RER ERIO79

RER

Massy - PalaiseauAéroport Charles de Gaulle 2 (Terminal 2)

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

Historical average delay — home ranking

-1 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: 4. 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: 6
Events confirmed by the source: 0
Events predicted by the source: 1
Unknown event type: 3
Cancelled runs, excluded: 2
No usable delay, excluded: 0

Latest source timestamp: 9/10/2026, 3:54:29 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

Massy - Palaiseau
Departure
Scheduled time14:49
Predicted by the source14:49(0′)
Massy - Verrières-le-Buisson
Arrival
Scheduled time14:51
Predicted by the source14:51(0′)
Departure
Scheduled time14:51
Predicted by the source14:52(+1′)
Les Baconnets
Arrival
Scheduled time14:53
Predicted by the source14:53(0′)
Departure
Scheduled time14:53
Predicted by the source14:54(+1′)
Fontaine Michalon
Arrival
Scheduled time14:54
Predicted by the source14:54(0′)
Departure
Scheduled time14:54
Predicted by the source14:55(+1′)
Antony
Arrival
Scheduled time14:56
Predicted by the source14:56(0′)
Departure
Scheduled time14:57
Predicted by the source14:57(0′)
La Croix de Berny
Arrival
Scheduled time14:58
Predicted by the source14:58(0′)
Departure
Scheduled time14:58
Predicted by the source14:59(+1′)
Parc de Sceaux
Arrival
Scheduled time15:00
Predicted by the source15:00(0′)
Departure
Scheduled time15:00
Predicted by the source15:01(+1′)
Bourg-la-Reine
Arrival
Scheduled time15:01
Predicted by the source15:01(0′)
Departure
Scheduled time15:02
Predicted by the source15:02(0′)
Bagneux
Arrival
Scheduled time15:04
Predicted by the source15:04(0′)
Departure
Scheduled time15:05
Predicted by the source15:05(0′)
Arcueil - Cachan
Arrival
Scheduled time15:06
Predicted by the source15:05(-1′)
Departure
Scheduled time15:06
Predicted by the source15:07(+1′)
Laplace
Arrival
Scheduled time15:08
Predicted by the source15:08(0′)
Departure
Scheduled time15:08
Predicted by the source15:09(+1′)
Gentilly
Arrival
Scheduled time15:10
Predicted by the source15:09(-1′)
Departure
Scheduled time15:10
Predicted by the source15:11(+1′)
Cité Universitaire
Arrival
Scheduled time15:11
Predicted by the source15:11(0′)
Departure
Scheduled time15:12
Predicted by the source15:12(0′)
Denfert Rochereau
Arrival
Scheduled time15:14
Predicted by the source15:13(-1′)
Departure
Scheduled time15:15
Predicted by the source15:15(0′)
Port Royal
Arrival
Scheduled time15:16
Predicted by the source15:15(-1′)
Departure
Scheduled time15:17
Predicted by the source15:16(-1′)
Luxembourg
Arrival
Scheduled time15:18
Predicted by the source15:17(-1′)
Departure
Scheduled time15:18
Predicted by the source15:18(0′)
Saint-Michel
Arrival
Scheduled time15:20
Predicted by the source15:19(-1′)
Departure
Scheduled time15:21
Predicted by the source15:21(0′)
Châtelet les Halles
Arrival
Scheduled time15:22
Predicted by the source15:22(0′)
Departure
Scheduled time15:23
Predicted by the source15:24(+1′)
Gare du Nord
Arrival
Scheduled time15:26
Predicted by the source15:26(0′)
Departure
Scheduled time15:27
Predicted by the source15:28(+1′)
Aulnay-sous-Bois
Arrival
Scheduled time15:41
Predicted by the source15:41(0′)
Departure
Scheduled time15:42
Predicted by the source15:42(0′)
Parc des Expositions
Arrival
Scheduled time15:47
Predicted by the source15:47(0′)
Departure
Scheduled time15:48
Predicted by the source15:47(-1′)
Aéroport Roissy Charles de Gaulle 1
Arrival
Scheduled time15:53
Predicted by the source15:52(-1′)
Departure
Scheduled time15:54
Predicted by the source15:53(-1′)
Aéroport - Charles-de-Gaulle 2 RER
Arrival
Scheduled time15:56
Predicted by the source15:55(-1′)

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+-0.3 min

max delay+1 min

runs reported4

cancelled runs2

stops23

Delay values

DateDelay (min)

2026-09-07-1.1363636363636365

2026-09-080

2026-09-09-0.45454545454545453

2026-09-100.2608695652173913

Typical schedule

Stops and times of RER ERIO79 from Massy - Palaiseau to Aéroport Charles de Gaulle 2 (Terminal 2) on a typical weekday. Actual times may vary.

StopArrivalDeparture

Massy - Palaiseau—14:49

Massy - Verrières-le-Buisson14:5114:51

Les Baconnets14:5314:53

Fontaine Michalon14:5414:54

Antony14:5614:57

La Croix de Berny14:5814:58

Parc de Sceaux15:0015:00

Bourg-la-Reine15:0115:02

Bagneux15:0415:05

Arcueil - Cachan15:0615:06

Laplace15:0815:08

Gentilly15:1015:10

Cité Universitaire15:1115:12

Denfert Rochereau15:1415:15

Port Royal15:1615:17

Luxembourg15:1815:18

Saint-Michel15:2015:21

Châtelet les Halles15:2215:23

Gare du Nord15:2615:27

Aulnay-sous-Bois15:4115:42

Parc des Expositions15:4715:48

Aéroport Roissy Charles de Gaulle 115:5315:54

Aéroport - Charles-de-Gaulle 2 RER15:56—

Frequently asked questions

What time does RER ERIO79 depart?

RER ERIO79 departs from Massy - Palaiseau at 14:49 (typical schedule from reported times). Actual times may vary.

How many stops does RER ERIO79 make?

RER ERIO79 connects Massy - Palaiseau to Aéroport Charles de Gaulle 2 (Terminal 2) with 23 stops.

Is RER ERIO79 on time?

Over the reported runs, every run of RER ERIO79 was cancelled (2 runs): 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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