RER NANI50

RER

Cergy le HautBoissy-Saint-Léger

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

Historical average delay — home ranking

+2.8 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, 7:12:29 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 time17:51
Predicted by the source17:50(-1′)
Cergy Saint-Christophe
Arrival
Scheduled time17:53
Predicted by the source17:53(0′)
Departure
Scheduled time17:54
Predicted by the source17:53(-1′)
Cergy Préfecture
Arrival
Scheduled time17:57
Predicted by the source17:56(-1′)
Departure
Scheduled time17:57
Predicted by the source17:57(0′)
Neuville Université
Arrival
Scheduled time18:00
Predicted by the source18:00(0′)
Departure
Scheduled time18:01
Predicted by the source18:01(0′)
Conflans Fin d'Oise
Arrival
Scheduled time18:03
Predicted by the source18:03(0′)
Departure
Scheduled time18:04
Predicted by the source18:03(-1′)
Achères Ville
Arrival
Scheduled time18:06
Predicted by the source18:06(0′)
Departure
Scheduled time18:06
Predicted by the source18:06(0′)
Maisons-Laffitte
Arrival
Scheduled time18:12
Predicted by the source18:12(0′)
Departure
Scheduled time18:12
Predicted by the source18:11(-1′)
Sartrouville
Arrival
Scheduled time18:14
Predicted by the source18:13(-1′)
Departure
Scheduled time18:14
Predicted by the source18:14(0′)
Houilles - Carrières-sur-Seine
Arrival
Scheduled time18:17
Predicted by the source18:17(0′)
Departure
Scheduled time18:18
Predicted by the source18:17(-1′)
Nanterre Préfecture - RER
Arrival
Scheduled time18:22
Predicted by the source18:21(-1′)
Departure
Scheduled time18:24
Predicted by the source18:24(0′)
La Grande Arche de la Défense
Arrival
Scheduled time18:25
Predicted by the source18:25(0′)
Departure
Scheduled time18:26
Predicted by the source18:27(+1′)
Charles-de-Gaulle Étoile
Arrival
Scheduled time18:30
Predicted by the source18:30(0′)
Departure
Scheduled time18:30
Predicted by the source18:32(+2′)
Auber
Arrival
Scheduled time18:33
Predicted by the source18:34(+1′)
Departure
Scheduled time18:34
Predicted by the source18:36(+2′)
Châtelet les Halles
Arrival
Scheduled time18:36
Predicted by the source18:38(+2′)
Departure
Scheduled time18:37
Predicted by the source18:39(+2′)
Paris Gare de Lyon
Arrival
Scheduled time18:40
Predicted by the source18:41(+1′)
Departure
Scheduled time18:40
Predicted by the source18:43(+3′)
Nation
Arrival
Scheduled time18:42
Predicted by the source18:44(+2′)
Departure
Scheduled time18:43
Predicted by the source18:46(+3′)
Vincennes
Arrival
Scheduled time18:46
Predicted by the source18:48(+2′)
Departure
Scheduled time18:46
Predicted by the source18:49(+3′)
Fontenay-sous-Bois
Arrival
Scheduled time18:49
Predicted by the source18:51(+2′)
Departure
Scheduled time18:49
Predicted by the source18:52(+3′)
Nogent-sur-Marne
Arrival
Scheduled time18:51
Predicted by the source18:53(+2′)
Departure
Scheduled time18:51
Predicted by the source18:54(+3′)
Joinville-le-Pont
Arrival
Scheduled time18:53
Predicted by the source18:55(+2′)
Departure
Scheduled time18:53
Predicted by the source18:56(+3′)
Saint-Maur-des-Fossés - Créteil
Arrival
Scheduled time18:55
Predicted by the source18:57(+2′)
Departure
Scheduled time18:56
Predicted by the source18:58(+2′)
Le Parc de Saint-Maur RER
Arrival
Scheduled time18:57
Predicted by the source18:59(+2′)
Departure
Scheduled time18:58
Predicted by the source19:00(+2′)
Champigny
Arrival
Scheduled time18:59
Predicted by the source19:01(+2′)
Departure
Scheduled time19:00
Predicted by the source19:03(+3′)
La Varenne Saint-Hilaire - Chennevières-sur-Marne
Arrival
Scheduled time19:02
Predicted by the source19:04(+2′)
Departure
Scheduled time19:03
Predicted by the source19:05(+2′)
Sucy-en-Brie - Bonneuil-sur-Marne
Arrival
Scheduled time19:05
Predicted by the source19:07(+2′)
Departure
Scheduled time19:06
Predicted by the source19:08(+2′)
Boissy-Saint-Léger
Arrival
Scheduled time19:08
Predicted by the source19:12(+4′)

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+0.8 min

max delay+4 min

runs reported6

stops26

Delay values

DateDelay (min)

2026-09-030.11538461538461539

2026-09-04-1.0769230769230769

2026-09-071.4230769230769231

2026-09-081.4230769230769231

2026-09-091.7692307692307692

2026-09-101.3461538461538463

Typical schedule

Stops and times of RER NANI50 from Cergy le Haut to Boissy-Saint-Léger on a typical weekday. Actual times may vary.

StopArrivalDeparture

Cergy le Haut—17:51

Cergy Saint-Christophe17:5317:54

Cergy Préfecture17:5717:57

Neuville Université18:0018:01

Conflans Fin d'Oise18:0318:04

Achères Ville18:0618:06

Maisons-Laffitte18:1218:12

Sartrouville18:1418:14

Houilles - Carrières-sur-Seine18:1718:18

Nanterre Préfecture - RER18:2218:24

La Grande Arche de la Défense18:2518:26

Charles-de-Gaulle Étoile18:3018:30

Auber18:3318:34

Châtelet les Halles18:3618:37

Paris Gare de Lyon18:4018:40

Nation18:4218:43

Vincennes18:4618:46

Fontenay-sous-Bois18:4918:49

Nogent-sur-Marne18:5118:51

Joinville-le-Pont18:5318:53

Saint-Maur-des-Fossés - Créteil18:5518:56

Le Parc de Saint-Maur RER18:5718:58

Champigny18:5919:00

La Varenne Saint-Hilaire - Chennevières-sur-Marne19:0219:03

Sucy-en-Brie - Bonneuil-sur-Marne19:0519:06

Boissy-Saint-Léger19:08—

Frequently asked questions

What time does RER NANI50 depart?

RER NANI50 departs from Cergy le Haut at 17:51 (typical schedule from reported times). Actual times may vary.

How many stops does RER NANI50 make?

RER NANI50 connects Cergy le Haut to Boissy-Saint-Léger with 26 stops.

Is RER NANI50 on time?

Over the reported runs, RER NANI50 was reported on time 100% of runs, with an average delay of 0.8 minutes.

Other trains on this line

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

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