Finnlines ferries travel on the routes Helsinki-Travemünde, Helsinki-Gdynia-Rostock, Naantali-Kapellskär, Malmö-Travemünde and Lübeck-St.Petersburg. All of the ferries are passenger-gargo ships so they take lots of gargo but passengers as well.

On the route Helsinki-Travemünde operates five ships and departures are daily. It is also possible to get of or on the ship in Gdynia. There are depertures from and to Rostock three times a week.

On the route Naantali - Kapellskär operates three ships. The travelling time is 8 hours. All of the passengers must have vehicle with them (e.g. car, motorcycle, bike) Foot passengers are not allowed on board.

On the route Malmö - Travemünde operates three ships. The travelling time is 9 hours.