7 Night Round Trip from Buenos Aires on the Costa Diadema
Get ready for seven nights of refreshing sailing across the sea when you set sail with the Costa Diadema from Buenos Aires and back.
This cruise is notable because you will exclusively call on once-in-a-lifetime stops like Itajai, Montevideo, and Santos. This route is an interesting one for the Diadema.
We include all entertainment, meals, port fees, and taxes in the price, so there are no surprises.
The Costa Diadema
The Diadema Costa, based in South America and Europe and refurbished less than three years ago in 2023, is a Dream class vessel that can house over 3,700 cruisers.
The Diadema Costa has a roller skating rink, a solarium, a gym, a jacuzzi, a spa, an outdoor movie theater, and a casino.
Your Itinerary
This itinerary consists of three days at sea and three days in port. High points include visits to once-in-a-lifetime stops like Itajai, Montevideo, and Santos.
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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 an outside cabin.
Book Your Cruise
Since being listed seven months ago, The cost of an outside cabin on this cruise has varied between $1,289 and $1,645 inclusive of taxes and port fees. The accompanying graph shows the price over time for every type of cabin. At only $163 more expensive than the all time low of $1,289 right now is a great time to lock in your outside cabin
Last Updated: Oct 2, 2026
Last Modified: Oct 1, 2026