Formentera is a real island, as it does not have an airport and is only accessible by sea.
It takes 25 minutes to sail Where is from the ports of Ibiza and La Savina.
Boat companies that cover the route to the island from the peninsula and from Ibiza:
Acciona Transmediterránea
902 45 46 45
Balearia:
902 160 180 - 971 312 071
Iscomar:
902 119 128
Mediterránea - Pitiusa:
971 322 443