RER UZIN99

RER

Boissy-Saint-LégerCergy le Haut

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

Historical average delay — home ranking

+3 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: 4. 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: 3
Cancelled runs, excluded: 2
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 4:03:32 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 time14:50
Predicted by the source14:50(0′)
Sucy-en-Brie - Bonneuil-sur-Marne
Arrival
Scheduled time14:52
Predicted by the source14:52(0′)
Departure
Scheduled time14:52
Predicted by the source14:54(+2′)
La Varenne Saint-Hilaire - Chennevières-sur-Marne
Arrival
Scheduled time14:55
Predicted by the source14:56(+1′)
Departure
Scheduled time14:55
Predicted by the source14:57(+2′)
Champigny
Arrival
Scheduled time14:57
Predicted by the source14:58(+1′)
Departure
Scheduled time14:57
Predicted by the source14:59(+2′)
Le Parc de Saint-Maur RER
Arrival
Scheduled time14:59
Predicted by the source15:00(+1′)
Departure
Scheduled time15:00
Predicted by the source15:01(+1′)
Saint-Maur-des-Fossés - Créteil
Arrival
Scheduled time15:01
Predicted by the source15:02(+1′)
Departure
Scheduled time15:01
Predicted by the source15:03(+2′)
Joinville-le-Pont
Arrival
Scheduled time15:03
Predicted by the source15:05(+2′)
Departure
Scheduled time15:04
Predicted by the source15:06(+2′)
Nogent-sur-Marne
Arrival
Scheduled time15:06
Predicted by the source15:07(+1′)
Departure
Scheduled time15:06
Predicted by the source15:08(+2′)
Fontenay-sous-Bois
Arrival
Scheduled time15:08
Predicted by the source15:09(+1′)
Departure
Scheduled time15:08
Predicted by the source15:10(+2′)
Vincennes
Arrival
Scheduled time15:10
Predicted by the source15:12(+2′)
Departure
Scheduled time15:11
Predicted by the source15:13(+2′)
Nation
Arrival
Scheduled time15:13
Predicted by the source15:15(+2′)
Departure
Scheduled time15:14
Predicted by the source15:16(+2′)
Paris Gare de Lyon
Arrival
Scheduled time15:16
Predicted by the source15:17(+1′)
Departure
Scheduled time15:17
Predicted by the source15:19(+2′)
Châtelet les Halles
Arrival
Scheduled time15:19
Predicted by the source15:21(+2′)
Departure
Scheduled time15:20
Predicted by the source15:22(+2′)
Auber
Arrival
Scheduled time15:22
Predicted by the source15:23(+1′)
Departure
Scheduled time15:23
Predicted by the source15:25(+2′)
Charles-de-Gaulle Étoile
Arrival
Scheduled time15:25
Predicted by the source15:27(+2′)
Departure
Scheduled time15:26
Predicted by the source15:28(+2′)
La Grande Arche de la Défense
Arrival
Scheduled time15:29
Predicted by the source15:31(+2′)
Departure
Scheduled time15:30
Predicted by the source15:32(+2′)
Nanterre Préfecture - RER
Arrival
Scheduled time15:31
Predicted by the source15:33(+2′)
Departure
Scheduled time15:34
Predicted by the source15:36(+2′)
Houilles - Carrières-sur-Seine
Arrival
Scheduled time15:37
Predicted by the source15:39(+2′)
Departure
Scheduled time15:38
Predicted by the source15:39(+1′)
Sartrouville
Arrival
Scheduled time15:41
Predicted by the source15:42(+1′)
Departure
Scheduled time15:41
Predicted by the source15:43(+2′)
Maisons-Laffitte
Arrival
Scheduled time15:43
Predicted by the source15:44(+1′)
Departure
Scheduled time15:43
Predicted by the source15:45(+2′)
Achères Ville
Arrival
Scheduled time15:49
Predicted by the source15:50(+1′)
Departure
Scheduled time15:49
Predicted by the source15:51(+2′)
Conflans Fin d'Oise
Arrival
Scheduled time15:52
Predicted by the source15:53(+1′)
Departure
Scheduled time15:52
Predicted by the source15:54(+2′)
Neuville Université
Arrival
Scheduled time15:55
Predicted by the source15:56(+1′)
Departure
Scheduled time15:55
Predicted by the source15:57(+2′)
Cergy Préfecture
Arrival
Scheduled time15:58
Predicted by the source16:00(+2′)
Departure
Scheduled time15:58
Predicted by the source16:00(+2′)
Cergy Saint-Christophe
Arrival
Scheduled time16:02
Predicted by the source16:04(+2′)
Departure
Scheduled time16:02
Predicted by the source16:04(+2′)
Cergy le Haut
Arrival
Scheduled time16:05
Predicted by the source16:07(+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.

Cancelled runs are excluded from the punctuality calculation.

runs reported on time—

average delay+1.2 min

max delay+5 min

runs reported4

cancelled runs2

stops26

Delay values

DateDelay (min)

2026-09-070.46153846153846156

2026-09-081.2307692307692308

2026-09-091.1153846153846154

2026-09-101.8461538461538463

Typical schedule

Stops and times of RER UZIN99 from Boissy-Saint-Léger to Cergy le Haut on a typical weekday. Actual times may vary.

StopArrivalDeparture

Boissy-Saint-Léger—14:50

Sucy-en-Brie - Bonneuil-sur-Marne14:5214:52

La Varenne Saint-Hilaire - Chennevières-sur-Marne14:5514:55

Champigny14:5714:57

Le Parc de Saint-Maur RER14:5915:00

Saint-Maur-des-Fossés - Créteil15:0115:01

Joinville-le-Pont15:0315:04

Nogent-sur-Marne15:0615:06

Fontenay-sous-Bois15:0815:08

Vincennes15:1015:11

Nation15:1315:14

Paris Gare de Lyon15:1615:17

Châtelet les Halles15:1915:20

Auber15:2215:23

Charles-de-Gaulle Étoile15:2515:26

La Grande Arche de la Défense15:2915:30

Nanterre Préfecture - RER15:3115:34

Houilles - Carrières-sur-Seine15:3715:38

Sartrouville15:4115:41

Maisons-Laffitte15:4315:43

Achères Ville15:4915:49

Conflans Fin d'Oise15:5215:52

Neuville Université15:5515:55

Cergy Préfecture15:5815:58

Cergy Saint-Christophe16:0216:02

Cergy le Haut16:05—

Frequently asked questions

What time does RER UZIN99 depart?

RER UZIN99 departs from Boissy-Saint-Léger at 14:50 (typical schedule from reported times). Actual times may vary.

How many stops does RER UZIN99 make?

RER UZIN99 connects Boissy-Saint-Léger to Cergy le Haut with 26 stops.

Is RER UZIN99 on time?

Over the reported runs, every run of RER UZIN99 was cancelled (2 runs): punctuality cannot be established.

Other trains on this line

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

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