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Bus 21n - Asema-aukio-Vattuniemi-Lauttasaari (M)-Katajaharju in Helsinki: Stops & Timetable

A regional bus service operated by Helsingin seudun liikenne
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List of stops
      Number of stops: 15
      Map

      Postitalo – Katajaharju

      Postitalo

      		23:4700:17 +100:47 +101:17 +101:47 +102:17 +1

      Simonkatu

      		23:4900:19 +100:49 +101:19 +101:49 +102:19 +1

      Kampintori

      		23:5000:20 +100:50 +101:20 +101:50 +102:20 +1

      Ruoholahdenkatu

      		23:5100:21 +100:51 +101:21 +101:51 +102:21 +1

      Länsiväylä

      		23:5300:23 +100:53 +101:23 +101:53 +102:23 +1

      Salmisaari

      		23:5400:24 +100:54 +101:24 +101:54 +102:24 +1

      Lauttasaaren silta

      		23:5600:26 +100:56 +101:26 +101:56 +102:26 +1

      Pajalahdentie

      		23:5700:27 +100:57 +101:27 +101:57 +102:27 +1

      Heikkiläntie

      		23:5800:28 +100:58 +101:28 +101:58 +102:28 +1

      Vattuniemenkuja

      		23:5900:29 +100:59 +101:29 +101:59 +102:29 +1

      Nahkahousuntie

      		00:00 +100:30 +101:00 +101:30 +102:00 +102:30 +1

      Vattuniemi

      		00:01 +100:31 +101:01 +101:31 +102:01 +102:31 +1

      Wavulinintie

      		00:02 +100:32 +101:02 +101:32 +102:02 +102:32 +1

      Särkiniementie

      		00:03 +100:33 +101:03 +101:33 +102:03 +102:33 +1

      Hevosenkenkäpuisto

      		00:04 +100:34 +101:04 +101:34 +102:04 +102:34 +1

      Lauttasaaren kirkko

      		00:05 +100:35 +101:04 +101:34 +102:04 +102:34 +1

      Kuikkarinne

      		00:06 +100:36 +101:05 +101:35 +102:05 +102:35 +1

      Takaniementie

      		00:06 +100:36 +101:05 +101:35 +102:05 +102:35 +1

      Viklakuja

      		00:07 +100:37 +101:06 +101:36 +102:06 +102:36 +1

      Vaskiniementie

      		00:08 +100:38 +101:07 +101:37 +102:07 +102:37 +1

      Koivusaarentie

      		00:09 +100:39 +101:08 +101:38 +102:08 +102:38 +1

      Katajaharju

      		00:10 +100:40 +101:09 +101:39 +102:09 +102:39 +1

      All trips in this timetable are wheelchair accessible.

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

      Katajaharju – Postitalo

      Katajaharju00:16 +100:46 +101:16 +101:46 +1
      Koivusaarentie00:17 +100:47 +101:17 +101:47 +1
      Vaskiniementie00:18 +100:48 +101:18 +101:48 +1
      Viklakuja00:19 +100:49 +101:19 +101:49 +1
      Takaniementie00:19 +100:49 +101:19 +101:49 +1
      Kuikkarinne00:20 +100:50 +101:20 +101:50 +1
      Lauttasaaren kirkko00:20 +100:50 +101:20 +101:50 +1
      Hevosenkenkäpuisto00:20 +100:50 +101:20 +101:50 +1
      Särkiniementie00:22 +100:52 +101:22 +101:52 +1
      Wavulinintie00:22 +100:52 +101:22 +101:52 +1
      Vattuniemi00:23 +100:53 +101:23 +101:53 +1
      Melkonkuja00:24 +100:54 +101:24 +101:54 +1
      Nahkahousuntie00:25 +100:54 +101:24 +101:54 +1
      Vattuniemenkuja00:25 +100:55 +101:25 +101:55 +1
      Heikkiläntie00:26 +100:56 +101:26 +101:56 +1
      Pajalahdentie00:27 +100:56 +101:26 +101:56 +1
      Lauttasaaren silta00:28 +100:57 +101:27 +101:57 +1
      Salmisaari00:31 +101:00 +101:30 +102:00 +1
      Länsiväylä00:33 +101:02 +101:32 +102:02 +1
      Lapinrinne00:35 +101:04 +101:34 +102:04 +1
      Kamppi, tulo00:37 +1s01:06 +1s01:36 +1s02:06 +1s
      Arkadian puisto00:38 +101:07 +101:37 +102:07 +1
      Postitalo00:39 +101:08 +101:38 +102:08 +1

      All trips in this timetable are wheelchair accessible.

      The schedule is provided in the local timezone. Times with "(+1)" indicate departures on the next day.
      Times marked s - "set down only" - the vehicle will only stop to drop passengers off.
      The schedule is provided in the local timezone. Times with "(+1)" indicate departures on the next day.
      Times marked s - "set down only" - the vehicle will only stop to drop passengers off.
      Build real-time departures into your app Free API Access →

      Route Path (Streets & Roads)

      Outbound: Postitalo – Katajaharju
      Postikatu - Simonkatu - Urho Kekkosen katu - Ruoholahdenkatu - Porkkalankatu - Lauttasaarentie - Meripuistotie - Vattuniemenkatu - Itälahdenkatu - Särkiniementie - Isokaari - Katajaharjuntie
      Inbound: Katajaharju – Postitalo
      Katajaharjuntie - Isokaari - Särkiniementie - Wavulinintie - Itälahdenkatu - Melkonkuja - Vattuniemenkatu - Meripuistotie - Lauttasaarentie - Porkkalankatu - Lapinrinne - Salomonkatu - Postikatu

      Schedules and stops for this route are published in GTFS: fintraffic

      Regional Bus Service 21n FAQ

      • What time does the 21n bus start operating?

        Services on the 21n - Asema-aukio-Vattuniemi-Lauttasaari (M)-Katajaharju bus start at 23:47 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday.

      • What time does the 21n bus stop working?

        Services on the 21n - Asema-aukio-Vattuniemi-Lauttasaari (M)-Katajaharju bus stop at 02:39 +1 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday.

      • Is there a 21n bus stop near me?

        Click here to view the nearest 21n - Asema-aukio-Vattuniemi-Lauttasaari (M)-Katajaharju bus stop.

      21n (Helsinki Buses)

      The first stop of the 21n bus route is Postitalo and the last stop is Katajaharju. 21n (Asema-aukio-Vattuniemi-Lauttasaari (M)-Katajaharju) is operational during everyday.

      Additional information: 21n has 22 stops. The total trip duration for this route is approximately 23 minutes.

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      Similar Routes & Alternatives to 21n

      Looking for alternatives to 21n? Discover top-rated routes that share similar paths and stops. Compare schedules and find a backup route for your journey.

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      Last updated on July 30, 2026