RER NELY12

RER
Saint-Germain-en-LayeBoissy-Saint-Léger
Passage confirmedPassage confirmed by the source at one or more stops. Other times are estimated.

Punctuality : 100% on time · average delay +1.2 min · over 8 observed days

Usually

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

Departs
12:55
Arrives
13:57
Journey time
1 h 02
Stops
24
Runs
Weekends

Stops on the latest run

24 stops passed : 7 confirmed by the source, 17 from the forecast. Latest source data: 1 h 52 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)
    Saint-Germain-en-Laye
    Arrival
    Scheduled time
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 12 h 04 old)
  2. Earlier stop (estimated)
    Le Vésinet - Le Pecq
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 52 old)
  3. Earlier stop (estimated)
    Le Vésinet - Centre
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 49 old)
  4. Earlier stop (estimated)
    Chatou - Croissy
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 46 old)
  5. Earlier stop (estimated)
    Rueil-Malmaison
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 45 old)
  6. Earlier stop (estimated)
    Nanterre - Ville
    Arrival
    Scheduled time
    Confirmed by the source(+4′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+4′)
  7. Earlier stop (estimated)
    Nanterre Université
    Arrival
    Scheduled time
    Confirmed by the source(+4′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+4′)
  8. Earlier stop (estimated)
    Nanterre - Préfecture
    Arrival
    Scheduled time
    Confirmed by the source(+4′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+4′)
  9. Earlier stop (estimated)
    La Défense
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 35 old)
  10. Earlier stop (estimated)
    Charles de Gaulle - Étoile
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 33 old)
  11. Earlier stop (estimated)
    Auber
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 29 old)
  12. Earlier stop (estimated)
    Châtelet - Les Halles
    Arrival
    Scheduled time
    Confirmed by the source(+4′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+3′)
  13. Earlier stop (estimated)
    Gare de Lyon
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 24 old)
  14. Earlier stop (estimated)
    Nation
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 21 old)
  15. Earlier stop (estimated)
    Vincennes
    Arrival
    Scheduled time
    Confirmed by the source(+4′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+4′)
  16. Earlier stop (estimated)
    Fontenay-sous-Bois
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 15 old)
  17. Earlier stop (estimated)
    Nogent-sur-Marne
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 15 old)
  18. Earlier stop (estimated)
    Joinville-le-Pont
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 11 old)
  19. Earlier stop (estimated)
    Saint-Maur - Créteil
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 09 old)
  20. Earlier stop (estimated)
    Le Parc de Saint-Maur
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 2 h 07 old)
  21. Earlier stop (estimated)
    Champigny
    Arrival
    Scheduled time
    Confirmed by the source(+4′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+4′)
  22. Earlier stop (estimated)
    La Varenne - Chennevières
    Arrival
    Scheduled time
    Confirmed by the source(+4′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+4′)
  23. Earlier stop (estimated)
    Sucy - Bonneuil
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Predicted by the source(+4′)
    Passed according to the source forecast (data 1 h 58 old)
  24. Earlier stop (estimated)
    Boissy-Saint-Léger
    Arrival
    Scheduled time
    Predicted by the source(+4′)
    Departure
    Scheduled time
    Passed according to the source forecast (data 1 h 55 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+1.2 min
max delay+5 min
runs reported8
stops24
-1m2m5m10/1018/101/11
Delay values
DateDelay (min)
2026-10-100.9583333333333334
2026-10-11-1.125
2026-10-170.8695652173913043
2026-10-182.2083333333333335
2026-10-240.2857142857142857
2026-10-252.1666666666666665
2026-10-310.391304347826087
2026-11-013.7083333333333335
Historical average delay — home ranking: +0.9 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, 3:30:52 PM – 11/1/2026, 2:30:52 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, 2:01:10 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 NELY12 from Saint-Germain-en-Laye to Boissy-Saint-Léger on a typical weekday. Actual times may vary.

StopArrivalDeparture
Saint-Germain-en-Laye12:5512:55
Le Vésinet - Le Pecq12:5812:58
Le Vésinet - Centre13:0013:00
Chatou - Croissy13:0213:03
Rueil-Malmaison13:0413:05
Nanterre - Ville13:0713:07
Nanterre Université13:0913:09
Nanterre - Préfecture13:1113:12
La Défense13:1313:14
Charles de Gaulle - Étoile13:1813:18
Auber13:2113:22
Châtelet - Les Halles13:2413:25
Gare de Lyon13:2713:28
Nation13:3013:31
Vincennes13:3313:34
Fontenay-sous-Bois13:3613:37
Nogent-sur-Marne13:3813:39
Joinville-le-Pont13:4113:41
Saint-Maur - Créteil13:4313:44
Le Parc de Saint-Maur13:4513:45
Champigny13:4713:48
La Varenne - Chennevières13:4913:50
Sucy - Bonneuil13:5213:53
Boissy-Saint-Léger13:5713:57

Frequently asked questions

What time does RER NELY12 depart?

RER NELY12 departs from Saint-Germain-en-Laye at 12:55 (typical schedule from reported times). Actual times may vary.

How many stops does RER NELY12 make?

RER NELY12 connects Saint-Germain-en-Laye to Boissy-Saint-Léger with 24 stops.

Is RER NELY12 on time?

Over the reported runs, RER NELY12 was reported on time 100% of runs, with an average delay of 1.2 minutes.

Other trains on this line

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

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