Nieuw Amsterdam: 21 nights from Barcelona

Nieuw Amsterdam sails this route on 3 dates between June and August 2028. A 21-night round trip from Barcelona, sailing in the evening. It makes 14 port calls, starting with Valletta, Souda (Chania) and Santorini. The stops are in seven countries, and calls last 7 to 16 hours. You're back in Barcelona in the morning. Nieuw Amsterdam (2010) carries up to 2,106 guests on 12 decks and has 9 restaurants, 5 of them included in the fare.