Picture
Sweden - Consider over night more expensive but sleep is part of trip , no wasted hours to go from Stockholm to Turku, Finland
Viking Line More Expensive
Tallink 


​Possible stops in Sweden on the way to Oslo, Norway on the Kattegattleden Trail -
Links Ferry - Cycloscope
Hoganas - Anders N 
Halmstad - Joel, 
Kungsbacka - Daniella and Bogdan