RER ENNE21

RER
Châtelet les HallesAéroport - Charles-de-Gaulle 2 RER
Some stops cancelled1 of 36 stops are reported cancelled. Passages at the other stops are not confirmed.

Punctuality : 90% on time · average delay +1.7 min · over 10 observed days

Usually

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

Departs
22:05 · Saint-Rémy-lès-Chevreuse
Arrives
23:34 · Aéroport CDG (Terminal 2) - TGV
Journey time
1 h 29
Stops
36
Runs
Weekends

Latest available run: these times are historical.

Stops on the latest run

35 stops passed : 21 confirmed by the source, 14 from the forecast.

  1. Saint-Rémy-lès-Chevreuse
    Arrival
    Scheduled time
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast
  2. Courcelle-sur-Yvette
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast
  3. Gif-Sur-Yvette
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast
  4. La Hacquinière
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+1′)
  5. Bures-sur-Yvette
    Arrival
    Scheduled time
    Predicted by the source(+1′)
    Departure
    Scheduled time
    Predicted by the source(+1′)
    Passed according to the source forecast
  6. Orsay - Ville
    Arrival
    Scheduled time
    Confirmed by the source(+2′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+2′)
  7. Le Guichet
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+1′)
  8. Lozère
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+1′)
  9. Palaiseau - Villebon
    Arrival
    Scheduled time
    Predicted by the source(+1′)
    Departure
    Scheduled time
    Predicted by the source(+1′)
    Passed according to the source forecast
  10. Palaiseau
    Arrival
    Scheduled time
    Confirmed by the source(+2′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+2′)
  11. Massy - Palaiseau
    Arrival
    Scheduled time
    Confirmed by the source(+3′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+2′)
  12. Massy - Verrières
    Arrival
    Scheduled time
    Confirmed by the source(+2′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+2′)
  13. Les Baconnets
    Arrival
    Scheduled time
    Confirmed by the source(+2′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+2′)
  14. Fontaine Michalon
    Arrival
    Scheduled time
    Predicted by the source(+2′)
    Departure
    Scheduled time
    Predicted by the source(+2′)
    Passed according to the source forecast
  15. Antony
    Arrival
    Scheduled time
    Predicted by the source(+2′)
    Departure
    Scheduled time
    Predicted by the source(+2′)
    Passed according to the source forecast
  16. La Croix de Berny
    Arrival
    Scheduled time
    Confirmed by the source(+2′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+2′)
  17. Parc de Sceaux
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+1′)
  18. Bourg-la-Reine
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+1′)
  19. Cité Universitaire
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+1′)
  20. Denfert-Rochereau
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(+1′)
  21. Port Royal
    Arrival
    Scheduled time
    Predicted by the source(+1′)
    Departure
    Scheduled time
    Predicted by the source(+1′)
    Passed according to the source forecast
  22. Luxembourg
    Arrival
    Scheduled time
    Predicted by the source(+1′)
    Departure
    Scheduled time
    Predicted by the source(+1′)
    Passed according to the source forecast
  23. Saint-Michel Notre-Dame
    Arrival
    Scheduled time
    Predicted by the source(+1′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast
  24. Châtelet - Les HallesCancelled
    Arrival
    Scheduled time
    Predicted by the source
    Departure
    Scheduled time
    Predicted by the source
  25. Gare du Nord
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  26. La Plaine Stade de France
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  27. La Courneuve - Aubervilliers
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast
  28. Le Bourget
    Arrival
    Scheduled time
    Confirmed by the source(-1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  29. Drancy
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast
  30. Le Blanc-Mesnil
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast
  31. Aulnay-sous-Bois
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  32. Sevran - Beaudottes
    Arrival
    Scheduled time
    Confirmed by the source(-1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  33. Villepinte
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  34. Parc des Expositions
    Arrival
    Scheduled time
    Confirmed by the source(-1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  35. Aéroport CDG 1 (Terminal 3)
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  36. Aéroport CDG (Terminal 2) - TGV
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Passed according to the source forecast

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 time90%
average delay+1.7 min
max delay+10 min
runs reported10
stops36
0m4m8m2/1010/1025/10
Delay values
DateDelay (min)
2026-10-020.7222222222222222
2026-10-030.6666666666666666
2026-10-041.0833333333333333
2026-10-050.25
2026-10-101.8333333333333333
2026-10-110.5277777777777778
2026-10-171.75
2026-10-180.2222222222222222
2026-10-248.342857142857143
2026-10-251.2
Historical average delay — home ranking: +0.5 min (over 11 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: 11. 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, 11:13:42 PM – 11/1/2026, 10:13:42 PM (Europe/Paris).

Runs in the window
11
Events confirmed by the source
0
Events predicted by the source
11
Unknown event type
0
Cancelled runs, excluded
0
No usable delay, excluded
0

Latest source timestamp: 10/30/2026, 4:06:28 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 ENNE21 from Châtelet les Halles to Aéroport - Charles-de-Gaulle 2 RER on a typical weekday. Actual times may vary.

StopArrivalDeparture
Saint-Rémy-lès-Chevreuse22:0522:05
Courcelle-sur-Yvette22:0722:08
Gif-Sur-Yvette22:1022:11
La Hacquinière22:1222:12
Bures-sur-Yvette22:1422:14
Orsay - Ville22:1622:17
Le Guichet22:1822:19
Lozère22:2022:21
Palaiseau - Villebon22:2322:23
Palaiseau22:2422:25
Massy - Palaiseau22:2622:27
Massy - Verrières22:2922:29
Les Baconnets22:3122:31
Fontaine Michalon22:3222:33
Antony22:3422:35
La Croix de Berny22:3622:36
Parc de Sceaux22:3822:38
Bourg-la-Reine22:3922:40
Cité Universitaire22:4522:46
Denfert-Rochereau22:4722:48
Port Royal22:4922:50
Luxembourg22:5122:51
Saint-Michel Notre-Dame22:5322:54
Châtelet - Les Halles22:5522:56
Gare du Nord22:5923:00
La Plaine Stade de France23:0423:05
La Courneuve - Aubervilliers23:0723:07
Le Bourget23:1023:10
Drancy23:1323:13
Le Blanc-Mesnil23:1523:15
Aulnay-sous-Bois23:1723:18
Sevran - Beaudottes23:2023:21
Villepinte23:2323:23
Parc des Expositions23:2523:26
Aéroport CDG 1 (Terminal 3)23:3023:31
Aéroport CDG (Terminal 2) - TGV23:3423:34

Frequently asked questions

What time does RER ENNE21 depart?

RER ENNE21 departs from Saint-Rémy-lès-Chevreuse at 22:05 (typical schedule from reported times). Actual times may vary.

How many stops does RER ENNE21 make?

RER ENNE21 connects Châtelet les Halles to Aéroport - Charles-de-Gaulle 2 RER with 36 stops.

Is RER ENNE21 on time?

Over the reported runs, RER ENNE21 was reported on time 90% of runs, with an average delay of 1.7 minutes.

Other trains on this line

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

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