RER QJON18

RER

Le Vésinet - Le PecqMarne-la-Vallée - Chessy

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

Historical average delay — home ranking

+0.2 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, 8:41:31 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

Le Vésinet - Le Pecq
Departure
Scheduled time07:33
Predicted by the source07:33(0′)
Le Vésinet
Arrival
Scheduled time07:35
Predicted by the source07:34(-1′)
Departure
Scheduled time07:35
Predicted by the source07:36(+1′)
Chatou - Croissy-sur-Seine
Arrival
Scheduled time07:37
Predicted by the source07:37(0′)
Departure
Scheduled time07:37
Predicted by the source07:38(+1′)
Rueil-Malmaison - RER
Arrival
Scheduled time07:39
Predicted by the source07:39(0′)
Departure
Scheduled time07:40
Predicted by the source07:40(0′)
Nanterre RER
Arrival
Scheduled time07:42
Predicted by the source07:41(-1′)
Departure
Scheduled time07:42
Predicted by the source07:43(+1′)
Nanterre Université - RER
Arrival
Scheduled time07:44
Predicted by the source07:44(0′)
Departure
Scheduled time07:45
Predicted by the source07:45(0′)
Nanterre Préfecture - RER
Arrival
Scheduled time07:46
Predicted by the source07:46(0′)
Departure
Scheduled time07:47
Predicted by the source07:48(+1′)
La Grande Arche de la Défense
Arrival
Scheduled time07:49
Predicted by the source07:49(0′)
Departure
Scheduled time07:49
Predicted by the source07:50(+1′)
Charles-de-Gaulle Étoile
Arrival
Scheduled time07:53
Predicted by the source07:53(0′)
Departure
Scheduled time07:54
Predicted by the source07:54(0′)
Auber
Arrival
Scheduled time07:56
Predicted by the source07:56(0′)
Departure
Scheduled time07:57
Predicted by the source07:57(0′)
Châtelet les Halles
Arrival
Scheduled time07:59
Predicted by the source07:58(-1′)
Departure
Scheduled time08:00
Predicted by the source08:00(0′)
Paris Gare de Lyon
Arrival
Scheduled time08:02
Predicted by the source08:02(0′)
Departure
Scheduled time08:03
Predicted by the source08:03(0′)
Nation
Arrival
Scheduled time08:05
Predicted by the source08:05(0′)
Departure
Scheduled time08:06
Predicted by the source08:06(0′)
Vincennes
Arrival
Scheduled time08:09
Predicted by the source08:08(-1′)
Departure
Scheduled time08:09
Predicted by the source08:09(0′)
Val de Fontenay
Arrival
Scheduled time08:13
Predicted by the source08:12(-1′)
Departure
Scheduled time08:14
Predicted by the source08:14(0′)
Neuilly-Plaisance
Arrival
Scheduled time08:16
Predicted by the source08:15(-1′)
Departure
Scheduled time08:16
Predicted by the source08:17(+1′)
Noisy-le-Grand - Mont d'Est
Arrival
Scheduled time08:19
Predicted by the source08:19(0′)
Departure
Scheduled time08:20
Predicted by the source08:20(0′)
Noisy-le-Grand Champs
Arrival
Scheduled time08:22
Predicted by the source08:21(-1′)
Departure
Scheduled time08:23
Predicted by the source08:23(0′)
Noisiel
Arrival
Scheduled time08:25
Predicted by the source08:25(0′)
Departure
Scheduled time08:26
Predicted by the source08:26(0′)
Lognes
Arrival
Scheduled time08:27
Predicted by the source08:27(0′)
Departure
Scheduled time08:28
Predicted by the source08:29(+1′)
Torcy
Arrival
Scheduled time08:29
Predicted by the source08:30(+1′)
Departure
Scheduled time08:30
Predicted by the source08:31(+1′)
Bussy-Saint-Georges
Arrival
Scheduled time08:34
Predicted by the source08:33(-1′)
Departure
Scheduled time08:34
Predicted by the source08:35(+1′)
Val d'Europe
Arrival
Scheduled time08:38
Predicted by the source08:38(0′)
Departure
Scheduled time08:39
Predicted by the source08:39(0′)
Marne la Vallée - Chessy
Arrival
Scheduled time08:42
Predicted by the source08:41(-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+0.8 min

max delay+4 min

runs reported6

cancelled runs1

stops24

Delay values

DateDelay (min)

2026-08-310.6666666666666666

2026-09-03-0.041666666666666664

2026-09-072.4166666666666665

2026-09-08-0.5416666666666666

2026-09-091.9583333333333333

2026-09-100.3333333333333333

Typical schedule

Stops and times of RER QJON18 from Le Vésinet - Le Pecq to Marne-la-Vallée - Chessy on a typical weekday. Actual times may vary.

StopArrivalDeparture

Le Vésinet - Le Pecq—07:33

Le Vésinet07:3507:35

Chatou - Croissy-sur-Seine07:3707:37

Rueil-Malmaison - RER07:3907:40

Nanterre RER07:4207:42

Nanterre Université - RER07:4407:45

Nanterre Préfecture - RER07:4607:47

La Grande Arche de la Défense07:4907:49

Charles-de-Gaulle Étoile07:5307:54

Auber07:5607:57

Châtelet les Halles07:5908:00

Paris Gare de Lyon08:0208:03

Nation08:0508:06

Vincennes08:0908:09

Val de Fontenay08:1308:14

Neuilly-Plaisance08:1608:16

Noisy-le-Grand - Mont d'Est08:1908:20

Noisy-le-Grand Champs08:2208:23

Noisiel08:2508:26

Lognes08:2708:28

Torcy08:2908:30

Bussy-Saint-Georges08:3408:34

Val d'Europe08:3808:39

Marne la Vallée - Chessy08:42—

Frequently asked questions

What time does RER QJON18 depart?

RER QJON18 departs from Le Vésinet - Le Pecq at 07:33 (typical schedule from reported times). Actual times may vary.

How many stops does RER QJON18 make?

RER QJON18 connects Le Vésinet - Le Pecq to Marne-la-Vallée - Chessy with 24 stops.

Is RER QJON18 on time?

Over the reported runs, every run of RER QJON18 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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