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Costa Diadema

Costa Cruises
95 upcoming departures  ·  95 itineraries

Costa Diadema is a 4,947-guest Costa Cruises cruise ship, in service since 2014. This page lists 95 upcoming departures across 95 itineraries in Mediterranean, day by day and port by port. Its live AIS position is plotted on the map below and refreshed through the day.

✓ Travelers wanting many indoor and outdoor venues ✓ Families using supervised children’s and teen facilities ✓ Passengers who enjoy pools, slides and sports areas
95 itineraries · from $208 ● Where is it now?
Class Modified Dream class
Built / Refurb 2014 / 2023
Gross Tonnage 133,019
Guests 4,947
Crew 1,253
Length 306.0 m
Beam 37.2 m
Decks 19
Cabins 1,862
Max speed 22.5 kn
Flag Italy
Guests per crew 3.9
Space ratio 27

Costa Diadema at a glance

Ship size

Bigger than 84%

A large ship at 133,019 gross tons — #85 of 565 ships we track. 27 tons of ship per guest.

Best for

  • Travelers wanting many indoor and outdoor venues
  • Families using supervised children’s and teen facilities
  • Passengers who enjoy pools, slides and sports areas
  • Guests choosing among many balcony and suite options

Think twice if you want

  • Travelers seeking a small, quiet ship
  • Passengers wanting mostly included specialty dining
  • Guests needing a ship without extensive walking
  • Travelers seeking an adults-only cruise

Live Position ● 47 minutes ago

Heading to: Marseille

Currently on: 10 Nights Europe Cruise (10 nights) — En route to Marsella (Francia) — last stop Malaga

Malaga → Marsella (Francia) → Savona (Italia) → Barcelona (Espana) → Cadiz → Lisboa (Portugal) → Lisboa (Portugal) → Malaga
Coming up
  1. Marseille arrives 09:00 AM
  2. Savona arrives 09:00 AM
  3. Barcelona arrives 02:00 PM
17.0 knots

Position via AIS — updated periodically, not real-time.

About Costa Diadema

Costa Diadema is a large Italian-flag cruise ship built by Fincantieri at Marghera and delivered in 2014. A modified Dream-class design, she combines a high-capacity resort layout with a notably long open-air promenade on Deck 5. Prospective passengers will find a broad mix of cabin categories, several dining and bar venues, a theater and casino, pools, family spaces, and a spa. The ship carries up to 4,947 guests and is operated by Costa Cruises.

Ship at a Glance

Operator
Costa Cruises
Builder / shipyard
Fincantieri, Marghera, Italy
Registry / flag
Italy (formerly Genoa, Italy; confirmed by the ship’s AIS identity)
Call sign
IBCX
IMO number
9636888
MMSI
247353700
Draft
8.4 m

Onboard Experience

Signature highlights

The defining outdoor feature is the more-than-500-metre waterfront promenade on Deck 5. Public spaces include multiple pools and hot tubs, 11 bars and lounges, and eight restaurants or snack bars.

For families

Costa identifies a dedicated children’s deck with a castle and pirate galleon, plus Squok Club and Squok Baby Area facilities. The pool area includes a children’s pool and waterslide.

Pools, spa & wellness

The Solemio spa includes a thalassotherapy pool, beauty area, and massage facilities. A sea-view Technogym gym, fitness classes, jogging track, three pools, and eight whirlpools are also listed.

Accessibility

Fincantieri records 31 cabins for passengers with physical disabilities. Specific accessible features and availability should be confirmed with Costa when booking.

Deck plans

3451011121415

Venues Cabins only Both · Tap a deck to see what's on it

Deck 5

Teatro Emerald Gelateria Amarillo Country Rock Club Ristorante Club Diadema Tavola Teppanyaki Casino Golden Jubilee Piano Bar Principe Nero Solarium La Fiorentina Steak House Sushino at Costa Arcade Games Room Sunset Bar Pummid'Oro Pizzeria DiVino Gran Duca di Toscana La Piazza Bar Teodora Lounge Casino Bar

