Cheap Ferry tickets to Tunis

What are the most popular routes to Tunis?

Palermo - TunisAverage priceCOP 490,832Average duration11h 30mDaily departures2
Genoa - TunisAverage priceCOP 516,399Average duration1d 1hDaily departures2
Civitavecchia - TunisAverage priceCOP 854,218Average duration18h 30mDaily departures1