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Costa Cruises

Costa Diadema

64 sailingsSailing Thu, Nov 19, 2026 – Fri, Nov 5, 2027from $47/night

Read more on Wikipedia📍 Live position (VesselFinder)

  • In service since 2014
  • 133,019 gross tons
  • 306 m long
  • 37 m wide
  • 4,947 guests (max)
  • Built by Fincantieri

Ship facts: Wikidata

Destinations

Europe · 53Other · 8South America · 3

Departure & arrival ports

KielCopenhagenBarcelonaSantos (Sao Paolo)SavonaMarseillesLeixões (Porto)SalvadorMalagaAlicanteRio De JaneiroLe HavreFortalezaDover (London)Maceio

Cheapest sailings

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64 sailings · All dates

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Costa CruisesGreat price€169pp

Ocean Cruises from Dover | London

Mon, Apr 26, 20274 nightsCosta Diadema
Dover (London) → Aahrus → Kiel
€42/night
Costa CruisesGreat price€319pp

Ocean Cruises from Salvador da Bahia

Fri, Nov 20, 20263 nightsCosta Diadema
Salvador → Rio De Janeiro → Santos (Sao Paolo)
€106/night
Costa CruisesGreat price€359pp

Ocean Cruises from Barcelona

Round tripMon, Sep 20, 20273 nightsCosta Diadema
Barcelona → Balearic sea darkest spot → Marseilles → Savona → Barcelona
€120/night
Costa CruisesGreat price€399pp

Ocean Cruises from Le Havre

Sun, Apr 25, 20275 nightsCosta Diadema
Le Havre → Dover (London) → Aahrus → Kiel
€80/night
Costa CruisesGreat price€399pp

Ocean Cruises from Leixões | Porto

Thu, Apr 22, 20278 nightsCosta Diadema
Leixões (Porto) → Vigo → Le Havre → Dover (London) → Aahrus → Kiel
€50/night
Costa CruisesGreat price€459pp

Ocean Cruises from Maceio

Thu, Nov 19, 20264 nightsCosta Diadema
Maceio → Salvador → Rio De Janeiro → Santos (Sao Paolo)
€115/night
Costa CruisesGreat price€469pp

Ocean Cruises from Santos | São Paulo

Sun, Apr 4, 20276 nightsCosta Diadema
Santos (Sao Paolo) → Rio De Janeiro → Salvador → Fortaleza
€78/night
Costa CruisesGreat price€689pp

Western Mediterranean from Barcelona

Sun, Oct 3, 20276 nightsCosta Diadema
Barcelona → Balearic sea darkest spot → Alicante → Lisbon → Cadiz (Seville) → Gibraltar → Malaga
€115/night
Costa CruisesGreat price€689pp

Western Mediterranean from Malaga

Round tripTue, Oct 19, 20277 nightsCosta Diadema
Malaga → Marseilles → Savona → Barcelona → Balearic sea darkest spot → Alicante → Cartagena, Spain → Malaga
€98/night
Costa CruisesGreat price€749pp

Northern Europe & Fjords from Kiel

Round tripFri, May 14, 20277 nightsCosta Diadema
Kiel → Copenhagen → Gdynia | Gdansk → Visby → Stockholm → Kiel
€107/night
Costa CruisesGreat price€879€749pp

Northern Europe & Fjords from Kiel

Round tripFri, May 28, 20277 nightsCosta Diadema
Kiel → Copenhagen → Hellesylt → Geiranger → Måløy → Haugesund → Kiel
€107/night▼ 15% · −€130
Costa CruisesGreat price€779pp

Northern Europe & Fjords from Copenhagen

Round tripSat, May 15, 20277 nightsCosta Diadema
Copenhagen → Gdynia | Gdansk → Visby → Stockholm → Kiel → Copenhagen
€111/night
Costa CruisesGreat price€799pp

Northern Europe & Fjords from Kiel

Round tripFri, Apr 30, 20277 nightsCosta Diadema
Kiel → Copenhagen → Flåm → Bergen → Norwegian sea → Aahrus → Kiel
€114/night
Costa CruisesGreat price€819pp

Ocean Cruises from Copenhagen

Sat, Sep 11, 20279 nightsCosta Diadema
Copenhagen → Le Havre → Vigo → Lisbon → Cadiz (Seville) → Barcelona
€91/night
Costa CruisesGreat price€849pp

Northern Europe & Fjords from Copenhagen

Round tripSat, May 1, 20277 nightsCosta Diadema
Copenhagen → Flåm → Bergen → Norwegian sea → Aahrus → Kiel → Copenhagen
€121/night
Costa CruisesGreat price€849pp

Northern Europe & Fjords from Copenhagen

Round tripSat, May 29, 20277 nightsCosta Diadema
Copenhagen → Hellesylt → Geiranger → Måløy → Haugesund → Kiel → Copenhagen
€121/night
Costa CruisesGreat price€849pp

