RER NATO40

RER

Next scheduled journey — timetable: 2026-11-02

Punctuality : 84% on time · average delay +2.8 min · over 20 observed days

Usually

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

Departs
09:14
Arrives
10:30
Journey time
1 h 16
Stops
26
Runs
Monday to Friday

Next scheduled journey — timetable

  1. Cergy le HautScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  2. Cergy Saint-ChristopheScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  3. Cergy PréfectureScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  4. Neuville - UniversitéScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  5. Conflans Fin d'OiseScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  6. Achères VilleScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  7. Maisons-LaffitteScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  8. SartrouvilleScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  9. Houilles - Carrières-sur-SeineScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  10. Nanterre - PréfectureScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  11. La DéfenseScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  12. Charles de Gaulle - ÉtoileScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  13. AuberScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  14. Châtelet - Les HallesScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  15. Gare de LyonScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  16. NationScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  17. VincennesScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  18. Fontenay-sous-BoisScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  19. Nogent-sur-MarneScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  20. Joinville-le-PontScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  21. Saint-Maur - CréteilScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  22. Le Parc de Saint-MaurScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  23. ChampignyScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  24. La Varenne - ChennevièresScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  25. Sucy - BonneuilScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  26. Boissy-Saint-LégerScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time

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 time84%
average delay+2.8 min
max delay+28 min
runs reported20
stops26
0m10m21m5/1016/1030/10
Delay values
DateDelay (min)
2026-10-050.3076923076923077
2026-10-06-0.3076923076923077
2026-10-071.3076923076923077
2026-10-082.96
2026-10-090.8461538461538461
2026-10-120.7692307692307693
2026-10-131.3461538461538463
2026-10-140.5384615384615384
2026-10-152.6538461538461537
2026-10-166.846153846153846
2026-10-190.6153846153846154
2026-10-200.9615384615384616
2026-10-210.8076923076923077
2026-10-221.1538461538461537
2026-10-232
2026-10-2621.153846153846153
2026-10-2710.461538461538462
2026-10-280
2026-10-290.6923076923076923
2026-10-300.5217391304347826
Historical average delay — home ranking: +4.2 min (over 20 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: 20. 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, 1:31:09 PM – 11/1/2026, 12:31:09 PM (Europe/Paris).

Runs in the window
20
Events confirmed by the source
0
Events predicted by the source
20
Unknown event type
0
Cancelled runs, excluded
0
No usable delay, excluded
0

Latest source timestamp: 10/30/2026, 10:25:11 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 NATO40 from Cergy le Haut to Boissy-Saint-Léger on a typical weekday. Actual times may vary.

Frequently asked questions

What time does RER NATO40 depart?

RER NATO40 departs from Cergy le Haut at 09:14 (typical schedule from reported times). Actual times may vary.

How many stops does RER NATO40 make?

RER NATO40 connects Cergy le Haut to Boissy-Saint-Léger with 26 stops.

Is RER NATO40 on time?

Over the reported runs, RER NATO40 was reported on time 84% of runs, with an average delay of 2.8 minutes.

Other trains on this line

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

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