RER 148122-148123

RER

InvalidesMontigny - Beauchamp

Passage confirmedPassage confirmed by the source at one or more stops. Other times are estimated.

Punctuality : 100% on time · average delay +1.4 min · over 28 observed days

Usually

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

Departs: 14:43
Arrives: 15:34
Journey time: 51 min
Stops: 19
Runs: Every day

Stops on the latest run

19 stops passed : 12 confirmed by the source, 7 from the forecast. Latest source data: 3 h 35 ago.

Run ended according to the timetable

Estimated progress: filled dots before the next stop, a ring at the next stop, empty dots afterwards. These markers do not confirm passages.

Earlier stop (estimated)
Invalides
Arrival
Scheduled time14:43
Departure
Scheduled time14:43
Predicted by the source14:43(0′)
Passed according to the source forecast (data 16 h 38 old)
Passage confirmed by the source
Pont de l'Alma
Arrival
Scheduled time14:44
Confirmed by the source14:45(+1′)
Arrival reported by the source, no actual time
Departure
Scheduled time14:45
Predicted by the source14:46(+1′)
Passage confirmed by the source
Champ de Mars Tour Eiffel
Arrival
Scheduled time14:47
Confirmed by the source14:47(+1′)
Arrival reported by the source, no actual time
Departure
Scheduled time14:47
Predicted by the source14:48(+1′)
Passage confirmed by the source
Avenue du Président Kennedy Maison de Radio France
Arrival
Scheduled time14:49
Confirmed by the source14:49(+1′)
Arrival reported by the source, no actual time
Departure
Scheduled time14:50
Predicted by the source14:50(+1′)
Passage confirmed by the source
Boulainvilliers
Arrival
Scheduled time14:51
Confirmed by the source14:51(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time14:52
Predicted by the source14:52(0′)
Earlier stop (estimated)
Avenue Henri Martin
Arrival
Scheduled time14:54
Predicted by the source14:53(-1′)
Departure
Scheduled time14:54
Predicted by the source14:54(0′)
Passed according to the source forecast (data 4 h 46 old)
Passage confirmed by the source
Avenue Foch
Arrival
Scheduled time14:55
Confirmed by the source14:55(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time14:56
Predicted by the source14:56(0′)
Passage confirmed by the source
Neuilly - Porte Maillot
Arrival
Scheduled time14:58
Confirmed by the source14:58(-1′)
Arrival reported by the source, no actual time
Departure
Scheduled time14:59
Predicted by the source14:59(0′)
Passage confirmed by the source
Péreire Levallois
Arrival
Scheduled time15:01
Confirmed by the source15:01(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time15:02
Predicted by the source15:02(0′)
Earlier stop (estimated)
Porte de Clichy
Arrival
Scheduled time15:05
Predicted by the source15:05(0′)
Departure
Scheduled time15:06
Predicted by the source15:06(0′)
Passed according to the source forecast (data 4 h 36 old)
Passage confirmed by the source
Saint-Ouen
Arrival
Scheduled time15:08
Confirmed by the source15:08(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time15:09
Predicted by the source15:09(0′)
Passage confirmed by the source
Les Grésillons
Arrival
Scheduled time15:12
Confirmed by the source15:12(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time15:13
Predicted by the source15:13(0′)
Earlier stop (estimated)
Gennevilliers
Arrival
Scheduled time15:14
Predicted by the source15:14(0′)
Departure
Scheduled time15:15
Predicted by the source15:15(0′)
Passed according to the source forecast (data 4 h 27 old)
Passage confirmed by the source
Épinay-sur-Seine
Arrival
Scheduled time15:18
Confirmed by the source15:17(-1′)
Arrival reported by the source, no actual time
Departure
Scheduled time15:18
Predicted by the source15:18(0′)
Earlier stop (estimated)
Saint-Gratien
Arrival
Scheduled time15:20
Predicted by the source15:20(0′)
Departure
Scheduled time15:21
Predicted by the source15:21(0′)
Passed according to the source forecast (data 4 h 21 old)
Passage confirmed by the source
Ermont - Eaubonne
Arrival
Scheduled time15:24
Confirmed by the source15:24(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time15:25
Predicted by the source15:25(0′)
Earlier stop (estimated)
Cernay
Arrival
Scheduled time15:27
Predicted by the source15:27(0′)
Departure
Scheduled time15:28
Predicted by the source15:28(0′)
Passed according to the source forecast (data 4 h 14 old)
Passage confirmed by the source
Franconville - Le Plessis-Bouchard
Arrival
Scheduled time15:30
Confirmed by the source15:30(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time15:30
Predicted by the source15:30(0′)
Earlier stop (estimated)
Montigny - Beauchamp
Arrival
Scheduled time15:34
Predicted by the source15:33(-1′)
Departure
Scheduled time15:34
Passed according to the source forecast (data 4 h 05 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+1.4 min