Northern Europe & Fjords from Kiel

Round tripFri, May 7, 20277 nightsCosta Diadema
Kiel → Copenhagen → Flåm → Måløy → Bergen → Norwegian sea → Kiel
€121/night
Costa CruisesGreat price€879pp

Northern Europe & Fjords from Copenhagen

Round tripSat, May 8, 20277 nightsCosta Diadema
Copenhagen → Flåm → Måløy → Bergen → Norwegian sea → Kiel → Copenhagen
€126/night
Costa CruisesGreat price€889pp

Ocean Cruises from Copenhagen

Sat, Sep 11, 202710 nightsCosta Diadema
Copenhagen → Le Havre → Vigo → Lisbon → Cadiz (Seville) → Barcelona → Balearic sea darkest spot → Marseilles
€89/night
Costa CruisesGreat price€889pp

Ocean Cruises from Kiel

Fri, Sep 10, 202710 nightsCosta Diadema
Kiel → Copenhagen → Le Havre → Vigo → Lisbon → Cadiz (Seville) → Barcelona
€89/night
Costa CruisesGreat price€889pp

Ocean Cruises from Salvador da Bahia

Thu, Apr 8, 202714 nightsCosta Diadema
Salvador → Fortaleza → Praia → Las Palmas | Gran Canaria → Casablanca → Malaga → Leixões (Porto)
€64/night
Costa CruisesGreat price€909pp

Western Mediterranean from Alicante

Fri, Nov 5, 202710 nightsCosta Diadema
Alicante → Cartagena, Spain → Malaga → Lisbon → Cadiz (Seville) → Tangier → Marseilles → Savona → Barcelona
€91/night
Costa CruisesGreat price€979pp

Ocean Cruises from Copenhagen

Sat, Sep 11, 202711 nightsCosta Diadema
Copenhagen → Le Havre → Vigo → Lisbon → Cadiz (Seville) → Barcelona → Balearic sea darkest spot → Marseilles → Savona
€89/night
Costa CruisesGreat price€979pp

Ocean Cruises from Kiel

Fri, Sep 10, 202711 nightsCosta Diadema
Kiel → Copenhagen → Le Havre → Vigo → Lisbon → Cadiz (Seville) → Barcelona → Balearic sea darkest spot → Marseilles
€89/night
Costa CruisesGood price€999pp

Northern Europe & Fjords from Copenhagen

Round tripSat, Jun 5, 20277 nightsCosta Diadema
Copenhagen → Hellesylt → Geiranger → Bergen → Norwegian sea → Stavanger → Kiel → Copenhagen
€143/night
Costa CruisesGood price€999pp

Northern Europe & Fjords from Kiel

Round tripFri, May 21, 20277 nightsCosta Diadema
Kiel → Copenhagen → Hellesylt → Geiranger → Bergen → Norwegian sea → Haugesund → Kiel
€143/night
Costa CruisesGreat price€999pp

Western Mediterranean from Barcelona

Round tripThu, Nov 4, 202711 nightsCosta Diadema
Barcelona → Alicante → Cartagena, Spain → Malaga → Lisbon → Cadiz (Seville) → Tangier → Marseilles → Savona → Barcelona
€91/night
Costa CruisesGreat price€999pp

Western Mediterranean from Marseilles

Round tripTue, Nov 2, 202711 nightsCosta Diadema
Marseilles → Savona → Barcelona → Alicante → Cartagena, Spain → Malaga → Lisbon → Cadiz (Seville) → Tangier → Marseilles
€91/night
Costa CruisesGreat price€999pp

Western Mediterranean from Savona

Round tripWed, Nov 3, 202711 nightsCosta Diadema
Savona → Barcelona → Alicante → Cartagena, Spain → Malaga → Lisbon → Cadiz (Seville) → Tangier → Marseilles → Savona
€91/night
Costa CruisesGood price€1,019pp

Northern Europe & Fjords from Copenhagen

Round tripSat, May 22, 20277 nightsCosta Diadema
Copenhagen → Hellesylt → Geiranger → Bergen → Norwegian sea → Haugesund → Kiel → Copenhagen
€146/night
Costa CruisesGreat price€1,029pp

Ocean Cruises from Rio de Janeiro

Mon, Apr 5, 202717 nightsCosta Diadema
Rio De Janeiro → Salvador → Fortaleza → Praia → Las Palmas | Gran Canaria → Casablanca → Malaga → Leixões (Porto)
€61/night
Costa CruisesGreat price€1,049pp

Ocean Cruises from Kiel

Fri, Sep 10, 202712 nightsCosta Diadema
Kiel → Copenhagen → Le Havre → Vigo → Lisbon → Cadiz (Seville) → Barcelona → Balearic sea darkest spot → Marseilles → Savona
€87/night
Costa CruisesGood price€1,099€1,079pp

Northern Europe & Fjords from Kiel

Round tripFri, Jun 25, 20277 nightsCosta Diadema
Kiel → Copenhagen → Hellesylt → Geiranger → Bergen → Norwegian sea → Aahrus → Kiel
€154/night▼ 2% · −€20
Costa CruisesGood price€1,099pp

