RER UPUS31

RER

Marne-la-Vallée - ChessyCergy le Haut

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

Historical average delay — home ranking

+0.7 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: 3. 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: 3
Events confirmed by the source: 0
Events predicted by the source: 0
Unknown event type: 3
Cancelled runs, excluded: 0
No usable delay, excluded: 0

Latest source timestamp: 9/6/2026, 3:44:04 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

Marne la Vallée - Chessy
Departure
Scheduled time14:14
Provenance unavailable14:14
Val d'Europe
Arrival
Scheduled time14:16
Provenance unavailable14:16
Departure
Scheduled time14:17
Provenance unavailable14:17
Bussy-Saint-Georges
Arrival
Scheduled time14:20
Provenance unavailable14:20
Departure
Scheduled time14:21
Provenance unavailable14:21
Torcy
Arrival
Scheduled time14:24
Provenance unavailable14:24
Departure
Scheduled time14:25
Provenance unavailable14:25
Lognes
Arrival
Scheduled time14:26
Provenance unavailable14:26
Departure
Scheduled time14:27
Provenance unavailable14:27
Noisiel
Arrival
Scheduled time14:28
Provenance unavailable14:28
Departure
Scheduled time14:29
Provenance unavailable14:29
Noisy-le-Grand Champs
Arrival
Scheduled time14:31
Provenance unavailable14:30
Departure
Scheduled time14:32
Provenance unavailable14:32
Noisy-le-Grand - Mont d'Est
Arrival
Scheduled time14:34
Provenance unavailable14:33
Departure
Scheduled time14:35
Provenance unavailable14:35
Bry-sur-Marne
Arrival
Scheduled time14:37
Provenance unavailable14:36
Departure
Scheduled time14:37
Provenance unavailable14:38
Neuilly-Plaisance
Arrival
Scheduled time14:39
Provenance unavailable14:38
Departure
Scheduled time14:39
Provenance unavailable14:39
Val de Fontenay
Arrival
Scheduled time14:42
Provenance unavailable14:41
Departure
Scheduled time14:42
Provenance unavailable14:43
Vincennes
Arrival
Scheduled time14:46
Provenance unavailable14:46
Departure
Scheduled time14:47
Provenance unavailable14:47
Nation
Arrival
Scheduled time14:49
Provenance unavailable14:49
Departure
Scheduled time14:50
Provenance unavailable14:50
Paris Gare de Lyon
Arrival
Scheduled time14:52
Provenance unavailable14:52
Departure
Scheduled time14:53
Provenance unavailable14:53
Châtelet les Halles
Arrival
Scheduled time14:56
Provenance unavailable14:55
Departure
Scheduled time14:56
Provenance unavailable14:57
Auber
Arrival
Scheduled time14:58
Provenance unavailable14:58
Departure
Scheduled time14:59
Provenance unavailable14:59
Charles-de-Gaulle Étoile
Arrival
Scheduled time15:02
Provenance unavailable15:01
Departure
Scheduled time15:02
Provenance unavailable15:03
La Grande Arche de la Défense
Arrival
Scheduled time15:06
Provenance unavailable15:05
Departure
Scheduled time15:07
Provenance unavailable15:07
Nanterre Préfecture - RER
Arrival
Scheduled time15:09
Provenance unavailable15:08
Departure
Scheduled time15:11
Provenance unavailable15:10
Houilles - Carrières-sur-Seine
Arrival
Scheduled time15:14
Provenance unavailable15:14
Departure
Scheduled time15:16
Provenance unavailable15:15
Sartrouville
Arrival
Scheduled time15:18
Provenance unavailable15:18
Departure
Scheduled time15:19
Provenance unavailable15:19
Maisons-Laffitte
Arrival
Scheduled time15:20
Provenance unavailable15:20
Departure
Scheduled time15:21
Provenance unavailable15:21
Achères Ville
Arrival
Scheduled time15:27
Provenance unavailable15:27
Departure
Scheduled time15:27
Provenance unavailable15:27
Conflans Fin d'Oise
Arrival
Scheduled time15:29
Provenance unavailable15:31
Departure
Scheduled time15:30
Provenance unavailable15:30
Neuville Université
Arrival
Scheduled time15:32
Provenance unavailable15:33
Departure
Scheduled time15:33
Provenance unavailable15:34
Cergy Préfecture
Arrival
Scheduled time15:36
Provenance unavailable15:37
Departure
Scheduled time15:36
Provenance unavailable15:38
Cergy Saint-Christophe
Arrival
Scheduled time15:40
Provenance unavailable15:41
Departure
Scheduled time15:40
Provenance unavailable15:42
Cergy le Haut
Arrival
Scheduled time15:43
Provenance unavailable15:44

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.

runs reported on time—

average delay+0.4 min

max delay+3 min

runs reported3

stops28

Delay values

DateDelay (min)

2026-08-30-0.37037037037037035

2026-09-051.6428571428571428

2026-09-06-0.10714285714285714

Typical schedule

Stops and times of RER UPUS31 from Marne-la-Vallée - Chessy to Cergy le Haut on a typical weekday. Actual times may vary.

StopArrivalDeparture

Marne la Vallée - Chessy—14:14

Val d'Europe14:1614:17

Bussy-Saint-Georges14:2014:21

Torcy14:2414:25

Lognes14:2614:27

Noisiel14:2814:29

Noisy-le-Grand Champs14:3114:32

Noisy-le-Grand - Mont d'Est14:3414:35

Bry-sur-Marne14:3714:37

Neuilly-Plaisance14:3914:39

Val de Fontenay14:4214:42

Vincennes14:4614:47

Nation14:4914:50

Paris Gare de Lyon14:5214:53

Châtelet les Halles14:5614:56

Auber14:5814:59

Charles-de-Gaulle Étoile15:0215:02

La Grande Arche de la Défense15:0615:07

Nanterre Préfecture - RER15:0915:11

Houilles - Carrières-sur-Seine15:1415:16

Sartrouville15:1815:19

Maisons-Laffitte15:2015:21

Achères Ville15:2715:27

Conflans Fin d'Oise15:2915:30

Neuville Université15:3215:33

Cergy Préfecture15:3615:36

Cergy Saint-Christophe15:4015:40

Cergy le Haut15:43—

Frequently asked questions

What time does RER UPUS31 depart?

RER UPUS31 departs from Marne la Vallée - Chessy at 14:14 (typical schedule from reported times). Actual times may vary.

How many stops does RER UPUS31 make?

RER UPUS31 connects Marne-la-Vallée - Chessy to Cergy le Haut with 28 stops.

Is RER UPUS31 on time?

Not enough reported runs yet to establish punctuality.

Other trains on this line

Live status and delays for the other trains serving the same stations.

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