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Suomenlinna fortress, Helsinki

Events in Helsinki in September 2026

Helsinki has 1 sourced event in September 2026. Compare dates, venues, and ticket sources below, then build the rest of your trip around the events you choose.

The Helsinki calendar for September 2026 leads with these:

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By TripSapien · Updated November 1, 2026

Going to Helsinki in September?

Add your dates and we'll build the rest of your trip around these events — every place checked for closures and booking needs.

Planning leads

Early leads on events still lining up. Exact dates and details firm up closer to your trip.

  • Aug 18 - Sep 5

    Helsinki Festival

    Helsinki. 2.

    Planning lead · dates set closer in · Source: festival calendar

  • Dates unconfirmed

    Helsinki International Film Festival

    Also known as Rakkautta & Anarkiaa (Love & Anarchy) and held annually in September, HIFF features a wide selection of films from all over the world.

    Planning lead · details firm up closer in · Source: seasonal calendar

Seasonal notes

  • Northern lights viewing: At 60.2° latitude with 12.5h of daylight this month, nights are dark enough for aurora when the sky is clear.

Ready to plan Helsinki?

Turn these September events into a full Helsinki plan, every place checked for closures, limited hours, and booking needs on your dates.

Helsinki guide

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