RER TAXE41

RER

Boissy-Saint-LégerPoissy

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

Historical average delay — home ranking

+0 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: 7. 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: 8
Events confirmed by the source: 0
Events predicted by the source: 1
Unknown event type: 6
Cancelled runs, excluded: 0
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 5:53:59 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 time16:48
Predicted by the source16:48(0′)
Sucy-en-Brie - Bonneuil-sur-Marne
Arrival
Scheduled time16:50
Predicted by the source16:50(0′)
Departure
Scheduled time16:51
Predicted by the source16:52(+1′)
La Varenne Saint-Hilaire - Chennevières-sur-Marne
Arrival
Scheduled time16:53
Predicted by the source16:53(0′)
Departure
Scheduled time16:54
Predicted by the source16:55(+1′)
Champigny
Arrival
Scheduled time16:55
Predicted by the source16:56(+1′)
Departure
Scheduled time16:56
Predicted by the source16:57(+1′)
Le Parc de Saint-Maur RER
Arrival
Scheduled time16:58
Predicted by the source16:58(0′)
Departure
Scheduled time16:58
Predicted by the source16:59(+1′)
Saint-Maur-des-Fossés - Créteil
Arrival
Scheduled time17:00
Predicted by the source17:00(0′)
Departure
Scheduled time17:00
Predicted by the source17:01(+1′)
Joinville-le-Pont
Arrival
Scheduled time17:02
Predicted by the source17:02(0′)
Departure
Scheduled time17:03
Predicted by the source17:03(0′)
Nogent-sur-Marne
Arrival
Scheduled time17:04
Predicted by the source17:04(0′)
Departure
Scheduled time17:05
Predicted by the source17:05(0′)
Fontenay-sous-Bois
Arrival
Scheduled time17:06
Predicted by the source17:06(0′)
Departure
Scheduled time17:07
Predicted by the source17:09(+2′)
Vincennes
Arrival
Scheduled time17:09
Predicted by the source17:10(+1′)
Departure
Scheduled time17:10
Predicted by the source17:12(+2′)
Nation
Arrival
Scheduled time17:13
Predicted by the source17:14(+1′)
Departure
Scheduled time17:13
Predicted by the source17:15(+2′)
Paris Gare de Lyon
Arrival
Scheduled time17:16
Predicted by the source17:16(0′)
Departure
Scheduled time17:16
Predicted by the source17:18(+2′)
Châtelet les Halles
Arrival
Scheduled time17:19
Predicted by the source17:20(+1′)
Departure
Scheduled time17:20
Predicted by the source17:21(+1′)
Auber
Arrival
Scheduled time17:22
Predicted by the source17:22(0′)
Departure
Scheduled time17:23
Predicted by the source17:23(0′)
Charles-de-Gaulle Étoile
Arrival
Scheduled time17:25
Predicted by the source17:25(0′)
Departure
Scheduled time17:26
Predicted by the source17:26(0′)
La Grande Arche de la Défense
Arrival
Scheduled time17:30
Predicted by the source17:29(-1′)
Departure
Scheduled time17:30
Predicted by the source17:31(+1′)
Nanterre Préfecture - RER
Arrival
Scheduled time17:32
Predicted by the source17:31(-1′)
Departure
Scheduled time17:34
Predicted by the source17:34(0′)
Houilles - Carrières-sur-Seine
Arrival
Scheduled time17:38
Predicted by the source17:40(+2′)
Departure
Scheduled time17:39
Predicted by the source17:39(0′)
Sartrouville
Arrival
Scheduled time17:42
Predicted by the source17:43(+1′)
Departure
Scheduled time17:42
Predicted by the source17:44(+2′)
Maisons-Laffitte
Arrival
Scheduled time17:44
Predicted by the source17:45(+1′)
Departure
Scheduled time17:44
Predicted by the source17:46(+2′)
Achères Grand Cormier
Arrival
Scheduled time17:48
Predicted by the source17:50(+2′)
Departure
Scheduled time17:48
Predicted by the source17:50(+2′)
Poissy
Arrival
Scheduled time17:54
Predicted by the source17:53(-1′)

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 reported8

stops22

Delay values

DateDelay (min)

2026-08-27-0.2857142857142857

2026-08-281.380952380952381

2026-09-03-0.09090909090909091

2026-09-040.8181818181818182

2026-09-07-0.18181818181818182

2026-09-080.45454545454545453

2026-09-090.3181818181818182

2026-09-100.9090909090909091

Typical schedule

Stops and times of RER TAXE41 from Boissy-Saint-Léger to Poissy on a typical weekday. Actual times may vary.

StopArrivalDeparture

Boissy-Saint-Léger—16:48

Sucy-en-Brie - Bonneuil-sur-Marne16:5016:51

La Varenne Saint-Hilaire - Chennevières-sur-Marne16:5316:54

Champigny16:5516:56

Le Parc de Saint-Maur RER16:5816:58

Saint-Maur-des-Fossés - Créteil17:0017:00

Joinville-le-Pont17:0217:03

Nogent-sur-Marne17:0417:05

Fontenay-sous-Bois17:0617:07

Vincennes17:0917:10

Nation17:1317:13

Paris Gare de Lyon17:1617:16

Châtelet les Halles17:1917:20

Auber17:2217:23

Charles-de-Gaulle Étoile17:2517:26

La Grande Arche de la Défense17:3017:30

Nanterre Préfecture - RER17:3217:34

Houilles - Carrières-sur-Seine17:3817:39

Sartrouville17:4217:42

Maisons-Laffitte17:4417:44

Achères Grand Cormier17:4817:48

Poissy17:54—

Frequently asked questions

What time does RER TAXE41 depart?

RER TAXE41 departs from Boissy-Saint-Léger at 16:48 (typical schedule from reported times). Actual times may vary.

How many stops does RER TAXE41 make?

RER TAXE41 connects Boissy-Saint-Léger to Poissy with 22 stops.

Is RER TAXE41 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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