RER KALI12

RER

Aéroport Charles de Gaulle 2 (Terminal 2)Massy - Palaiseau

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

Historical average delay — home ranking

+3.5 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, 1:00:11 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

Aéroport - Charles-de-Gaulle 2 RER
Departure
Scheduled time11:50
Predicted by the source11:51(+1′)
Aéroport Roissy Charles de Gaulle 1
Arrival
Scheduled time11:52
Predicted by the source11:52(0′)
Departure
Scheduled time11:53
Predicted by the source11:53(0′)
Parc des Expositions
Arrival
Scheduled time11:58
Predicted by the source11:59(+1′)
Departure
Scheduled time11:58
Predicted by the source11:59(+1′)
Aulnay-sous-Bois
Arrival
Scheduled time12:04
Predicted by the source12:05(+1′)
Departure
Scheduled time12:04
Predicted by the source12:06(+2′)
Gare du Nord
Arrival
Scheduled time12:22
Predicted by the source12:24(+2′)
Departure
Scheduled time12:23
Predicted by the source12:24(+1′)
Châtelet les Halles
Arrival
Scheduled time12:26
Predicted by the source12:27(+1′)
Departure
Scheduled time12:26
Predicted by the source12:29(+3′)
Saint-Michel
Arrival
Scheduled time12:28
Predicted by the source12:29(+1′)
Departure
Scheduled time12:29
Predicted by the source12:31(+2′)
Luxembourg
Arrival
Scheduled time12:30
Predicted by the source12:31(+1′)
Departure
Scheduled time12:31
Predicted by the source12:32(+1′)
Port Royal
Arrival
Scheduled time12:32
Predicted by the source12:33(+1′)
Departure
Scheduled time12:32
Predicted by the source12:34(+2′)
Denfert Rochereau
Arrival
Scheduled time12:33
Predicted by the source12:35(+2′)
Departure
Scheduled time12:34
Predicted by the source12:36(+2′)
Cité Universitaire
Arrival
Scheduled time12:36
Predicted by the source12:37(+1′)
Departure
Scheduled time12:37
Predicted by the source12:38(+1′)
Gentilly
Arrival
Scheduled time12:38
Predicted by the source12:39(+1′)
Departure
Scheduled time12:39
Predicted by the source12:40(+1′)
Laplace
Arrival
Scheduled time12:40
Predicted by the source12:41(+1′)
Departure
Scheduled time12:40
Predicted by the source12:42(+2′)
Arcueil - Cachan
Arrival
Scheduled time12:42
Predicted by the source12:43(+1′)
Departure
Scheduled time12:42
Predicted by the source12:44(+2′)
Bagneux
Arrival
Scheduled time12:44
Predicted by the source12:44(0′)
Departure
Scheduled time12:44
Predicted by the source12:46(+2′)
Bourg-la-Reine
Arrival
Scheduled time12:46
Predicted by the source12:47(+1′)
Departure
Scheduled time12:46
Predicted by the source12:48(+2′)
Parc de Sceaux
Arrival
Scheduled time12:48
Predicted by the source12:49(+1′)
Departure
Scheduled time12:48
Predicted by the source12:50(+2′)
La Croix de Berny
Arrival
Scheduled time12:50
Predicted by the source12:51(+1′)
Departure
Scheduled time12:50
Predicted by the source12:52(+2′)
Antony
Arrival
Scheduled time12:51
Predicted by the source12:52(+1′)
Departure
Scheduled time12:52
Predicted by the source12:54(+2′)
Fontaine Michalon
Arrival
Scheduled time12:53
Predicted by the source12:55(+2′)
Departure
Scheduled time12:54
Predicted by the source12:56(+2′)
Les Baconnets
Arrival
Scheduled time12:55
Predicted by the source12:56(+1′)
Departure
Scheduled time12:55
Predicted by the source12:57(+2′)
Massy - Verrières-le-Buisson
Arrival
Scheduled time12:56
Predicted by the source12:58(+2′)
Departure
Scheduled time12:57
Predicted by the source12:59(+2′)
Massy - Palaiseau
Arrival
Scheduled time12:59
Predicted by the source13:01(+2′)

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+2.9 min

max delay+9 min

runs reported4

cancelled runs2

stops23

Delay values

DateDelay (min)

2026-09-077.090909090909091

2026-09-08-0.2727272727272727

2026-09-093.1818181818181817

2026-09-101.6956521739130435

Typical schedule

Stops and times of RER KALI12 from Aéroport Charles de Gaulle 2 (Terminal 2) to Massy - Palaiseau on a typical weekday. Actual times may vary.

StopArrivalDeparture

Aéroport - Charles-de-Gaulle 2 RER—11:50

Aéroport Roissy Charles de Gaulle 111:5211:53

Parc des Expositions11:5811:58

Aulnay-sous-Bois12:0412:04

Gare du Nord12:2212:23

Châtelet les Halles12:2612:26

Saint-Michel12:2812:29

Luxembourg12:3012:31

Port Royal12:3212:32

Denfert Rochereau12:3312:34

Cité Universitaire12:3612:37

Gentilly12:3812:39

Laplace12:4012:40

Arcueil - Cachan12:4212:42

Bagneux12:4412:44

Bourg-la-Reine12:4612:46

Parc de Sceaux12:4812:48

La Croix de Berny12:5012:50

Antony12:5112:52

Fontaine Michalon12:5312:54

Les Baconnets12:5512:55

Massy - Verrières-le-Buisson12:5612:57

Massy - Palaiseau12:59—

Frequently asked questions

What time does RER KALI12 depart?

RER KALI12 departs from Aéroport - Charles-de-Gaulle 2 RER at 11:50 (typical schedule from reported times). Actual times may vary.

How many stops does RER KALI12 make?

RER KALI12 connects Aéroport Charles de Gaulle 2 (Terminal 2) to Massy - Palaiseau with 23 stops.

Is RER KALI12 on time?

Over the reported runs, every run of RER KALI12 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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