RER OPPE20

RER
Cergy le HautTorcy
Passage confirmedPassage confirmed by the source at one or more stops. Other times are estimated.

Punctuality : 100% on time · average delay +0.7 min · over 10 observed days

Usually

Usual times are calculated from past runs. See the selected run’s timetable below.

Departs
05:11
Arrives
06:27
Journey time
1 h 16
Stops
25
Runs
Weekends

Stops on the latest run

25 stops passed : 10 confirmed by the source, 15 from the forecast. Latest source data: 11 h 49 ago.

Run ended according to the timetable

Estimated progress: filled dots before the next stop, a ring at the next stop, empty dots afterwards. Passages not confirmed.

  1. Earlier stop (estimated)
    Cergy le Haut
    Arrival
    Scheduled time
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 14 h 26 old)
  2. Earlier stop (estimated)
    Cergy Saint-Christophe
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+1′)
  3. Earlier stop (estimated)
    Cergy Préfecture
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  4. Earlier stop (estimated)
    Neuville - Université
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+1′)
  5. Earlier stop (estimated)
    Conflans Fin d'Oise
    Arrival
    Scheduled time
    Predicted by the source(+1′)
    Departure
    Scheduled time
    Predicted by the source(+1′)
    Passed according to the source forecast (data 12 h 50 old)
  6. Earlier stop (estimated)
    Achères Ville
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+1′)
  7. Earlier stop (estimated)
    Maisons-Laffitte
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+1′)
  8. Earlier stop (estimated)
    Sartrouville
    Arrival
    Scheduled time
    Confirmed by the source(+2′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+2′)
  9. Earlier stop (estimated)
    Houilles - Carrières-sur-Seine
    Arrival
    Scheduled time
    Predicted by the source(+2′)
    Departure
    Scheduled time
    Predicted by the source(+2′)
    Passed according to the source forecast (data 12 h 38 old)
  10. Earlier stop (estimated)
    Nanterre - Préfecture
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  11. Earlier stop (estimated)
    La Défense
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+1′)
  12. Earlier stop (estimated)
    Charles de Gaulle - Étoile
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  13. Earlier stop (estimated)
    Auber
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 12 h 21 old)
  14. Earlier stop (estimated)
    Châtelet - Les Halles
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 12 h 18 old)
  15. Earlier stop (estimated)
    Gare de Lyon
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 12 h 16 old)
  16. Earlier stop (estimated)
    Nation
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(-1′)
    Passed according to the source forecast (data 12 h 13 old)
  17. Earlier stop (estimated)
    Vincennes
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 12 h 10 old)
  18. Earlier stop (estimated)
    Val de Fontenay
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 12 h 10 old)
  19. Earlier stop (estimated)
    Neuilly-Plaisance
    Arrival
    Scheduled time
    Predicted by the source(-1′)
    Departure
    Scheduled time
    Predicted by the source(-1′)
    Passed according to the source forecast (data 12 h 03 old)
  20. Earlier stop (estimated)
    Bry-sur-Marne
    Arrival
    Scheduled time
    Predicted by the source(-1′)
    Departure
    Scheduled time
    Predicted by the source(-1′)
    Passed according to the source forecast (data 12 h 03 old)
  21. Earlier stop (estimated)
    Noisy-le-Grand - Mont d'Est
    Arrival
    Scheduled time
    Predicted by the source(-1′)
    Departure
    Scheduled time
    Predicted by the source(-1′)
    Passed according to the source forecast (data 11 h 59 old)
  22. Earlier stop (estimated)
    Noisy - Champs
    Arrival
    Scheduled time
    Predicted by the source(-1′)
    Departure
    Scheduled time
    Predicted by the source(-1′)
    Passed according to the source forecast (data 11 h 56 old)
  23. Earlier stop (estimated)
    Noisiel
    Arrival
    Scheduled time
    Confirmed by the source(-2′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(-2′)
  24. Earlier stop (estimated)
    Lognes
    Arrival
    Scheduled time
    Predicted by the source(-2′)
    Departure
    Scheduled time
    Predicted by the source(-2′)
    Passed according to the source forecast (data 11 h 52 old)
  25. Earlier stop (estimated)
    Torcy
    Arrival
    Scheduled time
    Predicted by the source(-2′)
    Departure
    Scheduled time
    Passed according to the source forecast (data 11 h 52 old)

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+0.7 min
max delay+8 min
runs reported10
stops25
-1m2m5m3/1017/101/11
Delay values
DateDelay (min)
2026-10-03-0.36
2026-10-04-0.04
2026-10-100.68
2026-10-110.32
2026-10-17-0.52
2026-10-18-0.6
2026-10-242.32
2026-10-253.04
2026-10-312.32
2026-11-010.04
Historical average delay — home ranking: +0.4 min (over 10 runs)

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: 10. Calculated on: (Europe/Paris).

This average can be available without a complete route. The route statistics below use only recorded routes with their stops.

Calculation window: 10/2/2026, 8:28:58 AM – 11/1/2026, 7:28:58 AM (Europe/Paris).

Runs in the window
10
Events confirmed by the source
0
Events predicted by the source
10
Unknown event type
0
Cancelled runs, excluded
0
No usable delay, excluded
0

Latest source timestamp: 11/1/2026, 6:25:08 AM (Europe/Paris).

Runs are identified within each source. Identities across sources are kept separate without a proven match. Exclusions can overlap.

Typical schedule

Stops and times of RER OPPE20 from Cergy le Haut to Torcy on a typical weekday. Actual times may vary.

StopArrivalDeparture
Cergy le Haut05:1105:11
Cergy Saint-Christophe05:1305:14
Cergy Préfecture05:1705:17
Neuville - Université05:2005:21
Conflans Fin d'Oise05:2305:24
Achères Ville05:2605:26
Maisons-Laffitte05:3205:32
Sartrouville05:3405:34
Houilles - Carrières-sur-Seine05:3705:38
Nanterre - Préfecture05:4205:44
La Défense05:4505:46
Charles de Gaulle - Étoile05:5005:50
Auber05:5305:54
Châtelet - Les Halles05:5605:56
Gare de Lyon05:5906:00
Nation06:0206:02
Vincennes06:0506:06
Val de Fontenay06:0906:10
Neuilly-Plaisance06:1206:13
Bry-sur-Marne06:1406:15
Noisy-le-Grand - Mont d'Est06:1706:17
Noisy - Champs06:2006:20
Noisiel06:2306:23
Lognes06:2506:25
Torcy06:2706:27

Frequently asked questions

What time does RER OPPE20 depart?

RER OPPE20 departs from Cergy le Haut at 05:11 (typical schedule from reported times). Actual times may vary.

How many stops does RER OPPE20 make?

RER OPPE20 connects Cergy le Haut to Torcy with 25 stops.

Is RER OPPE20 on time?

Over the reported runs, RER OPPE20 was reported on time 100% of runs, with an average delay of 0.7 minutes.

Other trains on this line

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

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