RER UPAC99

RER
Marne la Vallée - ChessyCergy le Haut
Passage confirmedPassage confirmed by the source at one or more stops. Other times are estimated.

Punctuality : 75% on time · average delay +1.1 min · over 8 observed days

Usually

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

Departs
11:34 · Marne-la-Vallée - Chessy
Arrives
13:03
Journey time
1 h 29
Stops
28
Runs
Weekends

Stops on the latest run

28 stops passed : 11 confirmed by the source, 17 from the forecast. Latest source data: 47 min 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)
    Marne-la-Vallée - Chessy
    Arrival
    Scheduled time
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 10 h 32 old)
  2. Earlier stop (estimated)
    Val d'Europe
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  3. Earlier stop (estimated)
    Bussy-Saint-Georges
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 2 h 41 old)
  4. Earlier stop (estimated)
    Torcy
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 2 h 38 old)
  5. Earlier stop (estimated)
    Lognes
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 2 h 34 old)
  6. Earlier stop (estimated)
    Noisiel
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  7. Earlier stop (estimated)
    Noisy - Champs
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  8. Earlier stop (estimated)
    Noisy-le-Grand - Mont d'Est
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 2 h 27 old)
  9. Earlier stop (estimated)
    Bry-sur-Marne
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  10. Earlier stop (estimated)
    Neuilly-Plaisance
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 2 h 22 old)
  11. 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 2 h 19 old)
  12. 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 2 h 16 old)
  13. Earlier stop (estimated)
    Nation
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  14. 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 2 h 09 old)
  15. 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 2 h 06 old)
  16. 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 2 h 02 old)
  17. Earlier stop (estimated)
    Charles de Gaulle - Étoile
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 2 h 01 old)
  18. Earlier stop (estimated)
    La Défense
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 1 h 56 old)
  19. Earlier stop (estimated)
    Nanterre - Préfecture
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(-2′)
  20. Earlier stop (estimated)
    Houilles - Carrières-sur-Seine
    Arrival
    Scheduled time
    Confirmed by the source(-1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  21. Earlier stop (estimated)
    Sartrouville
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  22. 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(0′)
  23. Earlier stop (estimated)
    Achères Ville
    Arrival
    Scheduled time
    Predicted by the source(-1′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 1 h 34 old)
  24. Earlier stop (estimated)
    Conflans Fin d'Oise
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  25. Earlier stop (estimated)
    Neuville - Université
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 1 h 31 old)
  26. 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′)
  27. Earlier stop (estimated)
    Cergy Saint-Christophe
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 1 h 23 old)
  28. Earlier stop (estimated)
    Cergy le Haut
    Arrival
    Scheduled time
    Predicted by the source(-1′)
    Departure
    Scheduled time
    Passed according to the source forecast (data 1 h 10 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 time75%
average delay+1.1 min
max delay+24 min
runs reported8
stops28
0m2m5m10/1018/101/11
Delay values
DateDelay (min)
2026-10-100.42857142857142855
2026-10-11-0.14285714285714285
2026-10-170.8518518518518519
2026-10-182.4642857142857144
2026-10-240.5555555555555556
2026-10-250.6785714285714286
2026-10-313.740740740740741
2026-11-010.03571428571428571
Historical average delay — home ranking: +3.6 min (over 8 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: 8. 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, 2:28:58 PM – 11/1/2026, 1:28:58 PM (Europe/Paris).

Runs in the window
8
Events confirmed by the source
0
Events predicted by the source
8
Unknown event type
0
Cancelled runs, excluded
0
No usable delay, excluded
0

Latest source timestamp: 11/1/2026, 1:01:54 PM (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 UPAC99 from Marne la Vallée - Chessy to Cergy le Haut on a typical weekday. Actual times may vary.

StopArrivalDeparture
Marne-la-Vallée - Chessy11:3411:34
Val d'Europe11:3611:37
Bussy-Saint-Georges11:4011:41
Torcy11:4411:45
Lognes11:4611:47
Noisiel11:4811:49
Noisy - Champs11:5111:52
Noisy-le-Grand - Mont d'Est11:5411:55
Bry-sur-Marne11:5711:57
Neuilly-Plaisance11:5911:59
Val de Fontenay12:0212:02
Vincennes12:0612:07
Nation12:0912:10
Gare de Lyon12:1212:13
Châtelet - Les Halles12:1612:16
Auber12:1812:19
Charles de Gaulle - Étoile12:2212:22
La Défense12:2612:27
Nanterre - Préfecture12:2912:31
Houilles - Carrières-sur-Seine12:3412:36
Sartrouville12:3812:39
Maisons-Laffitte12:4012:41
Achères Ville12:4712:47
Conflans Fin d'Oise12:4912:50
Neuville - Université12:5212:53
Cergy Préfecture12:5612:56
Cergy Saint-Christophe13:0013:00
Cergy le Haut13:0313:03

Frequently asked questions

What time does RER UPAC99 depart?

RER UPAC99 departs from Marne-la-Vallée - Chessy at 11:34 (typical schedule from reported times). Actual times may vary.

How many stops does RER UPAC99 make?

RER UPAC99 connects Marne la Vallée - Chessy to Cergy le Haut with 28 stops.

Is RER UPAC99 on time?

Over the reported runs, RER UPAC99 was reported on time 75% of runs, with an average delay of 1.1 minutes.

Other trains on this line

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

Back to the list