Vacations to Go offers a Costa Cruises 7-Night Mediterranean Cruise for Two with prices starting from $698. That's the lowest price we could find for any such cruise in November by $200. This roundtrip cruise aboard the Costa Diadema departs on November 14 from Barcelona, Spain, and includes stops in Palma de Mallorca, Spain; Rome, Italy; La Spezia, Italy; Savona, Italy; and Marseille, France.