BBA (Busbetrieb Aarau) 4 B 4 Bus

A bus service operated by BBA (Busbetrieb Aarau)

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List of stops

Number of stops: 15

Map

Aarau, Bahnhof – Biberstein, Ihegi

Aarau, Bahnhof	20:55	21:25	21:55	22:25	22:55	23:25	23:40	00:17 +1	00:50 +1
Aarau, Kunsthaus	20:56	21:26	21:56	22:26	22:56	23:26	23:41	00:18 +1	00:51 +1
Aarau, Holzmarkt	20:57	21:27	21:57	22:27	22:57	23:27	23:42	00:19 +1	00:52 +1
Aarau, Amthaus	20:57	21:27	21:57	22:27	22:57	23:27	23:42	00:19 +1	00:52 +1
Aarau, Kettenbrücke	20:59	21:29	21:59	22:29	22:59	23:29	23:44	00:21 +1	00:54 +1
Aarau, Aarepark	21:00	21:30	22:00	22:30	23:00	23:30	23:45	00:22 +1	00:55 +1
Aarau, Sonnmattweg	21:01	21:31	22:01	22:31	23:01	23:31	23:46	00:23 +1	00:56 +1
Aarau, Achenbergstrasse	21:02	21:32	22:02	22:32	23:02	23:32	23:47	00:24 +1	00:57 +1
Aarau, Aarenau	21:03	21:33	22:03	22:33	23:03	23:33	23:48	00:25 +1	00:58 +1
Rombach, Widler	21:03	21:33	22:03	22:33	23:03	23:33	23:48	00:25 +1	00:58 +1
Rombach, Obstgarten	21:04	21:34	22:04	22:34	23:04	23:34	23:49	00:26 +1	00:59 +1
Rombach, Aabach	21:05	21:35	22:05	22:35	23:05	23:35	23:50	00:27 +1	01:00 +1
Küttigen, Kirchberg	21:06	21:36	22:06	22:36	23:06	23:36	23:51	00:28 +1	01:01 +1
Biberstein, Wissenbach	21:07	21:37	22:07	22:37	23:07	23:37	23:52	00:29 +1	01:02 +1
Biberstein, Post	21:08	21:38	22:08	22:38	23:08	23:38	23:53	00:30 +1	01:03 +1
Biberstein, Dorf	21:09	21:39	22:09	22:39	23:09	23:39	23:54	00:31 +1	01:04 +1
Biberstein, Ihegi	21:12	21:42	22:12	22:42	23:12	23:42	23:57	00:34 +1	01:07 +1

The schedule is provided in the local timezone. Times with "(+1)" indicate departures on the next day.

Biberstein, Ihegi – Aarau, Bahnhof

Biberstein, Ihegi	20:45	21:15	21:45	22:15	22:45	00:00 +1	00:34 +1
Biberstein, Dorf	20:46	21:16	21:46	22:16	22:46	00:01 +1	00:35 +1
Biberstein, Post	20:47	21:17	21:47	22:17	22:47	00:02 +1	00:36 +1
Biberstein, Wissenbach	20:48	21:18	21:48	22:18	22:48	00:03 +1	00:37 +1
Küttigen, Kirchberg	20:49	21:19	21:49	22:19	22:49	00:04 +1	00:38 +1
Rombach, Aabach	20:50	21:20	21:50	22:20	22:50	00:05 +1	00:39 +1
Rombach, Obstgarten	20:51	21:21	21:51	22:21	22:51	00:06 +1	00:40 +1
Rombach, Widler	20:52	21:22	21:52	22:22	22:52	00:07 +1	00:41 +1
Aarau, Aarenau	20:53	21:23	21:53	22:23	22:53	00:08 +1	00:42 +1
Aarau, Achenbergstrasse	20:54	21:24	21:54	22:24	22:54	00:09 +1	00:43 +1
Aarau, Sonnmattweg	20:55	21:25	21:55	22:25	22:55	00:10 +1	00:44 +1
Aarau, Aarepark	20:56	21:26	21:56	22:26	22:56	00:11 +1	00:45 +1
Aarau, Kettenbrücke	20:57	21:27	21:57	22:27	22:57	00:12 +1	00:46 +1
Aarau, Amthaus	21:00	21:30	22:00	22:30	23:00	00:15 +1	00:48 +1
Aarau, Bahnhof	21:03	21:33	22:03	22:33	23:03	00:18 +1	00:50 +1

The schedule is provided in the local timezone. Times with "(+1)" indicate departures on the next day.

Last updated on March 27, 2026

Route Path (Streets & Roads)

Outbound: Aarau, Bahnhof – Biberstein, Ihegi

Bahnhofplatz - Bahnhofstrasse - Graben - Laurenzenvorstadt - Schiffländestrasse - Küttigerstrasse - Kirchbergstrasse - Aarenaustrasse - Widlerstrasse - Bibersteinerstrasse - Aarauerstrasse - Unternbergstrasse - Auensteinerstrasse

Inbound: Biberstein, Ihegi – Aarau, Bahnhof

Auensteinerstrasse - Unternbergstrasse - Aarauerstrasse - Bibersteinerstrasse - Widlerstrasse - Aarenaustrasse - Kirchbergstrasse - Küttigerstrasse - Schiffländestrasse - Laurenzenvorstadt - Bahnhofplatz

All data is available in GTFS feed: geops-chl

Bus 4 FAQ

What time does the 4 bus start operating?

Services on the 4 - B 4 bus start at 20:55 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday.
What time does the 4 bus stop working?

Services on the 4 - B 4 bus stop at 01:07 ⁺¹ on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday.
Is there a 4 bus stop near me?

Click here to view the nearest 4 - B 4 bus stop.

4 bus Route Map

PDF Version: 4 timetable, stops and map

4 (Aarau Buses)

The first stop of the 4 bus route is Aarau, Bahnhof and the last stop is Biberstein, Ihegi. 4 (B 4) is operational during everyday.

Additional information: 4 has 17 stops and the total trip duration for this route is approximately 17 minutes.

See why over 2 million users trust and consider busmaps.com as the best public transport website. busmaps gives you Aarau Buses suggested routes, real-time bus tracker, line route maps in Aarau, and helps to find the closest 4 bus stops near you. No internet available? Download an offline PDF map and bus schedule for the 4 bus to take on your trip.

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