RER NANI54

RER

Cergy le HautBoissy-Saint-Léger

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

Historical average delay — home ranking

+4.2 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: 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, 7:37:52 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

Cergy le Haut
Departure
Scheduled time18:16
Predicted by the source18:15(-1′)
Cergy Saint-Christophe
Arrival
Scheduled time18:18
Predicted by the source18:18(0′)
Departure
Scheduled time18:19
Predicted by the source18:18(-1′)
Cergy Préfecture
Arrival
Scheduled time18:22
Predicted by the source18:21(-1′)
Departure
Scheduled time18:22
Predicted by the source18:22(0′)
Neuville Université
Arrival
Scheduled time18:25
Predicted by the source18:25(0′)
Departure
Scheduled time18:26
Predicted by the source18:26(0′)
Conflans Fin d'Oise
Arrival
Scheduled time18:28
Predicted by the source18:28(0′)
Departure
Scheduled time18:29
Predicted by the source18:28(-1′)
Achères Ville
Arrival
Scheduled time18:31
Predicted by the source18:31(0′)
Departure
Scheduled time18:31
Predicted by the source18:31(0′)
Maisons-Laffitte
Arrival
Scheduled time18:37
Predicted by the source18:36(-1′)
Departure
Scheduled time18:37
Predicted by the source18:37(0′)
Sartrouville
Arrival
Scheduled time18:39
Predicted by the source18:39(0′)
Departure
Scheduled time18:39
Predicted by the source18:39(0′)
Houilles - Carrières-sur-Seine
Arrival
Scheduled time18:42
Predicted by the source18:42(0′)
Departure
Scheduled time18:43
Predicted by the source18:42(-1′)
Nanterre Préfecture - RER
Arrival
Scheduled time18:47
Predicted by the source18:46(-1′)
Departure
Scheduled time18:49
Predicted by the source18:46(-3′)
La Grande Arche de la Défense
Arrival
Scheduled time18:50
Predicted by the source18:48(-2′)
Departure
Scheduled time18:51
Predicted by the source18:48(-3′)
Charles-de-Gaulle Étoile
Arrival
Scheduled time18:55
Predicted by the source18:52(-3′)
Departure
Scheduled time18:55
Predicted by the source18:53(-2′)
Auber
Arrival
Scheduled time18:58
Predicted by the source18:56(-2′)
Departure
Scheduled time18:59
Predicted by the source18:56(-3′)
Châtelet les Halles
Arrival
Scheduled time19:01
Predicted by the source18:59(-2′)
Departure
Scheduled time19:02
Predicted by the source18:59(-3′)
Paris Gare de Lyon
Arrival
Scheduled time19:05
Predicted by the source19:02(-3′)
Departure
Scheduled time19:05
Predicted by the source19:03(-2′)
Nation
Arrival
Scheduled time19:07
Predicted by the source19:05(-2′)
Departure
Scheduled time19:08
Predicted by the source19:05(-3′)
Vincennes
Arrival
Scheduled time19:11
Predicted by the source19:08(-3′)
Departure
Scheduled time19:11
Predicted by the source19:09(-2′)
Fontenay-sous-Bois
Arrival
Scheduled time19:14
Predicted by the source19:11(-3′)
Departure
Scheduled time19:14
Predicted by the source19:12(-2′)
Nogent-sur-Marne
Arrival
Scheduled time19:16
Predicted by the source19:13(-3′)
Departure
Scheduled time19:16
Predicted by the source19:14(-2′)
Joinville-le-Pont
Arrival
Scheduled time19:18
Predicted by the source19:15(-3′)
Departure
Scheduled time19:18
Predicted by the source19:16(-2′)
Saint-Maur-des-Fossés - Créteil
Arrival
Scheduled time19:20
Predicted by the source19:18(-2′)
Departure
Scheduled time19:21
Predicted by the source19:18(-3′)
Le Parc de Saint-Maur RER
Arrival
Scheduled time19:22
Predicted by the source19:20(-2′)
Departure
Scheduled time19:23
Predicted by the source19:20(-3′)
Champigny
Arrival
Scheduled time19:24
Predicted by the source19:22(-2′)
Departure
Scheduled time19:25
Predicted by the source19:22(-3′)
La Varenne Saint-Hilaire - Chennevières-sur-Marne
Arrival
Scheduled time19:27
Predicted by the source19:24(-3′)
Departure
Scheduled time19:28
Predicted by the source19:25(-3′)
Sucy-en-Brie - Bonneuil-sur-Marne
Arrival
Scheduled time19:30
Predicted by the source19:28(-2′)
Departure
Scheduled time19:31
Predicted by the source19:28(-3′)
Boissy-Saint-Léger
Arrival
Scheduled time19:33
Predicted by the source19:31(-2′)

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 time50%

average delay+1.2 min

max delay+19 min

runs reported6

stops26

Delay values

DateDelay (min)

2026-09-03-0.4230769230769231

2026-09-04-0.9230769230769231

2026-09-071.1153846153846154

2026-09-080.6153846153846154

2026-09-098.653846153846153

2026-09-10-1.8461538461538463

Typical schedule

Stops and times of RER NANI54 from Cergy le Haut to Boissy-Saint-Léger on a typical weekday. Actual times may vary.

StopArrivalDeparture

Cergy le Haut—18:16

Cergy Saint-Christophe18:1818:19

Cergy Préfecture18:2218:22

Neuville Université18:2518:26

Conflans Fin d'Oise18:2818:29

Achères Ville18:3118:31

Maisons-Laffitte18:3718:37

Sartrouville18:3918:39

Houilles - Carrières-sur-Seine18:4218:43

Nanterre Préfecture - RER18:4718:49

La Grande Arche de la Défense18:5018:51

Charles-de-Gaulle Étoile18:5518:55

Auber18:5818:59

Châtelet les Halles19:0119:02

Paris Gare de Lyon19:0519:05

Nation19:0719:08

Vincennes19:1119:11

Fontenay-sous-Bois19:1419:14

Nogent-sur-Marne19:1619:16

Joinville-le-Pont19:1819:18

Saint-Maur-des-Fossés - Créteil19:2019:21

Le Parc de Saint-Maur RER19:2219:23

Champigny19:2419:25

La Varenne Saint-Hilaire - Chennevières-sur-Marne19:2719:28

Sucy-en-Brie - Bonneuil-sur-Marne19:3019:31

Boissy-Saint-Léger19:33—

Frequently asked questions

What time does RER NANI54 depart?

RER NANI54 departs from Cergy le Haut at 18:16 (typical schedule from reported times). Actual times may vary.

How many stops does RER NANI54 make?

RER NANI54 connects Cergy le Haut to Boissy-Saint-Léger with 26 stops.

Is RER NANI54 on time?

Over the reported runs, RER NANI54 was reported on time 50% of runs, with an average delay of 1.2 minutes.

Other trains on this line

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

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