RER ZEUS51

RER
Boissy-Saint-LégerSaint-Germain-en-Laye
Passages not confirmedTimes reported by the data source. Passages are not confirmed.

Punctuality : 100% on time · average delay +1.2 min · over 7 observed days

Usually

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

Departs
15:59
Arrives
17:01
Journey time
1 h 02
Stops
24
Runs
Weekends

Next scheduled journey — timetable

Latest source data: 2 min ago.

Waiting for departure — estimated departure at 15:59

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

  1. Next stop (estimated)
    Boissy-Saint-Léger
    Arrival
    Scheduled time
    Estimated (timetable + current delay)(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  2. Later stop (estimated)
    Sucy - Bonneuil
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  3. Later stop (estimated)
    La Varenne - Chennevières
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  4. Later stop (estimated)
    Champigny
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  5. Later stop (estimated)
    Le Parc de Saint-Maur
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  6. Later stop (estimated)
    Saint-Maur - Créteil
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  7. Later stop (estimated)
    Joinville-le-Pont
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  8. Later stop (estimated)
    Nogent-sur-Marne
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  9. Later stop (estimated)
    Fontenay-sous-Bois
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  10. Later stop (estimated)
    Vincennes
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  11. Later stop (estimated)
    Nation
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  12. Later stop (estimated)
    Gare de Lyon
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  13. Later stop (estimated)
    Châtelet - Les Halles
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  14. Later stop (estimated)
    Auber
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  15. Later stop (estimated)
    Charles de Gaulle - Étoile
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  16. Later stop (estimated)
    La Défense
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  17. Later stop (estimated)
    Nanterre - Préfecture
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  18. Later stop (estimated)
    Nanterre Université
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  19. Later stop (estimated)
    Nanterre - Ville
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  20. Later stop (estimated)
    Rueil-Malmaison
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  21. Later stop (estimated)
    Chatou - Croissy
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  22. Later stop (estimated)
    Le Vésinet - Centre
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  23. Later stop (estimated)
    Le Vésinet - Le Pecq
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
  24. Later stop (estimated)
    Saint-Germain-en-Laye
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Estimated (timetable + current delay)(0′)

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+12 min
runs reported7
stops24
0m2m5m10/1018/1031/10
Delay values
DateDelay (min)
2026-10-102.1666666666666665
2026-10-110.4166666666666667
2026-10-172.739130434782609
2026-10-180.08333333333333333
2026-10-24-0.391304347826087
2026-10-252
2026-10-311.6521739130434783
Historical average delay — home ranking: −0.1 min (over 7 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: 7. 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: 10/1/2026, 6:29:19 PM – 10/31/2026, 5:29:19 PM (Europe/Paris).

Runs in the window
7
Events confirmed by the source
0
Events predicted by the source
7
Unknown event type
0
Cancelled runs, excluded
0
No usable delay, excluded
0

Latest source timestamp: 10/31/2026, 5:00:51 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 ZEUS51 from Boissy-Saint-Léger to Saint-Germain-en-Laye on a typical weekday. Actual times may vary.

StopArrivalDeparture
Boissy-Saint-Léger15:5915:59
Sucy - Bonneuil16:0216:03
La Varenne - Chennevières16:0516:06
Champigny16:0716:08
Le Parc de Saint-Maur16:1016:10
Saint-Maur - Créteil16:1216:12
Joinville-le-Pont16:1416:15
Nogent-sur-Marne16:1616:17
Fontenay-sous-Bois16:1816:19
Vincennes16:2116:22
Nation16:2416:25
Gare de Lyon16:2716:28
Châtelet - Les Halles16:3116:31
Auber16:3316:34
Charles de Gaulle - Étoile16:3716:37
La Défense16:4116:42
Nanterre - Préfecture16:4416:44
Nanterre Université16:4616:46
Nanterre - Ville16:4816:48
Rueil-Malmaison16:5016:51
Chatou - Croissy16:5216:53
Le Vésinet - Centre16:5416:55
Le Vésinet - Le Pecq16:5616:57
Saint-Germain-en-Laye17:0117:01

Frequently asked questions

What time does RER ZEUS51 depart?

RER ZEUS51 departs from Boissy-Saint-Léger at 15:59 (typical schedule from reported times). Actual times may vary.

How many stops does RER ZEUS51 make?

RER ZEUS51 connects Boissy-Saint-Léger to Saint-Germain-en-Laye with 24 stops.

Is RER ZEUS51 on time?

Over the reported runs, RER ZEUS51 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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