Helsinki Cathedral above the steps of Senate Square

Finland

Helsinki travel guide: what to book, closed days and what the Helsinki Card is worth

What to know before visiting Helsinki: Temppeliaukio Rock Church admission, Ateneum and Uspenski Monday closures, and the airport train ABC ticket. Sourced fares, saunas, ferries, and transit logistics.

Photo: Diego Delso · CC BY-SA 3.0
In this guide

💡 The Short Version: Helsinki is straightforward to navigate. Most central sights cluster within walking distance of Helsinki Central Station and Senate Square. The Ateneum Art Museum and Uspenski Cathedral close on Mondays. From Helsinki Airport, take the commuter train (lines I and P) directly to Central Station in 28 to 32 minutes using a Zone ABC ticket. Standard Zone AB tickets do not extend to the airport. The Suomenlinna Sea Fortress is free to enter, reached by the municipal HSL ferry from Market Square on a standard AB transit ticket. Löyly public sauna requires advance online booking (€29 for a two-hour slot). Tallinn, Estonia is about two hours away by ferry. All pricing is in euros (€) only. Or book a tour: a sightseeing boat tour of the archipelagoad from €28 shows the capital from the water.

⚠️ Tickets cannot be bought on board. HSL drivers do not sell tickets on trams, buses, commuter trains, or the Suomenlinna municipal ferry, and cash is strictly refused. Purchase your ticket through the HSL mobile app, tap a contactless payment card at the ticket reader machine, or buy a paper barcode ticket at station ticket machines before stepping aboard. Travelling without a validated ticket incurs a €100 statutory penalty fare in addition to the standard single fare.

What to book, and when

Little needs booking ahead. The exceptions are evening sauna sessions and holiday ferry departures.

SightBooking requirementOfficial adult priceEssential logistical detail
SuomenlinnaWalk-in accessFortress entry free; HSL ferry on a Zone AB ticketHSL municipal ferry runs all year from Market Square; private JT-Line waterbus runs in summer
Rock Church (Temppeliaukio)Walk in or online€8 (minors free)Open daily; closed during church services
Ateneum Art MuseumWalk in or online€23.00 at counter, €21.00 onlineClosed Mondays; open until 20:00 Wednesdays and Thursdays; Finnish Golden Age masters
Uspenski CathedralWalk-in access€5 (under-18s free)Closed Mondays; open Tuesday to Friday 09:30–16:00 (10:00–18:00 May to August), Saturday 10:00–15:00, Sunday 13:00–16:00
Helsinki Cathedral & Senate SquareWalk-in accessSquare free; Cathedral: a summer contribution may applySenate Square always accessible; Cathedral crypt holds summer cafe and exhibition programmes
Oodi Central LibraryWalk-in accessFree admissionOpen Monday to Friday 08:00–21:00, weekends 10:00–20:00; public balcony overlooks Parliament
Löyly Public SaunaOnline booking essential€29.00 for 2-hour slotIncludes smoke sauna, wood-fired sauna, towel, locker, and direct sea ladder into Baltic
Allas Sea PoolOnline recommended€19 on weekdays, €24 from Friday afternoon (allaspool.fi)Located on Market Square waterfront; heated 27°C pool, filtered sea pool, and saunas
Seurasaari Open-Air MuseumWalk-in accessIsland free; museum tickets at the deskHistoric rural buildings open mid-May to mid-September; island footbridge open year-round
Tallinn Day TripBook days in advanceFares on the operators’ sitesCrossing of about 2 hours (Tallink 2 hours, Eckerö Line 2 hours 15 minutes) via Tallink Silja, Viking Line or Eckerö Line; international passport required
Helsinki CardOnline or tourist deskCity card from €62 for 24 hours (GetYourGuide)Covers Zone AB transit, Ateneum, Temppeliaukio, Suomenlinna Museum, summer boat tour

Market Square

Market Square (Kauppatori) on the South Harbour waterfront, where ferries depart for Suomenlinna. Photo: DXR, Wikimedia Commons, CC BY-SA 4.0.

Opening hours and closed days

Getting around: HSL zones and fares

HSL (Helsingin seudun liikenne) runs the trams, metro, commuter trains, buses and the Suomenlinna ferry on one ticket system, divided into zones A, B, C and D.

