RER UZEL41

RER

Boissy-Saint-LégerCergy le Haut

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

Historical average delay — home ranking

+1 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: 2
Unknown event type: 3
Cancelled runs, excluded: 0
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 6:09:19 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

Boissy-Saint-Léger
Departure
Scheduled time16:53
Predicted by the source16:54(+1′)
Sucy-en-Brie - Bonneuil-sur-Marne
Arrival
Scheduled time16:55
Predicted by the source16:55(0′)
Departure
Scheduled time16:56
Predicted by the source16:57(+1′)
La Varenne Saint-Hilaire - Chennevières-sur-Marne
Arrival
Scheduled time16:58
Predicted by the source16:58(0′)
Departure
Scheduled time16:59
Predicted by the source17:00(+1′)
Champigny
Arrival
Scheduled time17:00
Predicted by the source17:01(+1′)
Departure
Scheduled time17:01
Predicted by the source17:02(+1′)
Le Parc de Saint-Maur RER
Arrival
Scheduled time17:03
Predicted by the source17:04(+1′)
Departure
Scheduled time17:03
Predicted by the source17:05(+2′)
Saint-Maur-des-Fossés - Créteil
Arrival
Scheduled time17:05
Predicted by the source17:05(0′)
Departure
Scheduled time17:05
Predicted by the source17:07(+2′)
Joinville-le-Pont
Arrival
Scheduled time17:07
Predicted by the source17:08(+1′)
Departure
Scheduled time17:08
Predicted by the source17:09(+1′)
Nogent-sur-Marne
Arrival
Scheduled time17:09
Predicted by the source17:10(+1′)
Departure
Scheduled time17:10
Predicted by the source17:11(+1′)
Fontenay-sous-Bois
Arrival
Scheduled time17:11
Predicted by the source17:12(+1′)
Departure
Scheduled time17:12
Predicted by the source17:13(+1′)
Vincennes
Arrival
Scheduled time17:14
Predicted by the source17:15(+1′)
Departure
Scheduled time17:15
Predicted by the source17:16(+1′)
Nation
Arrival
Scheduled time17:18
Predicted by the source17:17(-1′)
Departure
Scheduled time17:18
Predicted by the source17:18(0′)
Paris Gare de Lyon
Arrival
Scheduled time17:21
Predicted by the source17:20(-1′)
Departure
Scheduled time17:21
Predicted by the source17:21(0′)
Châtelet les Halles
Arrival
Scheduled time17:24
Predicted by the source17:23(-1′)
Departure
Scheduled time17:25
Predicted by the source17:24(-1′)
Auber
Arrival
Scheduled time17:27
Predicted by the source17:25(-2′)
Departure
Scheduled time17:28
Predicted by the source17:28(0′)
Charles-de-Gaulle Étoile
Arrival
Scheduled time17:30
Predicted by the source17:31(+1′)
Departure
Scheduled time17:31
Predicted by the source17:32(+1′)
La Grande Arche de la Défense
Arrival
Scheduled time17:35
Predicted by the source17:35(0′)
Departure
Scheduled time17:35
Predicted by the source17:36(+1′)
Nanterre Préfecture - RER
Arrival
Scheduled time17:37
Predicted by the source17:37(0′)
Departure
Scheduled time17:39
Predicted by the source17:39(0′)
Houilles - Carrières-sur-Seine
Arrival
Scheduled time17:43
Predicted by the source17:42(-1′)
Departure
Scheduled time17:43
Predicted by the source17:42(-1′)
Sartrouville
Arrival
Scheduled time17:46
Predicted by the source17:46(0′)
Departure
Scheduled time17:46
Predicted by the source17:47(+1′)
Maisons-Laffitte
Arrival
Scheduled time17:48
Predicted by the source17:48(0′)
Departure
Scheduled time17:48
Predicted by the source17:49(+1′)
Achères Ville
Arrival
Scheduled time17:54
Predicted by the source17:54(0′)
Departure
Scheduled time17:55
Predicted by the source17:54(-1′)
Conflans Fin d'Oise
Arrival
Scheduled time17:57
Predicted by the source17:57(0′)
Departure
Scheduled time17:58
Predicted by the source17:57(-1′)
Neuville Université
Arrival
Scheduled time18:00
Predicted by the source18:00(0′)
Departure
Scheduled time18:01
Predicted by the source18:00(-1′)
Cergy Préfecture
Arrival
Scheduled time18:04
Predicted by the source18:04(0′)
Departure
Scheduled time18:04
Predicted by the source18:04(0′)
Cergy Saint-Christophe
Arrival
Scheduled time18:08
Predicted by the source18:08(0′)
Departure
Scheduled time18:09
Predicted by the source18:08(-1′)
Cergy le Haut
Arrival
Scheduled time18:11
Predicted by the source18:11(0′)

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 time100%

average delay+0.5 min

max delay+4 min

runs reported6

stops26

Delay values

DateDelay (min)

2026-09-030.8076923076923077

2026-09-040.7692307692307693

2026-09-07-0.15384615384615385

2026-09-080.4230769230769231

2026-09-090.9615384615384616

2026-09-100.38461538461538464

Typical schedule

Stops and times of RER UZEL41 from Boissy-Saint-Léger to Cergy le Haut on a typical weekday. Actual times may vary.

StopArrivalDeparture

Boissy-Saint-Léger—16:53

Sucy-en-Brie - Bonneuil-sur-Marne16:5516:56

La Varenne Saint-Hilaire - Chennevières-sur-Marne16:5816:59

Champigny17:0017:01

Le Parc de Saint-Maur RER17:0317:03

Saint-Maur-des-Fossés - Créteil17:0517:05

Joinville-le-Pont17:0717:08

Nogent-sur-Marne17:0917:10

Fontenay-sous-Bois17:1117:12

Vincennes17:1417:15

Nation17:1817:18

Paris Gare de Lyon17:2117:21

Châtelet les Halles17:2417:25

Auber17:2717:28

Charles-de-Gaulle Étoile17:3017:31

La Grande Arche de la Défense17:3517:35

Nanterre Préfecture - RER17:3717:39

Houilles - Carrières-sur-Seine17:4317:43

Sartrouville17:4617:46

Maisons-Laffitte17:4817:48

Achères Ville17:5417:55

Conflans Fin d'Oise17:5717:58

Neuville Université18:0018:01

Cergy Préfecture18:0418:04

Cergy Saint-Christophe18:0818:09

Cergy le Haut18:11—

Frequently asked questions

What time does RER UZEL41 depart?

RER UZEL41 departs from Boissy-Saint-Léger at 16:53 (typical schedule from reported times). Actual times may vary.

How many stops does RER UZEL41 make?

RER UZEL41 connects Boissy-Saint-Léger to Cergy le Haut with 26 stops.

Is RER UZEL41 on time?

Over the reported runs, RER UZEL41 was reported on time 100% of runs, with an average delay of 0.5 minutes.

Other trains on this line

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

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