RER ERAS39

RER

Châtelet les HallesAéroport - Charles-de-Gaulle 2 RER

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

Punctuality : 100% on time · average delay +1.5 min · over 6 observed days

Usually

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

Departs: 06:20 · Massy - Palaiseau
Arrives: 07:26 · Aéroport CDG (Terminal 2) - TGV
Journey time: 1 h 06
Stops: 23
Runs: Weekends

Latest available run: these times are historical.

Stops on the latest run

23 stops passed : 16 confirmed by the source, 7 from the forecast.

Massy - Palaiseau
Arrival
Scheduled time06:20
Departure
Scheduled time06:20
Predicted by the source06:20(0′)
Passed according to the source forecast
Massy - Verrières
Arrival
Scheduled time06:22
Predicted by the source06:22(0′)
Departure
Scheduled time06:22
Predicted by the source06:22(0′)
Passed according to the source forecast
Les Baconnets
Arrival
Scheduled time06:24
Predicted by the source06:24(0′)
Departure
Scheduled time06:24
Predicted by the source06:24(0′)
Passed according to the source forecast
Fontaine Michalon
Arrival
Scheduled time06:25
Predicted by the source06:25(0′)
Departure
Scheduled time06:25
Predicted by the source06:25(0′)
Passed according to the source forecast
Antony
Arrival
Scheduled time06:27
Confirmed by the source06:27(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:28
Predicted by the source06:27(0′)
La Croix de Berny
Arrival
Scheduled time06:29
Confirmed by the source06:29(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:29
Predicted by the source06:29(0′)
Parc de Sceaux
Arrival
Scheduled time06:30
Confirmed by the source06:30(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:31
Predicted by the source06:31(0′)
Bourg-la-Reine
Arrival
Scheduled time06:32
Confirmed by the source06:32(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:33
Predicted by the source06:33(0′)
Bagneux
Arrival
Scheduled time06:35
Predicted by the source06:35(0′)
Departure
Scheduled time06:35
Predicted by the source06:35(0′)
Passed according to the source forecast
Arcueil - Cachan
Arrival
Scheduled time06:36
Confirmed by the source06:36(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:37
Predicted by the source06:37(0′)
Laplace
Arrival
Scheduled time06:38
Predicted by the source06:38(0′)
Departure
Scheduled time06:39
Predicted by the source06:39(0′)
Passed according to the source forecast
Gentilly
Arrival
Scheduled time06:40
Confirmed by the source06:40(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:41
Predicted by the source06:41(0′)
Cité Universitaire
Arrival
Scheduled time06:42
Confirmed by the source06:42(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:42
Predicted by the source06:42(0′)
Denfert-Rochereau
Arrival
Scheduled time06:44
Confirmed by the source06:44(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:45
Predicted by the source06:45(0′)
Port Royal
Arrival
Scheduled time06:46
Confirmed by the source06:46(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:47
Predicted by the source06:47(0′)
Luxembourg
Arrival
Scheduled time06:48
Confirmed by the source06:48(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:48
Predicted by the source06:48(0′)
Saint-Michel Notre-Dame
Arrival
Scheduled time06:50
Confirmed by the source06:50(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:51
Predicted by the source06:50(0′)
Châtelet - Les Halles
Arrival
Scheduled time06:52
Confirmed by the source06:52(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:53
Predicted by the source06:52(0′)
Gare du Nord
Arrival
Scheduled time06:56
Confirmed by the source06:56(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time06:57
Predicted by the source06:57(0′)
Aulnay-sous-Bois
Arrival
Scheduled time07:11
Confirmed by the source07:11(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time07:12
Predicted by the source07:12(0′)
Parc des Expositions
Arrival
Scheduled time07:17
Confirmed by the source07:17(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time07:18
Predicted by the source07:18(0′)
Aéroport CDG 1 (Terminal 3)
Arrival
Scheduled time07:23
Confirmed by the source07:22(-1′)
Arrival reported by the source, no actual time
Departure
Scheduled time07:24
Predicted by the source07:24(0′)
Aéroport CDG (Terminal 2) - TGV
Arrival
Scheduled time07:26
Predicted by the source07:26(0′)
Departure
Scheduled time07:26
Passed according to the source forecast

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.

runs reported on time100%

average delay+1.5 min

max delay+6 min

runs reported6

stops23

Delay values

DateDelay (min)

2026-10-103

2026-10-112

2026-10-170.88

2026-10-181.3043478260869565

2026-10-241

2026-10-250.6956521739130435

Historical average delay — home ranking: −0.4 min (over 8 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: 8. Calculated on: 11/1/2026, 8:29:24 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: 10/2/2026, 9:29:24 AM – 11/1/2026, 8:29:24 AM (Europe/Paris).

Runs in the window: 10
Events confirmed by the source: 0
Events predicted by the source: 8
Unknown event type: 0
Cancelled runs, excluded: 0
No usable delay, excluded: 0

Latest source timestamp: 10/30/2026, 4:10:13 AM (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 ERAS39 from Châtelet les Halles to Aéroport - Charles-de-Gaulle 2 RER on a typical weekday. Actual times may vary.

StopArrivalDeparture

Massy - Palaiseau06:2006:20

Massy - Verrières06:2206:22

Les Baconnets06:2406:24

Fontaine Michalon06:2506:25

Antony06:2706:28

La Croix de Berny06:2906:29

Parc de Sceaux06:3006:31

Bourg-la-Reine06:3206:33

Bagneux06:3506:35

Arcueil - Cachan06:3606:37

Laplace06:3806:39

Gentilly06:4006:41

Cité Universitaire06:4206:42

Denfert-Rochereau06:4406:45

Port Royal06:4606:47

Luxembourg06:4806:48

Saint-Michel Notre-Dame06:5006:51

Châtelet - Les Halles06:5206:53

Gare du Nord06:5606:57

Aulnay-sous-Bois07:1107:12

Parc des Expositions07:1707:18

Aéroport CDG 1 (Terminal 3)07:2307:24

Aéroport CDG (Terminal 2) - TGV07:2607:26

Frequently asked questions

What time does RER ERAS39 depart?

RER ERAS39 departs from Massy - Palaiseau at 06:20 (typical schedule from reported times). Actual times may vary.

How many stops does RER ERAS39 make?

RER ERAS39 connects Châtelet les Halles to Aéroport - Charles-de-Gaulle 2 RER with 23 stops.

Is RER ERAS39 on time?

Over the reported runs, RER ERAS39 was reported on time 100% of runs, with an average delay of 1.5 minutes.

Other trains on this line

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

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