RER QJON34

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

+6.2 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: 2
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 10:39:09 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 time09:06
Predicted by the source09:07(+1′)
Le Vésinet
Arrival
Scheduled time09:08
Predicted by the source09:08(0′)
Departure
Scheduled time09:09
Predicted by the source09:10(+1′)
Chatou - Croissy-sur-Seine
Arrival
Scheduled time09:11
Predicted by the source09:11(0′)
Departure
Scheduled time09:11
Predicted by the source09:12(+1′)
Rueil-Malmaison - RER
Arrival
Scheduled time09:13
Predicted by the source09:13(0′)
Departure
Scheduled time09:13
Predicted by the source09:16(+3′)
Nanterre RER
Arrival
Scheduled time09:15
Predicted by the source09:17(+2′)
Departure
Scheduled time09:16
Predicted by the source09:18(+2′)
Nanterre Université - RER
Arrival
Scheduled time09:17
Predicted by the source09:19(+2′)
Departure
Scheduled time09:18
Predicted by the source09:22(+4′)
Nanterre Préfecture - RER
Arrival
Scheduled time09:20
Predicted by the source09:23(+3′)
Departure
Scheduled time09:20
Predicted by the source09:24(+4′)
La Grande Arche de la Défense
Arrival
Scheduled time09:22
Predicted by the source09:26(+4′)
Departure
Scheduled time09:23
Predicted by the source09:29(+6′)
Charles-de-Gaulle Étoile
Arrival
Scheduled time09:26
Predicted by the source09:32(+6′)
Departure
Scheduled time09:27
Predicted by the source09:33(+6′)
Auber
Arrival
Scheduled time09:30
Predicted by the source09:47(+17′)
Departure
Scheduled time09:30
Predicted by the source09:48(+18′)
Châtelet les Halles
Arrival
Scheduled time09:32
Predicted by the source09:50(+18′)
Departure
Scheduled time09:33
Predicted by the source09:51(+18′)
Paris Gare de Lyon
Arrival
Scheduled time09:36
Predicted by the source09:53(+17′)
Departure
Scheduled time09:37
Predicted by the source09:54(+17′)
Nation
Arrival
Scheduled time09:39
Predicted by the source09:55(+16′)
Departure
Scheduled time09:39
Predicted by the source09:56(+17′)
Vincennes
Arrival
Scheduled time09:42
Predicted by the source09:58(+16′)
Departure
Scheduled time09:43
Predicted by the source09:59(+16′)
Val de Fontenay
Arrival
Scheduled time09:46
Predicted by the source10:02(+16′)
Departure
Scheduled time09:47
Predicted by the source10:03(+16′)
Neuilly-Plaisance
Arrival
Scheduled time09:49
Predicted by the source10:05(+16′)
Departure
Scheduled time09:50
Predicted by the source10:06(+16′)
Noisy-le-Grand - Mont d'Est
Arrival
Scheduled time09:52
Predicted by the source10:08(+16′)
Departure
Scheduled time09:53
Predicted by the source10:09(+16′)
Noisy-le-Grand Champs
Arrival
Scheduled time09:55
Predicted by the source10:10(+15′)
Departure
Scheduled time09:56
Predicted by the source10:12(+16′)
Noisiel
Arrival
Scheduled time09:58
Predicted by the source10:14(+16′)
Departure
Scheduled time09:59
Predicted by the source10:16(+17′)
Lognes
Arrival
Scheduled time10:00
Predicted by the source10:17(+17′)
Departure
Scheduled time10:01
Predicted by the source10:24(+23′)
Torcy
Arrival
Scheduled time10:02
Predicted by the source10:25(+23′)
Departure
Scheduled time10:03
Predicted by the source10:28(+25′)
Bussy-Saint-Georges
Arrival
Scheduled time10:07
Predicted by the source10:30(+23′)
Departure
Scheduled time10:07
Predicted by the source10:31(+24′)
Val d'Europe
Arrival
Scheduled time10:11
Predicted by the source10:34(+23′)
Departure
Scheduled time10:11
Predicted by the source10:36(+25′)
Marne la Vallée - Chessy
Arrival
Scheduled time10:15
Predicted by the source10:38(+23′)

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+3.6 min

max delay+25 min

runs reported5

cancelled runs2

stops24

Delay values

DateDelay (min)

2026-08-313.375

2026-09-070.25

2026-09-081.2173913043478262

2026-09-090.16666666666666666

2026-09-1013.125

Typical schedule

Stops and times of RER QJON34 from Le Vésinet - Le Pecq to Marne-la-Vallée - Chessy on a typical weekday. Actual times may vary.

StopArrivalDeparture

Le Vésinet - Le Pecq—09:06

Le Vésinet09:0809:09

Chatou - Croissy-sur-Seine09:1109:11

Rueil-Malmaison - RER09:1309:13

Nanterre RER09:1509:16

Nanterre Université - RER09:1709:18

Nanterre Préfecture - RER09:2009:20

La Grande Arche de la Défense09:2209:23

Charles-de-Gaulle Étoile09:2609:27

Auber09:3009:30

Châtelet les Halles09:3209:33

Paris Gare de Lyon09:3609:37

Nation09:3909:39

Vincennes09:4209:43

Val de Fontenay09:4609:47

Neuilly-Plaisance09:4909:50

Noisy-le-Grand - Mont d'Est09:5209:53

Noisy-le-Grand Champs09:5509:56

Noisiel09:5809:59

Lognes10:0010:01

Torcy10:0210:03

Bussy-Saint-Georges10:0710:07

Val d'Europe10:1110:11

Marne la Vallée - Chessy10:15—

Frequently asked questions

What time does RER QJON34 depart?

RER QJON34 departs from Le Vésinet - Le Pecq at 09:06 (typical schedule from reported times). Actual times may vary.

How many stops does RER QJON34 make?

RER QJON34 connects Le Vésinet - Le Pecq to Marne-la-Vallée - Chessy with 24 stops.

Is RER QJON34 on time?

Over the reported runs, every run of RER QJON34 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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