RER NATO50

RER

Cergy le HautBoissy-Saint-Léger

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

Historical average delay — home ranking

+1.8 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: 6. 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: 5
Cancelled runs, excluded: 2
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 11:26:49 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

Cergy le Haut
Departure
Scheduled time10:07
Predicted by the source10:08(+1′)
Cergy Saint-Christophe
Arrival
Scheduled time10:09
Predicted by the source10:10(+1′)
Departure
Scheduled time10:09
Predicted by the source10:11(+2′)
Cergy Préfecture
Arrival
Scheduled time10:13
Predicted by the source10:14(+1′)
Departure
Scheduled time10:13
Predicted by the source10:14(+1′)
Neuville Université
Arrival
Scheduled time10:16
Predicted by the source10:17(+1′)
Departure
Scheduled time10:16
Predicted by the source10:18(+2′)
Conflans Fin d'Oise
Arrival
Scheduled time10:19
Predicted by the source10:20(+1′)
Departure
Scheduled time10:19
Predicted by the source10:20(+1′)
Achères Ville
Arrival
Scheduled time10:22
Predicted by the source10:23(+1′)
Departure
Scheduled time10:22
Predicted by the source10:23(+1′)
Maisons-Laffitte
Arrival
Scheduled time10:28
Predicted by the source10:31(+3′)
Departure
Scheduled time10:28
Predicted by the source10:31(+3′)
Sartrouville
Arrival
Scheduled time10:30
Predicted by the source10:34(+4′)
Departure
Scheduled time10:30
Predicted by the source10:34(+4′)
Houilles - Carrières-sur-Seine
Arrival
Scheduled time10:33
Predicted by the source10:37(+4′)
Departure
Scheduled time10:33
Predicted by the source10:38(+5′)
Nanterre Préfecture - RER
Arrival
Scheduled time10:37
Predicted by the source10:42(+5′)
Departure
Scheduled time10:39
Predicted by the source10:45(+6′)
La Grande Arche de la Défense
Arrival
Scheduled time10:41
Predicted by the source10:46(+5′)
Departure
Scheduled time10:42
Predicted by the source10:47(+5′)
Charles-de-Gaulle Étoile
Arrival
Scheduled time10:45
Predicted by the source10:50(+5′)
Departure
Scheduled time10:46
Predicted by the source10:51(+5′)
Auber
Arrival
Scheduled time10:48
Predicted by the source10:53(+5′)
Departure
Scheduled time10:49
Predicted by the source10:54(+5′)
Châtelet les Halles
Arrival
Scheduled time10:51
Predicted by the source10:56(+5′)
Departure
Scheduled time10:52
Predicted by the source10:57(+5′)
Paris Gare de Lyon
Arrival
Scheduled time10:54
Predicted by the source10:59(+5′)
Departure
Scheduled time10:55
Predicted by the source11:00(+5′)
Nation
Arrival
Scheduled time10:57
Predicted by the source11:02(+5′)
Departure
Scheduled time10:57
Predicted by the source11:03(+6′)
Vincennes
Arrival
Scheduled time11:00
Predicted by the source11:05(+5′)
Departure
Scheduled time11:00
Predicted by the source11:07(+7′)
Fontenay-sous-Bois
Arrival
Scheduled time11:03
Predicted by the source11:08(+5′)
Departure
Scheduled time11:03
Predicted by the source11:09(+6′)
Nogent-sur-Marne
Arrival
Scheduled time11:05
Predicted by the source11:10(+5′)
Departure
Scheduled time11:05
Predicted by the source11:11(+6′)
Joinville-le-Pont
Arrival
Scheduled time11:07
Predicted by the source11:12(+5′)
Departure
Scheduled time11:07
Predicted by the source11:13(+6′)
Saint-Maur-des-Fossés - Créteil
Arrival
Scheduled time11:09
Predicted by the source11:14(+5′)
Departure
Scheduled time11:10
Predicted by the source11:15(+5′)
Le Parc de Saint-Maur RER
Arrival
Scheduled time11:11
Predicted by the source11:16(+5′)
Departure
Scheduled time11:11
Predicted by the source11:17(+6′)
Champigny
Arrival
Scheduled time11:13
Predicted by the source11:18(+5′)
Departure
Scheduled time11:14
Predicted by the source11:19(+5′)
La Varenne Saint-Hilaire - Chennevières-sur-Marne
Arrival
Scheduled time11:15
Predicted by the source11:20(+5′)
Departure
Scheduled time11:16
Predicted by the source11:21(+5′)
Sucy-en-Brie - Bonneuil-sur-Marne
Arrival
Scheduled time11:19
Predicted by the source11:23(+4′)
Departure
Scheduled time11:19
Predicted by the source11:24(+5′)
Boissy-Saint-Léger
Arrival
Scheduled time11:22
Predicted by the source11:26(+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.

Cancelled runs are excluded from the punctuality calculation.

runs reported on time—

average delay+1.4 min

max delay+7 min

runs reported6

cancelled runs2

stops26

Delay values

DateDelay (min)

2026-08-27-0.4

2026-08-28-0.12

2026-09-073.3846153846153846

2026-09-080.72

2026-09-090.6923076923076923

2026-09-104.3076923076923075

Typical schedule

Stops and times of RER NATO50 from Cergy le Haut to Boissy-Saint-Léger on a typical weekday. Actual times may vary.

StopArrivalDeparture

Cergy le Haut—10:07

Cergy Saint-Christophe10:0910:09

Cergy Préfecture10:1310:13

Neuville Université10:1610:16

Conflans Fin d'Oise10:1910:19

Achères Ville10:2210:22

Maisons-Laffitte10:2810:28

Sartrouville10:3010:30

Houilles - Carrières-sur-Seine10:3310:33

Nanterre Préfecture - RER10:3710:39

La Grande Arche de la Défense10:4110:42

Charles-de-Gaulle Étoile10:4510:46

Auber10:4810:49

Châtelet les Halles10:5110:52

Paris Gare de Lyon10:5410:55

Nation10:5710:57

Vincennes11:0011:00

Fontenay-sous-Bois11:0311:03

Nogent-sur-Marne11:0511:05

Joinville-le-Pont11:0711:07

Saint-Maur-des-Fossés - Créteil11:0911:10

Le Parc de Saint-Maur RER11:1111:11

Champigny11:1311:14

La Varenne Saint-Hilaire - Chennevières-sur-Marne11:1511:16

Sucy-en-Brie - Bonneuil-sur-Marne11:1911:19

Boissy-Saint-Léger11:22—

Frequently asked questions

What time does RER NATO50 depart?

RER NATO50 departs from Cergy le Haut at 10:07 (typical schedule from reported times). Actual times may vary.

How many stops does RER NATO50 make?

RER NATO50 connects Cergy le Haut to Boissy-Saint-Léger with 26 stops.

Is RER NATO50 on time?

Over the reported runs, every run of RER NATO50 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.

Back to the list