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Bus N21 : Full Schedule in Aarau

A bus service operated by Busbetrieb Aarau
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List of stops
      Number of stops: 15
      Map

      Biberstein, Ihegi – Aarau, Bahnhof

      Biberstein, Ihegi

      		03:3902:06 +102:39 +1

      Biberstein, Dorf

      		03:4002:07 +102:40 +1

      Biberstein, Post

      		03:4102:08 +102:41 +1

      Biberstein, Wissenbach

      		03:4202:09 +102:42 +1

      Aarau, Neumattstrasse

      		03:4402:11 +102:44 +1

      Aarau, Delfterstrasse

      		03:4502:12 +102:45 +1

      Aarau, Tellizentrum

      		03:4502:12 +102:45 +1

      Aarau, Berufsschule

      		03:4602:13 +102:46 +1

      Aarau, Bahnhof

      		03:5002:17 +102:50 +1
      The schedule is provided in the local timezone. Times with "(+1)" indicate departures on the next day.

      Aarau, Bahnhof – Biberstein, Ihegi

      Aarau, Bahnhof03:2001:47 +102:20 +1
      Aarau, Kunsthaus03:2101:48 +102:21 +1
      Aarau, Holzmarkt03:2201:49 +102:22 +1
      Aarau, Amthaus03:2201:49 +102:22 +1
      Aarau, Kettenbrücke03:2401:51 +102:24 +1
      Aarau, Aarepark03:2501:52 +102:25 +1
      Rombach, Rombacherhof03:2601:53 +102:26 +1
      Rombach, Hinterrain03:2701:54 +102:27 +1
      Rombach, Stock03:2801:55 +102:28 +1
      Küttigen, Post03:2901:56 +102:29 +1
      Küttigen, Kreuz03:3201:59 +102:32 +1
      Biberstein, Wissenbach03:3502:02 +102:35 +1
      Biberstein, Post03:3602:03 +102:36 +1
      Biberstein, Dorf03:3702:04 +102:37 +1
      Biberstein, Ihegi03:3902:06 +102:39 +1
      The schedule is provided in the local timezone. Times with "(+1)" indicate departures on the next day.
      The schedule is provided in the local timezone. Times with "(+1)" indicate departures on the next day.
      Build real-time departures into your app Free API Access →

      Route Path (Streets & Roads)

      Outbound: Biberstein, Ihegi – Aarau, Bahnhof
      Auensteinerstrasse - Unternbergstrasse - Aarauerstrasse - Tellistrasse - Bahnhofplatz
      Inbound: Aarau, Bahnhof – Biberstein, Ihegi
      Bahnhofplatz - Bahnhofstrasse - Graben - Laurenzenvorstadt - Flösserstrasse - Küttigerstrasse - Neue Stockstrasse - Hauptstrasse - Aarauerstrasse - Unternbergstrasse - Auensteinerstrasse

      Schedules and stops for this route are published in GTFS: odp-swiss, geops-chl

      Bus N21 FAQ

      • What time does the N21 bus start operating?

        Services on the N21 bus start at 03:39 on Friday, Saturday, Sunday.

      • What time does the N21 bus stop working?

        Services on the N21 bus stop at 02:50 +1 on Friday, Saturday, Sunday.

      • Is there a N21 bus stop near me?

        Click here to view the nearest N21 bus stop.

      N21 (Aarau Buses)

      The first stop of the N21 bus route is Biberstein, Ihegi and the last stop is Aarau, Bahnhof. N21 is operational during on weekends.

      Additional information: N21 has 9 stops. The total trip duration for this route is approximately 11 minutes.

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      Last updated on July 25, 2026