Northern Europe & Fjords from Copenhagen

Round tripSat, Jun 26, 20277 nightsCosta Diadema
Copenhagen → Hellesylt → Geiranger → Bergen → Norwegian sea → Aahrus → Kiel → Copenhagen
€157/night
Costa CruisesGood price€1,099pp

Northern Europe & Fjords from Kiel

Round tripFri, Jun 4, 20277 nightsCosta Diadema
Kiel → Copenhagen → Hellesylt → Geiranger → Bergen → Norwegian sea → Stavanger → Kiel
€157/night
Costa CruisesGreat price€1,099pp

Western Mediterranean from Alicante

Round tripMon, Oct 4, 202710 nightsCosta Diadema
Alicante → Lisbon → Cadiz (Seville) → Gibraltar → Malaga → Marseilles → Savona → Barcelona → Balearic sea darkest spot → Alicante
€110/night
Costa CruisesGreat price€1,099pp

Western Mediterranean from Alicante

Round tripThu, Oct 14, 202710 nightsCosta Diadema
Alicante → Lisbon → Cadiz (Seville) → Tangier → Malaga → Marseilles → Savona → Barcelona → Balearic sea darkest spot → Alicante
€110/night
Costa CruisesGreat price€1,099pp

Western Mediterranean from Barcelona

Round tripSun, Oct 3, 202710 nightsCosta Diadema
Barcelona → Balearic sea darkest spot → Alicante → Lisbon → Cadiz (Seville) → Gibraltar → Malaga → Marseilles → Savona → Barcelona
€110/night
Costa CruisesGreat price€1,099pp

Western Mediterranean from Barcelona

Round tripWed, Oct 13, 202710 nightsCosta Diadema
Barcelona → Balearic sea darkest spot → Alicante → Lisbon → Cadiz (Seville) → Tangier → Malaga → Marseilles → Savona → Barcelona
€110/night
Costa CruisesGreat price€1,099pp

Western Mediterranean from Barcelona

Round tripSat, Oct 23, 202712 nightsCosta Diadema
Barcelona → Balearic sea darkest spot → Alicante → Cartagena, Spain → Malaga → Tangier → Cadiz (Seville) → Gibraltar → Lisbon → Marseilles → Savona → Barcelona
€92/night
Costa CruisesGreat price€1,099pp

Western Mediterranean from Malaga

Round tripSat, Oct 9, 202710 nightsCosta Diadema
Malaga → Marseilles → Savona → Barcelona → Balearic sea darkest spot → Alicante → Lisbon → Cadiz (Seville) → Tangier → Malaga
€110/night
Costa CruisesGreat price€1,099pp

Western Mediterranean from Marseilles

Round tripFri, Oct 1, 202710 nightsCosta Diadema
Marseilles → Savona → Barcelona → Balearic sea darkest spot → Alicante → Lisbon → Cadiz (Seville) → Gibraltar → Malaga → Marseilles
€110/night
Costa CruisesGreat price€1,099pp

Western Mediterranean from Marseilles

Round tripMon, Oct 11, 202710 nightsCosta Diadema
Marseilles → Savona → Barcelona → Balearic sea darkest spot → Alicante → Lisbon → Cadiz (Seville) → Tangier → Malaga → Marseilles
€110/night
Costa CruisesGreat price€1,099pp

Western Mediterranean from Marseilles

Round tripThu, Oct 21, 202712 nightsCosta Diadema
Marseilles → Savona → Barcelona → Balearic sea darkest spot → Alicante → Cartagena, Spain → Malaga → Tangier → Cadiz (Seville) → Gibraltar → Lisbon → Marseilles
€92/night
Costa CruisesGreat price€1,099pp

Western Mediterranean from Savona

Round tripSat, Oct 2, 202710 nightsCosta Diadema
Savona → Barcelona → Balearic sea darkest spot → Alicante → Lisbon → Cadiz (Seville) → Gibraltar → Malaga → Marseilles → Savona
€110/night
Costa CruisesGreat price€1,099pp

Western Mediterranean from Savona

Round tripTue, Oct 12, 202710 nightsCosta Diadema
Savona → Barcelona → Balearic sea darkest spot → Alicante → Lisbon → Cadiz (Seville) → Tangier → Malaga → Marseilles → Savona
€110/night
Costa CruisesGreat price€1,099pp

Western Mediterranean from Savona

Round tripFri, Oct 22, 202712 nightsCosta Diadema
Savona → Barcelona → Balearic sea darkest spot → Alicante → Cartagena, Spain → Malaga → Tangier → Cadiz (Seville) → Gibraltar → Lisbon → Marseilles → Savona
€92/night
Costa CruisesGreat price€1,129pp

Ocean Cruises from Santos | São Paulo

Sun, Apr 4, 202718 nightsCosta Diadema
Santos (Sao Paolo) → Rio De Janeiro → Salvador → Fortaleza → Praia → Las Palmas | Gran Canaria → Casablanca → Malaga → Leixões (Porto)
€63/night

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