RER ERIO73

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

-0.5 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, 3:42:29 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 time14:34
Predicted by the source14:35(+1′)
Massy - Verrières-le-Buisson
Arrival
Scheduled time14:36
Predicted by the source14:36(0′)
Departure
Scheduled time14:36
Predicted by the source14:37(+1′)
Les Baconnets
Arrival
Scheduled time14:38
Predicted by the source14:37(-1′)
Departure
Scheduled time14:38
Predicted by the source14:39(+1′)
Fontaine Michalon
Arrival
Scheduled time14:39
Predicted by the source14:39(0′)
Departure
Scheduled time14:39
Predicted by the source14:40(+1′)
Antony
Arrival
Scheduled time14:41
Predicted by the source14:41(0′)
Departure
Scheduled time14:42
Predicted by the source14:42(0′)
La Croix de Berny
Arrival
Scheduled time14:43
Predicted by the source14:43(0′)
Departure
Scheduled time14:43
Predicted by the source14:44(+1′)
Parc de Sceaux
Arrival
Scheduled time14:45
Predicted by the source14:45(0′)
Departure
Scheduled time14:45
Predicted by the source14:46(+1′)
Bourg-la-Reine
Arrival
Scheduled time14:46
Predicted by the source14:47(+1′)
Departure
Scheduled time14:47
Predicted by the source14:48(+1′)
Bagneux
Arrival
Scheduled time14:49
Predicted by the source14:50(+1′)
Departure
Scheduled time14:50
Predicted by the source14:51(+1′)
Arcueil - Cachan
Arrival
Scheduled time14:51
Predicted by the source14:52(+1′)
Departure
Scheduled time14:51
Predicted by the source14:53(+2′)
Laplace
Arrival
Scheduled time14:53
Predicted by the source14:54(+1′)
Departure
Scheduled time14:53
Predicted by the source14:55(+2′)
Gentilly
Arrival
Scheduled time14:55
Predicted by the source14:55(0′)
Departure
Scheduled time14:55
Predicted by the source14:57(+2′)
Cité Universitaire
Arrival
Scheduled time14:56
Predicted by the source14:57(+1′)
Departure
Scheduled time14:57
Predicted by the source14:59(+2′)
Denfert Rochereau
Arrival
Scheduled time14:59
Predicted by the source15:00(+1′)
Departure
Scheduled time15:00
Predicted by the source15:02(+2′)
Port Royal
Arrival
Scheduled time15:01
Predicted by the source15:03(+2′)
Departure
Scheduled time15:02
Predicted by the source15:04(+2′)
Luxembourg
Arrival
Scheduled time15:03
Predicted by the source15:05(+2′)
Departure
Scheduled time15:03
Predicted by the source15:06(+3′)
Saint-Michel
Arrival
Scheduled time15:05
Predicted by the source15:07(+2′)
Departure
Scheduled time15:06
Predicted by the source15:09(+3′)
Châtelet les Halles
Arrival
Scheduled time15:07
Predicted by the source15:10(+3′)
Departure
Scheduled time15:08
Predicted by the source15:11(+3′)
Gare du Nord
Arrival
Scheduled time15:11
Predicted by the source15:14(+3′)
Departure
Scheduled time15:12
Predicted by the source15:16(+4′)
Aulnay-sous-Bois
Arrival
Scheduled time15:26
Predicted by the source15:27(+1′)
Departure
Scheduled time15:27
Predicted by the source15:28(+1′)
Parc des Expositions
Arrival
Scheduled time15:32
Predicted by the source15:33(+1′)
Departure
Scheduled time15:33
Predicted by the source15:34(+1′)
Aéroport Roissy Charles de Gaulle 1
Arrival
Scheduled time15:38
Predicted by the source15:39(+1′)
Departure
Scheduled time15:39
Predicted by the source15:40(+1′)
Aéroport - Charles-de-Gaulle 2 RER
Arrival
Scheduled time15:41
Predicted by the source15:42(+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+0.2 min

max delay+4 min

runs reported4

cancelled runs2

stops23

Delay values

DateDelay (min)

2026-09-07-0.2727272727272727

2026-09-08-0.09090909090909091

2026-09-09-0.36363636363636365

2026-09-101.608695652173913

Typical schedule

Stops and times of RER ERIO73 from Massy - Palaiseau to Aéroport Charles de Gaulle 2 (Terminal 2) on a typical weekday. Actual times may vary.

StopArrivalDeparture

Massy - Palaiseau—14:34

Massy - Verrières-le-Buisson14:3614:36

Les Baconnets14:3814:38

Fontaine Michalon14:3914:39

Antony14:4114:42

La Croix de Berny14:4314:43

Parc de Sceaux14:4514:45

Bourg-la-Reine14:4614:47

Bagneux14:4914:50

Arcueil - Cachan14:5114:51

Laplace14:5314:53

Gentilly14:5514:55

Cité Universitaire14:5614:57

Denfert Rochereau14:5915:00

Port Royal15:0115:02

Luxembourg15:0315:03

Saint-Michel15:0515:06

Châtelet les Halles15:0715:08

Gare du Nord15:1115:12

Aulnay-sous-Bois15:2615:27

Parc des Expositions15:3215:33

Aéroport Roissy Charles de Gaulle 115:3815:39

Aéroport - Charles-de-Gaulle 2 RER15:41—

Frequently asked questions

What time does RER ERIO73 depart?

RER ERIO73 departs from Massy - Palaiseau at 14:34 (typical schedule from reported times). Actual times may vary.

How many stops does RER ERIO73 make?

RER ERIO73 connects Massy - Palaiseau to Aéroport Charles de Gaulle 2 (Terminal 2) with 23 stops.

Is RER ERIO73 on time?

Over the reported runs, every run of RER ERIO73 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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