Costa Diadema Cruises | CruiseHuddle - CruiseHuddle

Costa Diadema Cruises: Connect & Plan Your Voyage

Join fellow cruisers exploring the Mediterranean and beyond aboard Costa Cruises' stunning 132,500-ton flagship.

CruiseHuddle Snapshot

132

Upcoming Sailings

3

Active Listings

$499

From

Costa Diadema

The Story

The Costa Diadema stands as Costa Cruises' flagship and one of the most impressive ships sailing European waters. Built in 2014, this 132,500-ton vessel welcomes 4,526 passengers and represents the pinnacle of Italian-style cruising at sea. As part of the CCL DREAM class, she combines modern design with Costa's signature Mediterranean flair, creating an onboard atmosphere that feels both sophisticated and warmly inviting.

With 150 upcoming sailings and prices starting at just $499, the Costa Diadema offers excellent value for ocean cruisers seeking European adventures. Her itineraries focus primarily on the Mediterranean, where passengers can explore historic ports and sun-drenched coastlines. The ship also operates select voyages to other European destinations and departs from diverse ports including Santos and Itajai in Brazil, plus Copenhagen in Denmark, giving cruisers multiple embarkation options throughout the year.

The Costa Diadema appeals to travelers who appreciate Italian hospitality, families looking for engaging activities, and anyone seeking a lively social atmosphere at sea. Her size allows for impressive amenities and entertainment options, while her focus on Mediterranean routes means you'll have plenty of opportunities to experience Europe's most beloved coastal cities. Whether you're a first-time ocean cruiser or a seasoned sailor, the ship's blend of comfort and excitement creates memorable voyages.

Ready to start planning your Costa Diadema adventure? Browse upcoming sailings, connect with fellow cruisers who've sailed aboard, and discover insider tips from the CruiseHuddle community to make the most of your ocean voyage.

Onboard Highlights

🍝

Multiple Specialty Restaurants

Enjoy Italian steakhouse and teppanyaki-style dining beyond the main dining rooms.

🎭

Grand Theatre Shows

Watch Vegas-style musical productions in a multi-tiered onboard theater.

🌊

Panoramic Pool Deck

Relax by expansive pools with retractable glass roofing for year-round swimming.

🍹

Sky-High Bar Lounge

Sip cocktails at an elevated glass-walled lounge overlooking the sea.

💆

Samsara Spa Retreat

Unwind with thermal suites, saunas, and treatments at the ship's dedicated spa.

🎰

Casino and Nightlife

Try your luck at slot machines and tables inside the onboard casino.

Departures

Upcoming Sailings

Active Listings

Find Your Crew

By the Numbers

Ship Specifications

📅 Year Built

2014

👥 Passengers

4,526

👨‍✈️ Crew

1,253

🏢 Decks

14

🛏️ Cabins

1,886

⚖️ Gross Tonnage

132500 gt

📏 Length

306 m / 1004 ft

↔️ Beam

36 m / 118 ft

⚡ Speed

22 kn / 41 km/h / 25 mph

🏳️ Flag

Italy

🔧 Builder

Fincantieri (Marghera, Italy)

🏷️ Ship Class

CCL DREAM

🎀 Christened By

Carolina Miceli

⚓ Sister Ships

Carnival BreezeCarnival DreamCarnival Magic

Questions

The Costa Diadema has a passenger capacity of 4,526, making her one of the larger ships in the Costa Cruises fleet. This size allows for extensive onboard amenities while maintaining the line's signature Italian atmosphere and service style.
Costa Diadema was built in 2014, making her one of the newer ships in the Costa fleet. As part of the CCL DREAM class, she features modern design elements and updated facilities while maintaining Costa's traditional Italian cruising style.
The Costa Diadema primarily sails Mediterranean and European itineraries. The ship departs from various ports including Santos and Itajai in Brazil, and Copenhagen in Denmark, offering diverse routing options depending on the season and cruise length you're considering.
Costa Diadema cruises start at $499, offering excellent value for ocean voyages aboard this large, well-appointed ship. Prices vary based on itinerary, cabin type, sailing date, and length of cruise, so comparing multiple departure dates can help you find the best deal.
The Costa Diadema measures 132,500 gross tons, making her Costa Cruises' flagship and one of the largest ships in their fleet. This size provides ample space for diverse dining venues, entertainment options, and recreational facilities throughout the ship.
Beyond the fare

What Costa Cruises actually costs

These rates apply fleetwide across Costa Cruises.

Verified July 2026
Gratuities
per person, per day

Published rates, not a quote. Cruise pricing changes frequently — confirm with the cruise line before booking.

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