  • Zone A: Central Helsinki peninsula, including Central Station, Senate Square, Punavuori, Töölö, and Katajanokka.
  • Zone B: Inner suburban belt, including Kallio, Pasila, Lauttasaari, and Espoo border areas.
  • Zone C: Outer metropolitan ring, including Helsinki-Vantaa Airport (Lentoasema), Espoo Centre, and Nuuksio border access.
  • Zone D: Far outer regional municipalities such as Kerava, Kirkkonummi, and Tuusula.

There is no Zone A-only ticket; the minimum in central Helsinki is a two-zone Zone AB ticket.

Ticket typeValidityNotes
Single ticket80 min (AB) / 110 min (ABC)Free transfers across trams, metro, trains and the Suomenlinna ferry
Day passes24, 48 or 72 hoursUnlimited travel; prices in the HSL app
7-day pass7 daysFor extended stays
Child single (7–17)Same validityUnder 7s travel free on all HSL routes

A child in a pushchair travels free with an adult on all HSL buses, trams and commuter trains.

Uspenski Cathedral

Red-brick Uspenski Cathedral commanding the granite outcrop in Katajanokka. Photo: Virtual-Pano, Wikimedia Commons, CC BY-SA 4.0.

Transport from Helsinki Airport

Trains leave from the underground station beneath arrivals at Helsinki-Vantaa Airport (HEL):

  1. Ring Rail Line trains (I and P): Commuter trains run every 6 to 10 minutes on a loop. P-trains travel westward via Huopalahti into Helsinki Central Station in 28 minutes. I-trains travel eastward via Tikkurila into Central Station in 32 minutes. Both require a standard Zone ABC ticket. Ticket vending machines stand beside the escalators leading down to the platforms.
  2. HSL bus 600: Runs round the clock from platform 42 outside the terminal to Railway Square (Rautatientori) beside Central Station in 40 to 45 minutes on the same ABC ticket. Use it between about 01:15 and 04:30, when the trains pause.
  3. Taxis: Ranks sit outside the arrivals hall; licensed fleets include Taksi Helsinki, Menevä and Lähitaksi.

For detailed luggage tips and night connections, consult our complete guide to Helsinki Airport to the city.

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Public saunas: etiquette and booking

  • Swimwear rules: Löyly and Allas Sea Pool have mixed-gender sauna rooms where swimwear is compulsory. Neighbourhood saunas like Kotiharjun Sauna in Kallio have separate men’s and women’s sections where bathers go unclothed and sit on disposable bench towels (pefletti).
  • Löyly (Hernesaari): A smoke sauna (savusauna) and a wood-fired sauna beside a restaurant deck. Two-hour sessions cost €29.00 per person and include a towel, bench cover, locker and a ladder into the Baltic. Book online, especially for Friday and Saturday afternoons.
  • Kotiharjun Sauna (Kallio): Built in 1928 and wood-fired. Admission is €16.00 for adults. Bathers cool down on the pavement outside wrapped in towels.
  • Sompasauna (Mustikkamaa): A free, volunteer-run sauna on the shoreline, open 24 hours with no staff and no lockers. Bring your own towel, water and firewood, and take your rubbish away.

Temppeliaukio Church

The circular copper dome and natural bedrock walls inside Temppeliaukio Rock Church. Photo: Link, Wikimedia Commons, CC BY 2.5.

