7 Night Round Trip from Buenos Aires on the Costa Diadema
Prepare for seven nights of breathtaking cruising through the sea when you embark on the Costa Diadema from Buenos Aires and back again.
Touring through rare ports like Itajai, Montevideo, and Santos makes this sailing particularly exciting. This route is a special one for the Diadema.
We include all all entertainment, meals, taxes, and port fees in this, so that you can compare trips easily.
The Costa Diadema
The Diadema Costa, based in South America and Europe and refurbished only three years ago in 2023, is a Dream class ship that can house comfortably over 3,700 guests.
The Diadema Costa offers a roller skating rink, a jacuzzi, a casino, a gym, a spa, an outdoor movie theater, and a solarium.
Your Itinerary
This sailing includes three sea days and three days in port. Highlights include visits to once-in-a-lifetime cities like Itajai, Montevideo, and Santos.
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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
The accompanying graph shows the price over time for all types of cabin. Since it was first listed on February 26th of this year, The cost of this itinerary has ranged between $1,169 and $1,485 for an outside cabin, inclusive of taxes and port charges.
Last Updated: Oct 2, 2026
Last Modified: Sep 30, 2026