max delay+27 min

runs reported28

stops19

Delay values

DateDelay (min)

2026-10-050.6666666666666666

2026-10-060

2026-10-070.6296296296296297

2026-10-080.037037037037037035

2026-10-09-0.18518518518518517

2026-10-100.2631578947368421

2026-10-110.21052631578947367

2026-10-121.8148148148148149

2026-10-131.1851851851851851

2026-10-141.3333333333333333

2026-10-150.18518518518518517

2026-10-160.5925925925925926

2026-10-170.2631578947368421

2026-10-18-0.42105263157894735

2026-10-192.5185185185185186

2026-10-201

2026-10-210.07407407407407407

2026-10-221.4444444444444444

2026-10-2325.818181818181817

2026-10-240.05263157894736842

2026-10-250.8947368421052632

2026-10-26-0.13333333333333333

2026-10-270.35294117647058826

2026-10-280.6333333333333333

2026-10-290.4666666666666667

2026-10-300.43333333333333335

2026-10-310.05263157894736842

2026-11-01-0.05263157894736842

Historical average delay — home ranking: +1.6 min (over 28 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: 28. Calculated on: 11/1/2026, 4:29:21 PM (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, 5:29:21 PM – 11/1/2026, 4:29:21 PM (Europe/Paris).

Runs in the window: 28
Events confirmed by the source: 0
Events predicted by the source: 28
Unknown event type: 0
Cancelled runs, excluded: 0
No usable delay, excluded: 0

Latest source timestamp: 11/1/2026, 3:31:57 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 148122-148123 from Invalides to Montigny - Beauchamp on a typical weekday. Actual times may vary.

StopArrivalDeparture

Invalides14:4314:43

Pont de l'Alma14:4414:45

Champ de Mars Tour Eiffel14:4714:47

Avenue du Président Kennedy Maison de Radio France14:4914:50

Boulainvilliers14:5114:52

Avenue Henri Martin14:5414:54

Avenue Foch14:5514:56

Neuilly - Porte Maillot14:5814:59

Péreire Levallois15:0115:02

Porte de Clichy15:0515:06

Saint-Ouen15:0815:09

Les Grésillons15:1215:13

Gennevilliers15:1415:15

Épinay-sur-Seine15:1815:18

Saint-Gratien15:2015:21

Ermont - Eaubonne15:2415:25

Cernay15:2715:28

Franconville - Le Plessis-Bouchard15:3015:30

Montigny - Beauchamp15:3415:34

Frequently asked questions

What time does RER 148122-148123 depart?

RER 148122-148123 departs from Invalides at 14:43 (typical schedule from reported times). Actual times may vary.

How many stops does RER 148122-148123 make?

RER 148122-148123 connects Invalides to Montigny - Beauchamp with 19 stops.

Is RER 148122-148123 on time?

Over the reported runs, RER 148122-148123 was reported on time 100% of runs, with an average delay of 1.4 minutes.

Other trains on this line

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

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