7 Night Round Trip from Buenos Aires on the Costa Diadema
Prepare for seven nights of breathtaking cruising across the sea when you reserve your cabin on the Costa Diadema from Buenos Aires and back.
Spending time in rare stops such as Itajai, Montevideo, and Santos makes this cruise noteworthy. This route is an unusual one for the Diadema.
This is the total price, including all entertainment, meals, taxes, and port fees.
The Costa Diadema
The Diadema Costa, the flagship of Costa's Diadema class, is a Diadema class cruise ship based in South America and Europe that can accomodate more than 3,700 cruisers.
The Diadema Costa offers guests a roller skating rink, a gym, a solarium, a spa, an outdoor movie theater, a jacuzzi, and a casino.
- Ship class
- Diadema
- Built
- 2014
- Refurbished
- 2023
- Guests
- 3,772
- Crew
- 1,253
- Length
- 1,004 ft
Your Itinerary
This sailing includes three sea days and three days in port. High points include visits to extremely rare cities like Itajai, Montevideo, and Santos.
© OpenStreetMap · © ESA WorldCover
Book Your Cruise
Since being listed eight months ago, The price of this sailing has varied between $1,056 and $1,335 for a room, including taxes and port charges. Today this sailing is just $136 higher than the all time low of $1,056 so lock in your stateroom now before it goes up.
Photos show a typical cabin in each class. Layout and decor vary by category.
Resources
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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. No other ship sails this exact same 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
- Jan 27 Wed, 2027 $1,342 $192/day
- Feb 3 Wed, 2027 $1,332 $190/day
- Feb 17 Wed, 2027 $1,302 $186/day
- Feb 24 Wed, 2027 $1,302 $186/day
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Mar 3 Wed, 2027 This sailing
- 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