Costa Diadema sails 5 nights from Marseille, France, departing October 28, 2026, with 3 ports of call and 1 sea day. Operated by Costa Cruises. The lowest fare we found today is $535 per person, on the USA market. 5 of the 5 markets we track currently list this sailing. Over the last 400 days this market's fare has ranged from $394 to $695.
Costa Diadema · Photo: Costa CruisesPer person, as listed by the cruise line; taxes and fees vary by market. Bars are in euro so the markets compare on one scale.
One sea day is part of the plan.
Per person, one reading a day from the line's own site.
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Same ship and length within eight weeks of this sailing, in the USA market.