7 Night Round Trip from Buenos Aires on the Costa Diadema
Reserve your balcony cabin on the Costa Diadema and prepare yourself for seven nights of luxurious travel through the sea from Buenos Aires and back!
This sailing is particularly exciting because you will exclusively visit once-in-a-lifetime stops such as Itajai, Montevideo, and Santos. This route is a rare one for the Diadema.
This price includes all all taxes and fees. No surprises at checkout!
The Costa Diadema
The Diadema Costa, based in South America and Europe and refurbished just three years ago in 2023, is a Dream class vessel that can carry comfortably more than 3,700 passengers.
The Diadema Costa boasts a roller skating rink, a casino, a spa, a gym, an outdoor movie theater, a jacuzzi, and a solarium.
Your Itinerary
This cruise spends three days in port and three days at sea. Highlights include visits to once-in-a-lifetime stops like Itajai, Montevideo, and Santos.
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Outlook
Alternate Sailings
The Diadema sails this route two times this year in addition to nine times next year. This is the only ship that sails this exact route. In the accompanying graphic you can see a visualization of when this ship sails as well as the relative price for a balcony cabin.
Book Your Cruise
This graph indicates the cost over time for each class of cabin. Since it was first listed on February 26th of this year, The price of this sailing has fluctuated between $1,626 and $2,095 for a balcony room, including taxes and port fees. Today this itinerary is just $216 more than the all time low of $1,626 so reserve your balcony stateroom now before it goes up.
Last Updated: Oct 2, 2026
Last Modified: Oct 2, 2026