled time19:38
Predicted by the source19:41(+3′)
Departure
Scheduled time19:39
Predicted by the source19:42(+3′)
Passed according to the source forecast (data 42 h 41 old)
Bagneux
Arrival
Scheduled time19:41
Confirmed by the source19:45(+4′)
Arrival reported by the source, no actual time
Departure
Scheduled time19:41
Predicted by the source19:45(+4′)
Arcueil - Cachan
Arrival
Scheduled time19:42
Confirmed by the source19:46(+4′)
Arrival reported by the source, no actual time
Departure
Scheduled time19:43
Predicted by the source19:47(+4′)
Laplace
Arrival
Scheduled time19:44
Predicted by the source19:48(+4′)
Departure
Scheduled time19:45
Predicted by the source19:49(+4′)
Passed according to the source forecast (data 42 h 36 old)
Gentilly
Arrival
Scheduled time19:46
Confirmed by the source19:50(+4′)
Arrival reported by the source, no actual time
Departure
Scheduled time19:47
Predicted by the source19:50(+4′)
Cité Universitaire
Arrival
Scheduled time19:48
Predicted by the source19:52(+4′)
Departure
Scheduled time19:48
Predicted by the source19:52(+4′)
Passed according to the source forecast (data 42 h 32 old)
Denfert-Rochereau
Arrival
Scheduled time19:50
Confirmed by the source19:55(+4′)
Arrival reported by the source, no actual time
Departure
Scheduled time19:51
Predicted by the source19:55(+4′)
Port Royal
Arrival
Scheduled time19:52
Confirmed by the source19:57(+4′)
Arrival reported by the source, no actual time
Departure
Scheduled time19:53
Predicted by the source19:57(+4′)
Luxembourg
Arrival
Scheduled time19:54
Predicted by the source19:58(+4′)
Departure
Scheduled time19:54
Predicted by the source19:59(+4′)
Passed according to the source forecast (data 42 h 26 old)
Saint-Michel Notre-Dame
Arrival
Scheduled time19:56
Predicted by the source20:00(+4′)
Departure
Scheduled time19:57
Predicted by the source20:01(+4′)
Passed according to the source forecast (data 42 h 22 old)
Châtelet - Les Halles
Arrival
Scheduled time19:58
Confirmed by the source20:04(+6′)
Arrival reported by the source, no actual time
Departure
Scheduled time19:59
Predicted by the source20:04(+6′)
Gare du Nord
Arrival
Scheduled time20:02
Confirmed by the source20:08(+7′)
Arrival reported by the source, no actual time
Departure
Scheduled time20:03
Predicted by the source20:09(+7′)
La Plaine Stade de France
Arrival
Scheduled time20:07
Predicted by the source20:14(+7′)
Departure
Scheduled time20:08
Predicted by the source20:15(+7′)
Passed according to the source forecast (data 42 h 12 old)
La Courneuve - Aubervilliers
Arrival
Scheduled time20:10
Predicted by the source20:17(+7′)
Departure
Scheduled time20:10
Predicted by the source20:17(+7′)
Passed according to the source forecast (data 42 h 07 old)
Le Bourget
Arrival
Scheduled time20:13
Confirmed by the source20:19(+6′)
Arrival reported by the source, no actual time
Departure
Scheduled time20:13
Predicted by the source20:19(+6′)
Drancy
Arrival
Scheduled time20:16
Predicted by the source20:22(+6′)
Departure
Scheduled time20:16
Predicted by the source20:22(+6′)
Passed according to the source forecast (data 42 h 01 old)
Le Blanc-Mesnil
Arrival
Scheduled time20:18
Predicted by the source20:24(+7′)
Departure
Scheduled time20:18
Predicted by the source20:25(+7′)
Passed according to the source forecast (data 41 h 59 old)
Aulnay-sous-Bois
Arrival
Scheduled time20:20
Predicted by the source20:27(+7′)
Departure
Scheduled time20:21
Predicted by the source20:27(+7′)
Passed according to the source forecast (data 41 h 59 old)
Sevran - Beaudottes
Arrival
Scheduled time20:23
Confirmed by the source20:30(+6′)
Arrival reported by the source, no actual time
Departure
Scheduled time20:24
Predicted by the source20:30(+6′)
Villepinte
Arrival
Scheduled time20:26
Confirmed by the source20:32(+6′)
Arrival reported by the source, no actual time
Departure
Scheduled time20:26
Predicted by the source20:33(+6′)
Parc des Expositions
Arrival
Scheduled time20:28
Confirmed by the source20:38(+10′)
Arrival reported by the source, no actual time
Departure
Scheduled time20:29
Predicted by the source20:39(+10′)
Aéroport CDG 1 (Terminal 3)
Arrival
Scheduled time20:33
Predicted by the source20:44(+10′)
Departure
Scheduled time20:34
Predicted by the source20:45(+10′)
Passed according to the source forecast (data 41 h 39 old)
Aéroport CDG (Terminal 2) - TGV
Arrival
Scheduled time20:37
Predicted by the source20:47(+10′)
Departure
Scheduled time20:37
Passed according to the source forecast (data 41 h 37 old)

