Costa Diadema: Our cruises in South America for 2026

14cruisesfound

Your search criteria:

Costa Diadema - South America

Argentina, Brazil, Uruguay

Itinerary : Buenos Aires, Montevideo, Itajai, Santos, Buenos Aires

On-board meals included

11 other departures

Costa Diadema

8 d

Inside Stateroom

Buenos Aires

03/10/2027

from

$ 999

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

Other ports of embarkation:

Montevideo, Santos, Itajai

Other departures:

23-30 Dec 2026

06-13-20-27 Jan 2027

03-10-17-24 Feb 2027

Other departures

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Brazil

Itinerary : Itajai, Santos, Ilhabella, Itajai

On-board meals included

3 other departures

Costa Diadema

5 d

Inside Stateroom

Itajai

12/12/2026

from

$ 552

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

Other ports of embarkation:

Santos

Other departures:

28 Nov 2026

05 Dec 2026

20 Mar 2027

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Brazil

Itinerary : Santos, Ilhabella, Itajai, Santos

On-board meals included

3 other departures

Costa Diadema

5 d

Inside Stateroom

Santos

12/06/2026

from

$ 552

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

Other ports of embarkation:

Itajai

Other departures:

29 Nov 2026

13 Dec 2026

21 Mar 2027

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Brazil

Itinerary : Santos, Ilhabella, Itajai, Santos

On-board meals included

Costa Diadema

5 d

Inside Stateroom

Santos

03/28/2027

from

$ 562

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

Other ports of embarkation:

Itajai

View offers

Brazil

Itinerary : Itajai, Santos, Ilhabella, Itajai

On-board meals included

Costa Diadema

5 d

Inside Stateroom

Itajai

03/27/2027

from

$ 562

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

Other ports of embarkation:

Santos

View offers

Uruguay, Argentina, Brazil

Itinerary : Montevideo, Itajai, Santos, Buenos Aires, Montevideo

On-board meals included

10 other departures

Costa Diadema

8 d

Inside Stateroom

Montevideo

01/28/2027

from

$ 999

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

Other ports of embarkation:

Buenos Aires, Itajai, Santos

Other departures:

24-31 Dec 2026

07-14-21 Jan 2027

04-18-25 Feb 2027

Other departures

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Brazil, Uruguay, Argentina

Itinerary : Itajai, Santos, Buenos Aires, Montevideo, Itajai

On-board meals included

12 other departures

Costa Diadema

8 d

Inside Stateroom

Itajai

02/27/2027

from

$ 1,249

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

Other ports of embarkation:

Santos, Montevideo, Buenos Aires

Other departures:

19-26 Dec 2026

02-09-16-23-30 Jan 2027

06-13-20 Feb 2027

Other departures

View offers

Brazil, Uruguay, Argentina

Itinerary : Santos, Buenos Aires, Montevideo, Itajai, Santos

On-board meals included

12 other departures

Costa Diadema

8 d

Inside Stateroom

Santos

03/07/2027

from

$ 1,249

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

Other ports of embarkation:

Itajai, Montevideo, Buenos Aires

Other departures:

20-27 Dec 2026

03-10-17-24-31 Jan 2027

07-14-21-28 Feb 2027

Other departures

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Uruguay, Argentina, Brazil

Itinerary : Buenos Aires, Montevideo, Itajai, Santos

On-board meals included

Costa Diadema

5 d

Inside Stateroom

Buenos Aires

03/17/2027

from

$ 721

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

View offers

Brazil

Itinerary : Santos, Rio de Janeiro, Salvador de Bahia, Maceio

On-board meals included

Costa Diadema

6 d

Inside Stateroom

Santos

04/04/2027

from

$ 478

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

View offers

Brazil

Itinerary : Itajai, Santos, Itajai

On-board meals included

3 other departures

Costa Diadema

4 d

Inside Stateroom

Itajai

12/16/2026

from

$ 439

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

Other ports of embarkation:

Santos

Other departures:

25 Nov 2026

02-09 Dec 2026

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Brazil

Itinerary : Itajai, Santos, Ilhabella, Itajai

On-board meals included

1 other departures

Costa Diadema

4 d

Inside Stateroom

Itajai

03/31/2027

from

$ 459

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

Other ports of embarkation:

Santos

Other departures:

24 Mar 2027

View offers

Brazil

Itinerary : Santos, Ilhabella, Itajai, Santos

On-board meals included

1 other departures

Costa Diadema

4 d

Inside Stateroom

Santos

04/01/2027

from

$ 459

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

Other ports of embarkation:

Itajai

Other departures:

25 Mar 2027

View offers

Brazil, Uruguay

Itinerary : Montevideo, Itajai, Santos

On-board meals included

Costa Diadema

4 d

Inside Stateroom

Montevideo

03/18/2027

from

$ 389

Special Prices for Families

Full board"

Authentic Italian cuisine

On-board meals included

View offers

Cruises South America on Costa Diadema