Sopot is located at Gdańsk Bay, between Gdynia and Gdańsk. You can come here by ferry, plane, train or car.
Ferry can be comfortable mean of transportation for those coming from Northern Europe. Please look at Stena Line and Polferry timetables they serve direct connections between Sweden and Gdynia or Gdańsk. You can also use Ystad-Swinoujscie or Kopenhagen-Swinoujscie lines and travel around 350km by car.
You can come to Sopot by plane. Lech Walesa Airport is 30 minutes from Sopot. You can find information on available connections at airport web site here.