7 Night Round Trip from Buenos Aires on the Costa Diadema
Set sail with the Costa Diadema and get ready for seven nights of luxurious travel across the sea from Buenos Aires and back again!
Spending time in rare stops such as Itajai, Montevideo, and Santos makes this sailing noteworthy. This route is an unusual one for the Diadema.
This price includes all all meals, entertainment, port charges, and taxes. No surprises at checkout!
The Costa Diadema
Over 3,700 cruisers can travel on this Dream class ship, based in South America and Europe and refurbished just three years ago in 2023.
The Diadema Costa wows guests with a roller skating rink, a casino, an outdoor movie theater, a gym, a spa, a jacuzzi, and a solarium.
Your Itinerary
This itinerary includes three port days and three days at sea. Highlights include visits to extremely rare ports like Itajai, Montevideo, and Santos.
Apple
Outlook
Alternate Sailings
The Diadema sails this route two times this year plus 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 an outside cabin.
Book Your Cruise
Since it was first listed on February 26th of this year, The price of this sailing has ranged between $1,146 and $1,455 for an outside cabin, inclusive of taxes and port fees. The accompanying graph indicates the cost over time for the different classes of cabin. At only $146 more than the all time low of $1,146 now is a great time to lock in your outside room
Last Updated: Oct 2, 2026
Last Modified: Sep 30, 2026