RER KOCQ20

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

+2.6 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: 5. 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: 4
Cancelled runs, excluded: 1
No usable delay, excluded: 0

Latest source timestamp: 9/10/2026, 6:45:51 AM (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 time05:35
Predicted by the source05:34(-1′)
Aéroport Roissy Charles de Gaulle 1
Arrival
Scheduled time05:37
Predicted by the source05:36(-1′)
Departure
Scheduled time05:38
Predicted by the source05:37(-1′)
Parc des Expositions
Arrival
Scheduled time05:42
Predicted by the source05:42(0′)
Departure
Scheduled time05:43
Predicted by the source05:43(0′)
Villepinte
Arrival
Scheduled time05:44
Predicted by the source05:44(0′)
Departure
Scheduled time05:45
Predicted by the source05:44(-1′)
Sevran Beaudottes
Arrival
Scheduled time05:47
Predicted by the source05:47(0′)
Departure
Scheduled time05:48
Predicted by the source05:47(-1′)
Aulnay-sous-Bois
Arrival
Scheduled time05:51
Predicted by the source05:51(0′)
Departure
Scheduled time05:51
Predicted by the source05:52(+1′)
Le Blanc-Mesnil
Arrival
Scheduled time05:53
Predicted by the source05:53(0′)
Departure
Scheduled time05:54
Predicted by the source05:54(0′)
Drancy
Arrival
Scheduled time05:55
Predicted by the source05:55(0′)
Departure
Scheduled time05:56
Predicted by the source05:56(0′)
Le Bourget
Arrival
Scheduled time05:58
Predicted by the source05:58(0′)
Departure
Scheduled time05:59
Predicted by the source05:58(-1′)
La Courneuve - Aubervilliers
Arrival
Scheduled time06:02
Predicted by the source06:01(-1′)
Departure
Scheduled time06:02
Predicted by the source06:02(0′)
La Plaine Stade de France - Saint-Denis - Aubervilliers
Arrival
Scheduled time06:04
Predicted by the source06:04(0′)
Departure
Scheduled time06:05
Predicted by the source06:04(-1′)
Gare du Nord
Arrival
Scheduled time06:10
Predicted by the source06:09(-1′)
Departure
Scheduled time06:11
Predicted by the source06:09(-2′)
Châtelet les Halles
Arrival
Scheduled time06:14
Predicted by the source06:13(-1′)
Departure
Scheduled time06:14
Predicted by the source06:14(0′)
Saint-Michel
Arrival
Scheduled time06:16
Predicted by the source06:15(-1′)
Departure
Scheduled time06:17
Predicted by the source06:17(0′)
Luxembourg
Arrival
Scheduled time06:18
Predicted by the source06:17(-1′)
Departure
Scheduled time06:19
Predicted by the source06:19(0′)
Port Royal
Arrival
Scheduled time06:20
Predicted by the source06:19(-1′)
Departure
Scheduled time06:20
Predicted by the source06:20(0′)
Denfert Rochereau
Arrival
Scheduled time06:21
Predicted by the source06:21(0′)
Departure
Scheduled time06:22
Predicted by the source06:22(0′)
Cité Universitaire
Arrival
Scheduled time06:24
Predicted by the source06:24(0′)
Departure
Scheduled time06:25
Predicted by the source06:25(0′)
Gentilly
Arrival
Scheduled time06:26
Predicted by the source06:25(-1′)
Departure
Scheduled time06:27
Predicted by the source06:27(0′)
Laplace
Arrival
Scheduled time06:28
Predicted by the source06:28(0′)
Departure
Scheduled time06:28
Predicted by the source06:29(+1′)
Arcueil - Cachan
Arrival
Scheduled time06:30
Predicted by the source06:30(0′)
Departure
Scheduled time06:30
Predicted by the source06:31(+1′)
Bagneux
Arrival
Scheduled time06:32
Predicted by the source06:31(-1′)
Departure
Scheduled time06:32
Predicted by the source06:32(0′)
Bourg-la-Reine
Arrival
Scheduled time06:34
Predicted by the source06:33(-1′)
Departure
Scheduled time06:34
Predicted by the source06:35(+1′)
Parc de Sceaux
Arrival
Scheduled time06:36
Predicted by the source06:35(-1′)
Departure
Scheduled time06:36
Predicted by the source06:36(0′)
La Croix de Berny
Arrival
Scheduled time06:38
Predicted by the source06:37(-1′)
Departure
Scheduled time06:38
Predicted by the source06:38(0′)
Antony
Arrival
Scheduled time06:39
Predicted by the source06:39(0′)
Departure
Scheduled time06:40
Predicted by the source06:40(0′)
Fontaine Michalon
Arrival
Scheduled time06:41
Predicted by the source06:41(0′)
Departure
Scheduled time06:42
Predicted by the source06:42(0′)
Les Baconnets
Arrival
Scheduled time06:43
Predicted by the source06:42(-1′)
Departure
Scheduled time06:43
Predicted by the source06:43(0′)
Massy - Verrières-le-Buisson
Arrival
Scheduled time06:44
Predicted by the source06:44(0′)
Departure
Scheduled time06:45
Predicted by the source06:45(0′)
Massy - Palaiseau
Arrival
Scheduled time06:47
Predicted by the source06:46(-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+1.4 min

max delay+6 min

runs reported5

cancelled runs1

stops30

Delay values

DateDelay (min)

2026-09-050.23333333333333334

2026-09-073.6

2026-09-082.6333333333333333

2026-09-090.7

2026-09-10-0.16666666666666666

Typical schedule

Stops and times of RER KOCQ20 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—05:35

Aéroport Roissy Charles de Gaulle 105:3705:38

Parc des Expositions05:4205:43

Villepinte05:4405:45

Sevran Beaudottes05:4705:48

Aulnay-sous-Bois05:5105:51

Le Blanc-Mesnil05:5305:54

Drancy05:5505:56

Le Bourget05:5805:59

La Courneuve - Aubervilliers06:0206:02

La Plaine Stade de France - Saint-Denis - Aubervilliers06:0406:05

Gare du Nord06:1006:11

Châtelet les Halles06:1406:14

Saint-Michel06:1606:17

Luxembourg06:1806:19

Port Royal06:2006:20

Denfert Rochereau06:2106:22

Cité Universitaire06:2406:25

Gentilly06:2606:27

Laplace06:2806:28

Arcueil - Cachan06:3006:30

Bagneux06:3206:32

Bourg-la-Reine06:3406:34

Parc de Sceaux06:3606:36

La Croix de Berny06:3806:38

Antony06:3906:40

Fontaine Michalon06:4106:42

Les Baconnets06:4306:43

Massy - Verrières-le-Buisson06:4406:45

Massy - Palaiseau06:47—

Frequently asked questions

What time does RER KOCQ20 depart?

RER KOCQ20 departs from Aéroport - Charles-de-Gaulle 2 RER at 05:35 (typical schedule from reported times). Actual times may vary.

How many stops does RER KOCQ20 make?

RER KOCQ20 connects Aéroport Charles de Gaulle 2 (Terminal 2) to Massy - Palaiseau with 30 stops.

Is RER KOCQ20 on time?

Over the reported runs, every run of RER KOCQ20 was cancelled (1 run): 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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