121 (Alsemberg - Argenteuil (Berlaymont)) Bus in Brussels

A bus service operated by TEC Brabant Wallon

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List of stops

Number of stops: 15

Map

Waterloo Berlaymont – Alsemberg Winderickxplein

Waterloo Berlaymont	16:10
Waterloo Napoléon	16:21
Waterloo Avenue Reine Astrid	16:23
Waterloo Athénée	16:26
Waterloo Place de la Gare	16:28
Waterloo Fructidor	16:30
Waterloo Clos des Roses	16:32
Waterloo Calvaire	16:34
Braine-L'Alleud Mont-Saint-Pont (Ch. Bara)	16:36
Ermite Eglise	16:38
Braine-L'Alleud Château d'Eau	16:38
Ermite Centre	16:39
Braine-L'Alleud Avenue du Prieuré	16:40
Braine-L'Alleud Drève des Pins	16:42
Sint-Genesius-Rode Zevenborren	16:43
Alsemberg Winderickxplein	16:45

Braine-L'Alleud Mont-Saint-Pont (Ch. Bara) ➞ Waterloo Berlaymont

Braine-L'Alleud Mont-Saint-Pont (Ch. Bara)	08:03
Waterloo Calvaire	08:05
Waterloo Clos des Roses	08:07
Waterloo Fructidor	08:10
Waterloo Place de la Gare	08:12
Waterloo Athénée	08:14
Waterloo Avenue Reine Astrid	08:18
Waterloo Napoléon	08:20
Waterloo Berlaymont	08:32

Last updated on March 21, 2026

Route Path (Streets & Roads)

Outbound: Waterloo Berlaymont – Alsemberg Winderickxplein

Drève d'Argenteuil - Avenue Reine Astrid - Rue de la Station - Rue de l'Infante - Chaussée Bara - Chaussée d'Alsemberg - Chaussée d'Alsemberg - Eigenbrakelse Steenweg - Steenweg naar Eigenbrakel

Inbound: Braine-L'Alleud Mont-Saint-Pont (Ch. Bara) ➞ Waterloo Berlaymont

Chaussée Bara - Rue de l'Infante - Rue de la Station - Avenue Reine Astrid - Drève d'Argenteuil

All data is available in GTFS feed: circula

Bus 121 FAQ

What time does the 121 bus start operating?

Services on the 121 - Alsemberg - Argenteuil (Berlaymont) bus start at 16:10 on Monday, Tuesday, Wednesday, Thursday, Friday.
What time does the 121 bus stop working?

Services on the 121 - Alsemberg - Argenteuil (Berlaymont) bus stop at 16:45 on Monday, Tuesday, Wednesday, Thursday, Friday.
Is there a 121 bus stop near me?

Click here to view the nearest 121 - Alsemberg - Argenteuil (Berlaymont) bus stop.

121 bus Route Map

PDF Version: 121 timetable, stops and map

121 (Brussels Buses)

The first stop of the 121 bus route is Waterloo Berlaymont and the last stop is Alsemberg Winderickxplein. 121 (Alsemberg - Argenteuil (Berlaymont)) is operational during on weekdays.

Additional information: 121 has 16 stops and the total trip duration for this route is approximately 35 minutes.

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