RER NOTE28

RER

PoissyBoissy-Saint-Léger

Some stops cancelled8 of 22 stops are reported cancelled. Passages at the other stops are not confirmed.

Historical average delay — home ranking

+2.4 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: 1
Unknown event type: 4
Cancelled runs, excluded: 0
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 9:28:53 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

Poissy
Departure
Scheduled time08:22
Predicted by the source08:22(0′)
Achères Grand Cormier
Arrival
Scheduled time08:26
Predicted by the source08:26(0′)
Departure
Scheduled time08:28
Predicted by the source08:26(-2′)
Maisons-Laffitte
Arrival
Scheduled time08:31
Predicted by the source08:33(+2′)
Departure
Scheduled time08:31
Predicted by the source08:33(+2′)
Sartrouville
Arrival
Scheduled time08:33
Predicted by the source08:36(+3′)
Departure
Scheduled time08:34
Predicted by the source08:37(+3′)
Houilles - Carrières-sur-Seine
Arrival
Scheduled time08:36
Predicted by the source08:40(+4′)
Departure
Scheduled time08:37
Predicted by the source08:41(+4′)
Nanterre Préfecture - RER
Arrival
Scheduled time08:41
Predicted by the source08:45(+4′)
Departure
Scheduled time08:43
Predicted by the source08:47(+4′)
La Grande Arche de la Défense
Arrival
Scheduled time08:45
Predicted by the source08:48(+3′)
Departure
Scheduled time08:45
Predicted by the source08:50(+5′)
Charles-de-Gaulle Étoile
Arrival
Scheduled time08:49
Predicted by the source08:53(+4′)
Departure
Scheduled time08:50
Predicted by the source08:54(+4′)
Auber
Arrival
Scheduled time08:52
Predicted by the source08:56(+4′)
Departure
Scheduled time08:53
Predicted by the source08:57(+4′)
Châtelet les Halles
Arrival
Scheduled time08:55
Predicted by the source08:59(+4′)
Departure
Scheduled time08:56
Predicted by the source09:00(+4′)
Paris Gare de Lyon
Arrival
Scheduled time08:58
Predicted by the source09:02(+4′)
Departure
Scheduled time08:59
Predicted by the source09:03(+4′)
Nation
Arrival
Scheduled time09:01
Predicted by the source09:04(+3′)
Departure
Scheduled time09:02
Predicted by the source09:06(+4′)
Vincennes
Arrival
Scheduled time09:05
Predicted by the source09:08(+3′)
Departure
Scheduled time09:05
Predicted by the source09:09(+4′)
Fontenay-sous-Bois
Arrival
Scheduled time09:07
Predicted by the source09:10(+3′)
Departure
Scheduled time09:08
Predicted by the source09:11(+3′)
Nogent-sur-MarneCancelled
Arrival
Scheduled time09:09
Predicted by the source09:12(+3′)
Departure
Scheduled time09:10
Predicted by the source09:13(+3′)
Joinville-le-PontCancelled
Arrival
Scheduled time09:12
Predicted by the source09:14(+2′)
Departure
Scheduled time09:12
Predicted by the source09:15(+3′)
Saint-Maur-des-Fossés - CréteilCancelled
Arrival
Scheduled time09:14
Predicted by the source09:17(+3′)
Departure
Scheduled time09:14
Predicted by the source09:17(+3′)
Le Parc de Saint-Maur RERCancelled
Arrival
Scheduled time09:16
Predicted by the source09:19(+3′)
Departure
Scheduled time09:16
Predicted by the source09:19(+3′)
ChampignyCancelled
Arrival
Scheduled time09:18
Predicted by the source09:21(+3′)
Departure
Scheduled time09:19
Predicted by the source09:21(+2′)
La Varenne Saint-Hilaire - Chennevières-sur-MarneCancelled
Arrival
Scheduled time09:20
Predicted by the source09:23(+3′)
Departure
Scheduled time09:21
Predicted by the source09:23(+2′)
Sucy-en-Brie - Bonneuil-sur-MarneCancelled
Arrival
Scheduled time09:24
Predicted by the source09:26(+2′)
Departure
Scheduled time09:24
Predicted by the source09:27(+3′)
Boissy-Saint-LégerCancelled
Arrival
Scheduled time09:27
Predicted by the source09:30(+3′)

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+2.7 min

max delay+13 min

runs reported6

stops22

Delay values

DateDelay (min)

2026-08-319.272727272727273

2026-09-031.2727272727272727

2026-09-07-0.7727272727272727

2026-09-080.6363636363636364

2026-09-092.5

2026-09-103.0714285714285716

Typical schedule

Stops and times of RER NOTE28 from Poissy to Boissy-Saint-Léger on a typical weekday. Actual times may vary.

StopArrivalDeparture

Poissy—08:22

Achères Grand Cormier08:2608:28

Maisons-Laffitte08:3108:31

Sartrouville08:3308:34

Houilles - Carrières-sur-Seine08:3608:37

Nanterre Préfecture - RER08:4108:43

La Grande Arche de la Défense08:4508:45

Charles-de-Gaulle Étoile08:4908:50

Auber08:5208:53

Châtelet les Halles08:5508:56

Paris Gare de Lyon08:5808:59

Nation09:0109:02

Vincennes09:0509:05

Fontenay-sous-Bois09:0709:08

Nogent-sur-Marne09:0909:10

Joinville-le-Pont09:1209:12

Saint-Maur-des-Fossés - Créteil09:1409:14

Le Parc de Saint-Maur RER09:1609:16

Champigny09:1809:19

La Varenne Saint-Hilaire - Chennevières-sur-Marne09:2009:21

Sucy-en-Brie - Bonneuil-sur-Marne09:2409:24

Boissy-Saint-Léger09:27—

Frequently asked questions

What time does RER NOTE28 depart?

RER NOTE28 departs from Poissy at 08:22 (typical schedule from reported times). Actual times may vary.

How many stops does RER NOTE28 make?

RER NOTE28 connects Poissy to Boissy-Saint-Léger with 22 stops.

Is RER NOTE28 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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