7 Night Round Trip from Buenos Aires on the Costa Diadema
Settle in for seven nights of leisurely travel through the sea when you embark on the Costa Diadema from Buenos Aires and back.
This cruise is notable because you will only call on rare ports such as Itajai, Montevideo, and Santos. This route is a rare one for the Diadema, But January is the most popular time of year to sail it.
This price includes all meals, entertainment, port charges, and taxes. No surprises at checkout!
The Costa Diadema
More than 3,700 cruisers can comfortably sail on this Dream class cruise ship, based in Europe and South America and refurbished only three years ago in 2023.
The Diadema Costa has a roller skating rink, an outdoor movie theater, a gym, a solarium, a jacuzzi, a spa, and a casino.
Your Itinerary
This sailing is made up of three port days and three days at sea. High points include visits to rare destinations like Itajai, Montevideo, and Santos.
Alternate Sailings
The Diadema sails this route two times this year as well as nine times next year. No other ship sails this exact same route. In the accompanying graphic you can see a visualization of when this ship sails as well as the relative price.
Book Your Cruise
The accompanying graph indicates the price over time for the different types of cabin. Since it was first listed on February 26th of this year, The cost of this itinerary has fluctuated between $1,446 and $1,855 for a cabin, inclusive of taxes and port fees.
Last Updated: Aug 9, 2026
Last Modified: Jul 21, 2026