7 Night Round Trip from Buenos Aires on the Costa Diadema
Get ready for seven nights of luxurious cruising across the sea when you reserve your cabin on the Costa Diadema from Buenos Aires and back again.
Stopping at rare destinations such as Itajai, Montevideo, and Santos makes this trip noteworthy. This route is a special one for the Diadema.
Our price includes all entertainment, meals, port fees, and taxes. No sneaky extra fees!
The Costa Diadema
The Diadema Costa, based in Europe and South America and refurbished only three years ago in 2023, is a Dream class cruise ship that can carry more than 3,700 passengers.
The Diadema Costa is home to a roller skating rink, a solarium, a spa, an outdoor movie theater, a jacuzzi, a gym, and a casino.
Your Itinerary
This itinerary consists of three days in port and three sea days. Highlights include visits to exotic cities like Itajai, Montevideo, and Santos.
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.
Book Your Cruise
Since it was first listed on February 26th of this year, The price of this cruise has ranged between $1,056 and $1,335 for a stateroom, inclusive of taxes and port charges. The accompanying graph displays the cost over time for each class of cabin.
Last Updated: Jul 21, 2026
Last Modified: Jul 21, 2026