21 Bus

A bus service operated by Saint Germain Boucles de Seine

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List of stops

Number of stops: 15

Map

Gare du Vésinet - Le Pecq ➞ Gare de Marly-le-Roi - Bèque

Gare du Vésinet - Le Pecq	07:30	08:00	08:30	09:00	09:30	10:00	11:30	12:00	12:30	13:00	16:00	16:30	17:00	17:30	18:00	18:30	19:00	19:30	20:00	20:30
République	07:31	08:01	08:31	09:01	09:31	10:01	11:31	12:01	12:31	13:01	16:01	16:31	17:01	17:31	18:01	18:31	19:01	19:31	20:01	20:31
Jean Jaurès	07:33	08:03	08:33	09:03	09:33	10:03	11:33	12:03	12:33	13:03	16:03	16:33	17:03	17:33	18:03	18:33	19:03	19:33	20:03	20:33
Mairie	07:34	08:04	08:34	09:04	09:34	10:04	11:35	12:05	12:35	13:05	16:05	16:35	17:05	17:35	18:05	18:35	19:05	19:35	20:05	20:34
Brossolette	07:35	08:06	08:36	09:06	09:36	10:06	11:37	12:07	12:37	13:06	16:07	16:37	17:06	17:36	18:06	18:36	19:06	19:36	20:06	20:35
Jean Moulin	07:36	08:07	08:37	09:07	09:37	10:08	11:39	12:09	12:39	13:08	16:09	16:39	17:08	17:38	18:08	18:38	19:08	19:38	20:08	20:37
Ermitage Castors	07:37	08:08	08:38	09:08	09:38	10:09	11:40	12:10	12:40	13:09	16:10	16:40	17:09	17:39	18:09	18:39	19:09	19:39	20:09	20:38
Ermitage Pont	07:37	08:08	08:38	09:08	09:38	10:09	11:40	12:10	12:40	13:09	16:10	16:40	17:09	17:39	18:09	18:39	19:09	19:39	20:09	20:38
Les Lampes	07:40	08:11	08:41	09:11	09:41	10:12	11:43	12:13	12:43	13:12	16:13	16:43	17:12	17:42	18:12	18:42	19:12	19:42	20:12	20:41
Les Marronniers	07:41	08:12	08:42	09:12	09:42	10:13	11:44	12:14	12:44	13:13	16:14	16:44	17:13	17:43	18:13	18:43	19:13	19:43	20:13	20:42
Les Vignes Bénettes	07:42	08:13	08:43	09:13	09:43	10:14	11:46	12:16	12:46	13:14	16:16	16:45	17:14	17:44	18:14	18:44	19:14	19:44	20:14	20:43
Square des Sablons	07:43	08:14	08:44	09:14	09:44	10:15	11:47	12:17	12:47	13:15	16:17	16:46	17:15	17:45	18:15	18:45	19:15	19:45	20:15	20:44
Ramon Saint-Thibault	07:44	08:15	08:45	09:15	09:45	10:16	11:48	12:18	12:48	13:16	16:18	16:47	17:16	17:46	18:16	18:46	19:16	19:46	20:15	20:44
Les Pins Clos Courché	07:45	08:16	08:46	09:16	09:46	10:17	11:49	12:19	12:49	13:17	16:19	16:48	17:17	17:47	18:17	18:47	19:17	19:47	20:16	20:45
Gare de Marly-le-Roi - Bèque	07:48	08:19	08:49	09:19	09:49	10:20	11:52	12:22	12:52	13:20	16:22	16:53	17:21	17:50	18:20	18:50	19:20	19:50	20:19	20:48