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 time50%

average delay+6 min

max delay+18 min

runs reported7

cancelled runs3

stops30

Delay values

DateDelay (min)

2026-10-1916.8

2026-10-201.7241379310344827

2026-10-233.5

2026-10-273.2666666666666666

2026-10-288.466666666666667

2026-10-292.1

2026-10-305.9

Historical average delay — home ranking: +5 min (over 7 runs)

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: 10/31/2026, 10:29:00 PM (Europe/Paris).

This average can be available without a complete route. The route statistics below use only recorded routes with their stops.

Calculation window: 10/1/2026, 11:29:00 PM – 10/31/2026, 10:29:00 PM (Europe/Paris).

Runs in the window: 10
Events confirmed by the source: 0
Events predicted by the source: 7
Unknown event type: 0
Cancelled runs, excluded: 3
No usable delay, excluded: 0

Latest source timestamp: 10/30/2026, 8:46:26 PM (Europe/Paris).

Runs are identified within each source. Identities across sources are kept separate without a proven match. Exclusions can overlap.

Typical schedule

Stops and times of RER ECER41 from Massy - Palaiseau to Aéroport Charles de Gaulle 2 (Terminal 2) on a typical weekday. Actual times may vary.

StopArrivalDeparture

Massy - Palaiseau19:2619:26

Massy - Verrières19:2819:28

Les Baconnets19:3019:30

Fontaine Michalon19:3119:31

Antony19:3319:34

La Croix de Berny19:3519:35

Parc de Sceaux19:3619:37

Bourg-la-Reine19:3819:39

Bagneux19:4119:41

Arcueil - Cachan19:4219:43

Laplace19:4419:45

Gentilly19:4619:47

Cité Universitaire19:4819:48

Denfert-Rochereau19:5019:51

Port Royal19:5219:53

Luxembourg19:5419:54

Saint-Michel Notre-Dame19:5619:57

Châtelet - Les Halles19:5819:59

Gare du Nord20:0220:03

La Plaine Stade de France20:0720:08

La Courneuve - Aubervilliers20:1020:10

Le Bourget20:1320:13

Drancy20:1620:16

Le Blanc-Mesnil20:1820:18

Aulnay-sous-Bois20:2020:21

Sevran - Beaudottes20:2320:24

Villepinte20:2620:26

Parc des Expositions20:2820:29

Aéroport CDG 1 (Terminal 3)20:3320:34

Aéroport CDG (Terminal 2) - TGV20:3720:37

Frequently asked questions

What time does RER ECER41 depart?

RER ECER41 departs from Massy - Palaiseau at 19:26 (typical schedule from reported times). Actual times may vary.

How many stops does RER ECER41 make?

RER ECER41 connects Massy - Palaiseau to Aéroport Charles de Gaulle 2 (Terminal 2) with 30 stops.

Is RER ECER41 on time?

Over the reported runs, RER ECER41 was reported on time 50% of runs, with an average delay of 6 minutes. 3 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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