7 Night Round Trip from Buenos Aires on the Costa Diadema
Settle in for seven nights of breathtaking travel through the sea when you book your cabin on the Costa Diadema from Buenos Aires and back again.
Stopping at exotic destinations such as Itajai, Montevideo, and Santos makes this trip special. This route is an unusual one for the Diadema.
Our price is the total price, including meals, entertainment, taxes, and fees.
The Costa Diadema
Based in South America and Europe and refurbished less than three years ago in 2023, over 3,700 travelers can travel on the Diadema Costa, the namesake of Costa's Diadema class.
The Diadema Costa offers guests a roller skating rink, a solarium, a spa, a casino, an outdoor movie theater, a gym, and a jacuzzi.
- Ship class
- Diadema
- Built
- 2014
- Refurbished
- 2023
- Guests
- 3,772
- Crew
- 1,253
- Length
- 1,004 ft
Your Itinerary
This cruise consists of three days at sea and three days in port. Major features include visits to once-in-a-lifetime stops like Itajai, Montevideo, and Santos.
© OpenStreetMap · © ESA WorldCover
Book Your Cruise
Since being listed eight months ago, The price of a stateroom on this sailing has fluctuated between $1,064 and $1,345 including taxes and port charges.
Photos show a typical cabin in each class. Layout and decor vary by category.
Resources
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Your departure and return dates in the calendar you already use.
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One page with the route, the day-by-day schedule, typical weather and a notes box for each day.
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.
More dates on the Costa Diadema
- Dec 23 Wed, 2026 $1,662 $237/day
- Dec 30 Wed, 2026 $1,822 $260/day
- Jan 6 Wed, 2027 $1,492 $213/day
- Jan 13 Wed, 2027 $1,382 $197/day
- Jan 20 Wed, 2027 $1,852 $265/day
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Jan 27 Wed, 2027 This sailing
- Feb 3 Wed, 2027 $1,332 $190/day
- Feb 17 Wed, 2027 $1,302 $186/day
- Feb 24 Wed, 2027 $1,302 $186/day
- Mar 3 Wed, 2027 $1,192 $170/day
- Mar 10 Wed, 2027 $1,162 $166/day
Show alternate dates for this cruise → Show all cruises that sail this route →
Data as of Oct 21, 2026