RER GLAK91
RERHistorical average delay — home ranking
+1.5 min
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: 2. 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: 8/12/2026, 1:00:25 AM – 9/11/2026, 1:00:25 AM (Europe/Paris).
- Runs in the window
- 4
- Events confirmed by the source
- 0
- Events predicted by the source
- 0
- Unknown event type
- 2
- Cancelled runs, excluded
- 2
- No usable delay, excluded
- 1
Latest source timestamp: 9/3/2026, 8:10:14 AM (Europe/Paris).
Runs are identified within each source. Identities across sources are kept separate without a proven match. Exclusions can overlap.
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.
Cancelled runs are excluded from the punctuality calculation.
Delay values
Frequently asked questions
What time does RER GLAK91 depart?
Not enough recordings yet to establish a typical schedule.
How many stops does RER GLAK91 make?
RER GLAK91 connects Saint-Rémy-lès-Chevreuse to Aulnay-sous-Bois with 59 stops.
Is RER GLAK91 on time?
Over the reported runs, every run of RER GLAK91 was cancelled (2 runs): punctuality cannot be established.
Other trains on this line
Live status and delays for the other trains serving the same stations.