7 Night Round Trip from Buenos Aires on the Costa Diadema
Settle in for seven nights of breathtaking sailing through the sea when you reserve your balcony cabin on the Costa Diadema from Buenos Aires and back.
Calling on very uncommon destinations such as Itajai, Montevideo, and Santos makes this trip notable. This route is an unusual one for the Diadema.
This price is the total price for a balcony cabin, including meals, entertainment, taxes, and fees.
The Costa Diadema
More than 3,700 travelers can travel on this Dream class ship, based in South America and Europe and refurbished only three years ago in 2023.
The Diadema Costa has a roller skating rink, an outdoor movie theater, a spa, a gym, a jacuzzi, a casino, and a solarium.
Your Itinerary
This itinerary spends three days at sea and three days in port. High points include visits to rare destinations like Itajai, Montevideo, and Santos.
Apple
Outlook
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 for a balcony cabin.
Book Your Cruise
The accompanying graph displays the price over time for the various types of cabin. Since it was first listed on February 26th of this year, The cost of a balcony stateroom on this itinerary has ranged between $1,244 and $1,585 inclusive of taxes and port charges. Right now this itinerary is just $168 higher than the all time low of $1,244 so lock in your balcony cabin now before it goes up.
Last Updated: Oct 2, 2026
Last Modified: Oct 2, 2026