RER ZKAM31

RER

Marne-la-Vallée - ChessySaint-Germain-en-Laye

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

Historical average delay — home ranking

+2.8 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: 7
Events confirmed by the source: 0
Events predicted by the source: 1
Unknown event type: 4
Cancelled runs, excluded: 1
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 9:54:14 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

Marne la Vallée - Chessy
Departure
Scheduled time08:39
Predicted by the source08:40(+1′)
Val d'Europe
Arrival
Scheduled time08:41
Predicted by the source08:41(0′)
Departure
Scheduled time08:41
Predicted by the source08:42(+1′)
Bussy-Saint-Georges
Arrival
Scheduled time08:45
Predicted by the source08:45(0′)
Departure
Scheduled time08:45
Predicted by the source08:46(+1′)
Torcy
Arrival
Scheduled time08:49
Predicted by the source08:49(0′)
Departure
Scheduled time08:49
Predicted by the source08:50(+1′)
Lognes
Arrival
Scheduled time08:51
Predicted by the source08:51(0′)
Departure
Scheduled time08:52
Predicted by the source08:52(0′)
Noisy-le-Grand Champs
Arrival
Scheduled time08:55
Predicted by the source08:55(0′)
Departure
Scheduled time08:56
Predicted by the source08:58(+2′)
Noisy-le-Grand - Mont d'Est
Arrival
Scheduled time08:58
Predicted by the source08:59(+1′)
Departure
Scheduled time08:59
Predicted by the source09:00(+1′)
Bry-sur-Marne
Arrival
Scheduled time09:01
Predicted by the source09:02(+1′)
Departure
Scheduled time09:01
Predicted by the source09:03(+2′)
Neuilly-Plaisance
Arrival
Scheduled time09:03
Predicted by the source09:03(0′)
Departure
Scheduled time09:03
Predicted by the source09:05(+2′)
Val de Fontenay
Arrival
Scheduled time09:05
Predicted by the source09:07(+2′)
Departure
Scheduled time09:06
Predicted by the source09:08(+2′)
Vincennes
Arrival
Scheduled time09:10
Predicted by the source09:12(+2′)
Departure
Scheduled time09:11
Predicted by the source09:13(+2′)
Nation
Arrival
Scheduled time09:13
Predicted by the source09:15(+2′)
Departure
Scheduled time09:14
Predicted by the source09:16(+2′)
Paris Gare de Lyon
Arrival
Scheduled time09:16
Predicted by the source09:17(+1′)
Departure
Scheduled time09:17
Predicted by the source09:19(+2′)
Châtelet les Halles
Arrival
Scheduled time09:20
Predicted by the source09:21(+1′)
Departure
Scheduled time09:21
Predicted by the source09:22(+1′)
Auber
Arrival
Scheduled time09:23
Predicted by the source09:24(+1′)
Departure
Scheduled time09:24
Predicted by the source09:25(+1′)
Charles-de-Gaulle Étoile
Arrival
Scheduled time09:26
Predicted by the source09:28(+2′)
Departure
Scheduled time09:27
Predicted by the source09:29(+2′)
La Grande Arche de la Défense
Arrival
Scheduled time09:31
Predicted by the source09:33(+2′)
Departure
Scheduled time09:31
Predicted by the source09:37(+6′)
Nanterre Préfecture - RER
Arrival
Scheduled time09:33
Predicted by the source09:40(+7′)
Departure
Scheduled time09:34
Predicted by the source09:41(+7′)
Nanterre Université - RER
Arrival
Scheduled time09:36
Predicted by the source09:42(+6′)
Departure
Scheduled time09:36
Predicted by the source09:43(+7′)
Nanterre RER
Arrival
Scheduled time09:38
Predicted by the source09:44(+6′)
Departure
Scheduled time09:39
Predicted by the source09:45(+6′)
Rueil-Malmaison - RER
Arrival
Scheduled time09:41
Predicted by the source09:47(+6′)
Departure
Scheduled time09:42
Predicted by the source09:48(+6′)
Chatou - Croissy-sur-Seine
Arrival
Scheduled time09:43
Predicted by the source09:49(+6′)
Departure
Scheduled time09:44
Predicted by the source09:50(+6′)
Le Vésinet
Arrival
Scheduled time09:45
Predicted by the source09:51(+6′)
Departure
Scheduled time09:46
Predicted by the source09:52(+6′)
Le Vésinet - Le Pecq
Arrival
Scheduled time09:48
Predicted by the source09:53(+5′)
Departure
Scheduled time09:48
Predicted by the source09:54(+6′)
Saint-Germain-en-Laye
Arrival
Scheduled time09:51
Predicted by the source09:58(+7′)

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+2.3 min

max delay+9 min

runs reported6

cancelled runs1

stops25

Delay values

DateDelay (min)

2026-08-311.48

2026-09-030.8

2026-09-076.28

2026-09-080

2026-09-091.84

2026-09-103.2

Typical schedule

Stops and times of RER ZKAM31 from Marne-la-Vallée - Chessy to Saint-Germain-en-Laye on a typical weekday. Actual times may vary.

StopArrivalDeparture

Marne la Vallée - Chessy—08:39

Val d'Europe08:4108:41

Bussy-Saint-Georges08:4508:45

Torcy08:4908:49

Lognes08:5108:52

Noisy-le-Grand Champs08:5508:56

Noisy-le-Grand - Mont d'Est08:5808:59

Bry-sur-Marne09:0109:01

Neuilly-Plaisance09:0309:03

Val de Fontenay09:0509:06

Vincennes09:1009:11

Nation09:1309:14

Paris Gare de Lyon09:1609:17

Châtelet les Halles09:2009:21

Auber09:2309:24

Charles-de-Gaulle Étoile09:2609:27

La Grande Arche de la Défense09:3109:31

Nanterre Préfecture - RER09:3309:34

Nanterre Université - RER09:3609:36

Nanterre RER09:3809:39

Rueil-Malmaison - RER09:4109:42

Chatou - Croissy-sur-Seine09:4309:44

Le Vésinet09:4509:46

Le Vésinet - Le Pecq09:4809:48

Saint-Germain-en-Laye09:51—

Frequently asked questions

What time does RER ZKAM31 depart?

RER ZKAM31 departs from Marne la Vallée - Chessy at 08:39 (typical schedule from reported times). Actual times may vary.

How many stops does RER ZKAM31 make?

RER ZKAM31 connects Marne-la-Vallée - Chessy to Saint-Germain-en-Laye with 25 stops.

Is RER ZKAM31 on time?

Over the reported runs, every run of RER ZKAM31 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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