Day trips from Helsinki

  • Porvoo: A town 50 km east. Express buses (OnniBus and Matkahuolto) leave Kamppi underground bus terminal every 20 minutes and take 50 minutes. It has cobbled lanes of 18th-century wooden houses, a medieval stone cathedral and red riverside warehouses. In summer (mid-May to September), the historic passenger vessel m/s J.L. Runeberg sails between Helsinki Market Square and Porvoo in 3.5 hours. Read our complete Porvoo day trip guide.
  • Nuuksio National Park: Granite valleys, pine forest and lakes 35 km northwest. Reach the trails via HSL commuter train lines E, U, or X from Central Station to Espoo Centre (Zone B), connecting directly with local HSL bus 245 or 245A to Haukkalampi visitor gate (Zone C; total journey 75 minutes on an ABC ticket each way). Trails are free; the Finnish Nature Centre Haltia’s exhibition ticket is €7 for adults (haltia.com, valid 19 October 2026 to 27 January 2027). See our Nuuksio National Park day trip guide.
  • Tallinn, Estonia: High-speed cruise ferries cross the Gulf of Finland in about two hours (Tallink 2 hours, Eckerö Line 2 hours 15 minutes). Tallink Silja (Megastar and MyStar) and Eckerö Line depart from West Harbour Terminal 2 (Länsisatama T2), while Viking Line sails from Katajanokka. Fares are on the operators’ sites. Tallinn’s Old Town is a 15-minute walk from the ferry docks. See our Tallinn day trip guide.
  • Other regional excursions: Further options include Häme Castle in Hämeenlinna (one hour by mainline VR train), the artisan ironworks village of Fiskars, and Jean Sibelius’s lakeside home at Ainola in Järvenpää. Review our complete survey of day trips from Helsinki.

Itineraries and city planning

To make the most of your time, explore our structured walking itineraries and neighbourhood guides:

Itineraries

Day-by-day plans for a first visit.

Which ticket to buy

The official ticket, the tours that include entry, and which sells out first.

Day trips from Helsinki

Out and back in a day, with the tours compared against going on your own.

Where to stay

Areas and hotels, chosen for a visitor rather than a resident.

Airport transfers

From the airport to the centre, every option priced and timed.

Getting around

Tickets, passes and the transport a visitor actually uses.

What's on, month by month

Festivals, holidays and closures that change a visit.

Food and drink

Where to eat, what to order and when to book.

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Common questions

What do I need to book in advance for Helsinki?

Very little needs booking weeks ahead. Löyly sauna requires online reservations for its two-hour public sauna sessions, and Allas Sea Pool is best booked online on weekends. The Ateneum Art Museum gives a €2 discount when bought online in advance (€21 online vs €23 at the desk). Tallinn ferries should be reserved at least a few days ahead for the best vehicle or foot passenger rates. Sights such as Suomenlinna, Temppeliaukio Rock Church, and Oodi Library do not require advance reservations.

Is the Rock Church open to visitors?

Yes. Temppeliaukio Church (the Rock Church) is open daily for sightseeing except during Sunday morning worship services, weddings, and funerals. Adult admission is €8 (temppeliaukionkirkko.fi), while minors enter free of charge.

Which Helsinki museums and sights are closed on Mondays?

The Ateneum Art Museum, Kiasma Contemporary Art Museum, Design Museum, and Uspenski Cathedral are closed on Mondays. However, Temppeliaukio Rock Church, Oodi Central Library, the Suomenlinna Museum, Helsinki City Museum, and the Old Market Hall remain open on Mondays.

How do I get from Helsinki Airport to the city centre?

Take commuter train line I or line P directly from the underground station beneath Terminal 2. The train journey takes 28 to 32 minutes to Helsinki Central Station (Helsingin päärautatieasema). The airport sits in HSL transit Zone C, requiring a three-zone Zone ABC ticket for adults. Standard two-zone AB tickets do not cover airport travel.

How do I get to the Suomenlinna Sea Fortress?

The municipal HSL ferry departs from Market Square (Kauppatori) year-round, crossing to Suomenlinna main quay in 15 minutes. It uses standard HSL public transport tickets: a single Zone AB ticket works, and a dedicated 12-hour Suomenlinna return ticket is also sold. Entry to the fortress islands themselves is completely free.

Can I use cash in Helsinki?

You will rarely need it. Contactless cards, Apple Pay and Google Pay work at ticket machines, restaurants and market stalls. HSL buses, trams, trains, and ferries do not sell tickets on board and do not accept cash.

Do I need a visa to visit Helsinki?

Citizens of the UK, US, Canada, Australia, and New Zealand do not require a visa for tourist stays up to 90 days in any 180-day period within the Schengen Area. Passports must have been issued within the past 10 years and remain valid for at least three months beyond your planned departure date. The EU Entry/Exit System (EES) captures digital biometric photos and fingerprints at border control.