First State Investments is taking over the run from Helsingor in Denmark to Helsingborg in Sweden for an undisclosed price.
The deal has allowed Scandlines to pay off EUR 66m ($75m) of debt.
The rest of the sales proceeds will be handed out as dividends to its owner, the investment fund 3i.
Four of the ferries operate the route all year round and a fifth can be added in the peak season.
The
