Getting from Helsinki to Lakehouse Juolas (in Mäntyharju)
From Helsinki Airport
By car ~2h to Lakehouse Juolas
Or by train:
Commute by train to 'Tikkurila' train station (~10 minutes)
Take intercity train to Mäntyharju (~1h 55min)
Finally take a taxi from the Mäntyharju railway to the Lakehouse (12km)
From Helsinki Center
By car ~2h 15min to Lakehouse Juolas (roads 4 & 5)
Or by train:
Take Intercity train to Mäntyharju (~2h 10min)
Finally take a taxi from the Mäntyharju railway to the Lakehouse (12km)
Or by bus (for example Onnibussi)
Take the bus to Vihantasalmi (~ 2h 30min)
Taxi from Vihantasalmi to Lakehouse Juolas (11km)
Taking a ship ⛴️ to Helsinki
There are multiple ferry lines to Helsinki. All of them allow cars so you can arrive with your own car which is often the more cost-effective alternative especially when staying for a longer time in Finland.
From Sweden
Stockholm - Helsinki ~18h (Viking Line, Silja Line, etc.)
From Germany
Travemünde (Lübeck) - Helsinki 30h (Finnlines)
From Estonia
Tallin - Helsinki 3h 30min (Tallink-Siljaline, Viking Line, Eckerö Line, etc.)
Flights ✈️ to Helsinki
The Helsinki International Airport has direct flights from almost every European major city. Here a just some examples on the traveling options to Helsinki when taking direct flights (as of 2023).
From Germany
Berlin - Helsinki 1h 50min (Finnair, Eurowings, etc.)
Frankfurt - Helsinki 2h 30min (Lufthansa, Finnair, etc.)
Munich - Helsinki 2h 45min (Lufthansa, etc.)
Hamburg - Helsinki 1h 50min (Finnair)
From Sweden
Stockholm - Helsinki 55min (Norwegia, SAS, Finnair, etc.)
From Switzerland
Zürich - Helsinki 2h 45min (Finnair)
From Austria
Wien - Helsinki 2h 25min (Finnair)
From Great Britain
London 2h 55min (Finnair, British Airways, Norwegian, etc.)
Edinburg 2h 30min (Finnair, British Airways, etc.)
Other routes to Finland
Some other options are also possible. For example by train from Central Europe to Stockholm and taking the Ferry from Stockholm to Helsinki or Turku.
Another popular option to/from Central and Eastern Europe to Finland is the so called "Via Baltica". The road E67 runs from Warshaw though 5 countries all the way to Tallin from where it is only a 3h ferry ride to Helsinki. More about Via Baltica here in Wikipedia: European route E67 - Wikipedia