RER GUAD79

RER

Massy - PalaiseauAulnay-sous-Bois

Passages not confirmedTimes reported by the data source. Passages are not confirmed.

Historical average delay — home ranking

+5.8 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: 4. Calculated on: 9/11/2026, 1:00:25 AM (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: 1
Unknown event type: 3
Cancelled runs, excluded: 0
No usable delay, excluded: 0

Latest source timestamp: 9/10/2026, 8:30:58 AM (Europe/Paris).

Runs are identified within each source. Identities across sources are kept separate without a proven match. Exclusions can overlap.

Latest available run: these times are historical.

Stops on the latest run

Massy - Palaiseau
Departure
Scheduled time07:25
Predicted by the source07:25(0′)
Massy - Verrières-le-Buisson
Arrival
Scheduled time07:27
Predicted by the source07:27(0′)
Departure
Scheduled time07:27
Predicted by the source07:28(+1′)
Les Baconnets
Arrival
Scheduled time07:29
Predicted by the source07:29(0′)
Departure
Scheduled time07:29
Predicted by the source07:30(+1′)
Antony
Arrival
Scheduled time07:31
Predicted by the source07:31(0′)
Departure
Scheduled time07:32
Predicted by the source07:33(+1′)
La Croix de Berny
Arrival
Scheduled time07:33
Predicted by the source07:33(0′)
Departure
Scheduled time07:34
Predicted by the source07:34(0′)
Parc de Sceaux
Arrival
Scheduled time07:35
Predicted by the source07:35(0′)
Departure
Scheduled time07:36
Predicted by the source07:36(0′)
Bourg-la-Reine
Arrival
Scheduled time07:37
Predicted by the source07:37(0′)
Departure
Scheduled time07:38
Predicted by the source07:40(+2′)
Bagneux
Arrival
Scheduled time07:40
Predicted by the source07:42(+2′)
Departure
Scheduled time07:40
Predicted by the source07:44(+4′)
Arcueil - Cachan
Arrival
Scheduled time07:41
Predicted by the source07:44(+3′)
Departure
Scheduled time07:42
Predicted by the source07:45(+3′)
Laplace
Arrival
Scheduled time07:44
Predicted by the source07:46(+2′)
Departure
Scheduled time07:44
Predicted by the source07:48(+4′)
Gentilly
Arrival
Scheduled time07:45
Predicted by the source07:48(+3′)
Departure
Scheduled time07:46
Predicted by the source07:50(+4′)
Cité Universitaire
Arrival
Scheduled time07:47
Predicted by the source07:50(+3′)
Departure
Scheduled time07:48
Predicted by the source07:51(+3′)
Denfert Rochereau
Arrival
Scheduled time07:50
Predicted by the source07:53(+3′)
Departure
Scheduled time07:51
Predicted by the source07:54(+3′)
Port Royal
Arrival
Scheduled time07:52
Predicted by the source07:55(+3′)
Departure
Scheduled time07:52
Predicted by the source07:56(+4′)
Luxembourg
Arrival
Scheduled time07:53
Predicted by the source07:57(+4′)
Departure
Scheduled time07:54
Predicted by the source07:58(+4′)
Saint-Michel
Arrival
Scheduled time07:55
Predicted by the source08:01(+6′)
Departure
Scheduled time07:56
Predicted by the source08:05(+9′)
Châtelet les Halles
Arrival
Scheduled time07:58
Predicted by the source08:06(+8′)
Departure
Scheduled time07:59
Predicted by the source08:07(+8′)
Gare du Nord
Arrival
Scheduled time08:02
Predicted by the source08:09(+7′)
Departure
Scheduled time08:03
Predicted by the source08:12(+9′)
La Plaine Stade de France - Saint-Denis - Aubervilliers
Arrival
Scheduled time08:07
Predicted by the source08:16(+9′)
Departure
Scheduled time08:08
Predicted by the source08:17(+9′)
La Courneuve - Aubervilliers
Arrival
Scheduled time08:10
Predicted by the source08:19(+9′)
Departure
Scheduled time08:10
Predicted by the source08:20(+10′)
Le Bourget
Arrival
Scheduled time08:13
Predicted by the source08:23(+10′)
Departure
Scheduled time08:13
Predicted by the source08:24(+11′)
Drancy
Arrival
Scheduled time08:16
Predicted by the source08:26(+10′)
Departure
Scheduled time08:16
Predicted by the source08:27(+11′)
Le Blanc-Mesnil
Arrival
Scheduled time08:18
Predicted by the source08:29(+11′)
Departure
Scheduled time08:18
Predicted by the source08:30(+12′)
Aulnay-sous-Bois
Arrival
Scheduled time08:20
Predicted by the source08:31(+11′)

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 time—

average delay+2.3 min

max delay+12 min

runs reported4

stops24

Delay values

DateDelay (min)

2026-09-072.0416666666666665

2026-09-081.4583333333333333

2026-09-090.45454545454545453

2026-09-105.166666666666667

Typical schedule

Stops and times of RER GUAD79 from Massy - Palaiseau to Aulnay-sous-Bois on a typical weekday. Actual times may vary.

StopArrivalDeparture

Massy - Palaiseau—07:25

Massy - Verrières-le-Buisson07:2707:27

Les Baconnets07:2907:29

Antony07:3107:32

La Croix de Berny07:3307:34

Parc de Sceaux07:3507:36

Bourg-la-Reine07:3707:38

Bagneux07:4007:40

Arcueil - Cachan07:4107:42

Laplace07:4407:44

Gentilly07:4507:46

Cité Universitaire07:4707:48

Denfert Rochereau07:5007:51

Port Royal07:5207:52

Luxembourg07:5307:54

Saint-Michel07:5507:56

Châtelet les Halles07:5807:59

Gare du Nord08:0208:03

La Plaine Stade de France - Saint-Denis - Aubervilliers08:0708:08

La Courneuve - Aubervilliers08:1008:10

Le Bourget08:1308:13

Drancy08:1608:16

Le Blanc-Mesnil08:1808:18

Aulnay-sous-Bois08:20—

Frequently asked questions

What time does RER GUAD79 depart?

RER GUAD79 departs from Massy - Palaiseau at 07:25 (typical schedule from reported times). Actual times may vary.

How many stops does RER GUAD79 make?

RER GUAD79 connects Massy - Palaiseau to Aulnay-sous-Bois with 24 stops.

Is RER GUAD79 on time?

Not enough reported runs yet to establish punctuality.

Other trains on this line

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

Back to the list