Gare de Marly-le-Roi - Bèque ➞ Gare du Vésinet - Le Pecq

Gare de Marly-le-Roi - Bèque	07:30	08:00	08:30	09:00	09:30	10:00	11:30	12:00	12:30	13:00	16:00	16:30	17:00	17:30	18:00	18:30	19:00	19:30	20:00	20:30
Les Pins Clos Courché	07:31	08:01	08:31	09:01	09:31	10:01	11:31	12:01	12:31	13:01	16:01	16:31	17:01	17:31	18:01	18:31	19:01	19:31	20:01	20:31
Jean Witold	07:32	08:02	08:32	09:02	09:32	10:02	11:32	12:02	12:32	13:02	16:02	16:32	17:02	17:32	18:02	18:32	19:02	19:32	20:02	20:32
Ramon Saint-Thibault	07:33	08:03	08:33	09:03	09:33	10:03	11:33	12:03	12:33	13:03	16:03	16:33	17:03	17:33	18:03	18:33	19:03	19:33	20:03	20:33
Square des Sablons	07:34	08:04	08:34	09:04	09:34	10:04	11:34	12:04	12:34	13:04	16:04	16:34	17:04	17:34	18:04	18:34	19:04	19:34	20:04	20:33
Les Vignes Bénettes	07:35	08:05	08:35	09:05	09:35	10:05	11:35	12:05	12:35	13:05	16:05	16:35	17:05	17:35	18:05	18:35	19:05	19:35	20:05	20:34
Square des Aubades	07:37	08:07	08:37	09:07	09:37	10:07	11:37	12:07	12:37	13:07	16:07	16:37	17:07	17:37	18:06	18:36	19:06	19:36	20:06	20:35
Square de Saint-Germain	07:37	08:07	08:37	09:07	09:37	10:07	11:37	12:07	12:37	13:07	16:07	16:37	17:07	17:38	18:07	18:37	19:07	19:37	20:07	20:36
Ermitage Pont	07:39	08:09	08:39	09:09	09:39	10:09	11:39	12:09	12:39	13:09	16:09	16:40	17:10	17:41	18:10	18:40	19:10	19:39	20:09	20:38
Jean Moulin	07:42	08:12	08:42	09:12	09:42	10:12	11:42	12:12	12:42	13:12	16:12	16:43	17:13	17:44	18:13	18:43	19:13	19:42	20:12	20:40
Brossolette	07:43	08:13	08:43	09:13	09:43	10:13	11:43	12:13	12:43	13:13	16:13	16:44	17:14	17:45	18:14	18:44	19:15	19:43	20:13	20:41
Jean Jaurès	07:45	08:15	08:45	09:15	09:45	10:15	11:46	12:16	12:46	13:16	16:16	16:47	17:17	17:48	18:16	18:46	19:17	19:45	20:15	20:43
République	07:46	08:16	08:46	09:16	09:46	10:16	11:48	12:18	12:48	13:18	16:17	16:48	17:18	17:50	18:18	18:48	19:19	19:47	20:16	20:44
Gare du Vésinet - Le Pecq	07:49	08:19	08:49	09:19	09:49	10:19	11:51	12:21	12:51	13:21	16:20	16:51	17:21	17:53	18:21	18:51	19:22	19:50	20:19	20:47

Last updated on March 28, 2026

Route Path (Streets & Roads)

Outbound: Gare du Vésinet - Le Pecq ➞ Gare de Marly-le-Roi - Bèque

Chemin de la Limite du Pecq - Avenue Jean Jaurès - Avenue Georges Bizet - Boulevard Carnot - Boulevard Pierre Brossolette - Avenue Charles de Gaulle - Avenue du Président J.-F. Kennedy - Avenue de Saint-Germain - Rue de Fontenelle

Inbound: Gare de Marly-le-Roi - Bèque ➞ Gare du Vésinet - Le Pecq

Rue de Fontenelle - Avenue de Saint-Germain - Avenue du Président J.-F. Kennedy - Avenue Charles de Gaulle - Avenue Jean Jaurès - Route de Montesson - Avenue Georges Bizet

All data is available in GTFS feed: horairesau-246c687815b82f

Bus 21 FAQ

What time does the 21 bus start operating?

Services on the 21 bus start at 07:30 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday.
What time does the 21 bus stop working?

Services on the 21 bus stop at 20:48 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday.
Is there a 21 bus stop near me?

Click here to view the nearest 21 bus stop.

21 bus Route Map

PDF Version: 21 timetable, stops and map

21 (Saint-Germain-en-Laye Buses)

The first stop of the 21 bus route is Gare du Vésinet - Le Pecq and the last stop is Gare de Marly-le-Roi - Bèque. 21 is operational during everyday.

Additional information: 21 has 15 stops and the total trip duration for this route is approximately 23 minutes.

See why over 2 million users trust and consider busmaps.com as the best public transport website. busmaps gives you Saint-Germain-en-Laye Buses suggested routes, real-time bus tracker, line route maps in Saint-Germain-en-Laye, and helps to find the closest 21 bus stops near you. No internet available? Download an offline PDF map and bus schedule for the 21 bus to take on your trip.

21 bus near me