Full deck-by-deck guide →

View the official Costa Diadema deck plans from Costa Cruises →

Cabins & suites

Inside 35% Oceanview 13% Balcony 48% Suite 4%
CategoryTypeCabinsSizeBalconySleepsDecks
InsideIncludes Classic, Premium and Samsara categories; codes IC, IP, SI and single-inside variants. Inside 666 130-170 sq ft — 4 1, 2, 6, 7, 8, 9, 10, 11, 12
OceanviewIncludes Classic and Premium categories; codes EC and EP. Oceanview 240 191-220 sq ft — 4 1, 2, 6, 7, 9, 10
Cove BalconyRecessed balcony category; code BC. Balcony 110 185 sq ft 45 sq ft 4 2
BalconyIncludes Premium and Samsara balcony categories; codes BP and SB. Balcony 795 185 sq ft 35-55 sq ft 4 6, 7, 8, 9, 10, 11, 12

Compare all 7 cabin categories →

Dining, bars & venues

26 included 19 extra cost in the fare, by the line's own published policy.

Dining

Ristorante Scudo Rosso Included
Main dining room serving included breakfast, lunch and dinner.
Ristorante Sissi Included
Main dining room arranged across two decks.
Terrazza Sissi Included
Outdoor terrace associated with the Sissi dining room.
Gelateria Amarillo Extra cost
Deck 5
Ice-cream and gelato venue.
Ristorante Club Diadema Extra cost
Deck 5
Reservation-only specialty restaurant with a steakhouse menu.
Tavola Teppanyaki Extra cost
Deck 5
Japanese teppanyaki restaurant.
Ristorante Samsara Varies
Specialty restaurant with complimentary access for eligible Samsara guests and charges for others.
La Piazza Pizza Included
Pizzeria serving pizza by the slice.
Ristorante Corona Blu Included
Deck 10
Self-service buffet restaurant arranged across two levels.
Pizzeria Included
Pool-deck pizzeria serving fresh slices.
Grill Included
Pool-deck grill station serving casual lunch items.
Archipelago Extra cost
Specialty restaurant offering a multi-course tasting experience.
La Fiorentina Steak House Extra cost
Deck 5
Specialty steakhouse.
Sushino at Costa Extra cost
Deck 5
Specialty sushi restaurant.
Pizzeria Pummid’Oro Extra cost
Specialty pizzeria.
The Salty Beach Extra cost
Casual street-food venue serving burgers and focaccia-based items.

Bars & lounges

Grand Bar Orlov Varies
Deck 4
Large lounge and bar with a stage and dance floor.
Sala Desiree Varies
Deck 4
Lounge bar with a dance floor.
Sala Tiara Varies
Deck 4
Lounge bar with a dance floor.
Birreria La Fiamma Extra cost
Two-level beerhouse serving beer and pub-style food.
Vinoteca Huit-Huit Extra cost
Wine bar.
Country Rock Club Varies
Deck 5
Music club and bar focused on country-rock entertainment.
Cigar Lounge & Bar Extra cost
Indoor cigar lounge and bar.
Bar Bollicine Varies
Bar serving sparkling wine and other drinks.
Piano Bar Principe Nero Varies
Deck 5
Piano bar with live music and a dance floor.
Salone La Buena Varies
Large aft lounge with a dance floor and adjoining bar.
Bar Stella del Sud & Balconata Varies
Outdoor bar with terrace seating overlooking the aft pool.
Scuderia Costa Extra cost
Formula 1-themed bar with a racing simulator.
Winter Garden Varies
Deck 14
Glass-roofed lounge and bar with plants and live music.
Winter Garden Bar Varies
Bar serving the upper Samsara pool area.
Aperol Spritz Bar Varies
Deck 11
Bar specializing in Aperol Spritz and other aperitifs.
Sunset Lounge Bar Varies
Lounge bar introduced during the 2023 modernization.

All 59 venues, including pools, spa and entertainment →

History & sister ships

  1. 2014Entered service, built by Fincantieri, Marghera, Italy.
  2. 2021Costa reported a refit of the Pummid’Oro pizzeria; cruise references also record a September 2021 drydock.
  3. 2023A November 2023 drydock included technical maintenance, classification work, and upgrades to public areas, venues and passenger staterooms.

Where Costa Diadema sails, month by month

Oct
26		 Nov
26		 Dec
26		 Jan
27		 Feb
27		 Mar
27		 Apr
27		 May
27		 Jun
27		 Jul
27		 Aug
27		 Sep
27
Mediterranean 9 15 0 0 0 0 5 0 0 0 0 10
South America 0 11 5 0 0 4 1 0 0 0 0 0
Northern Europe 0 0 0 0 0 0 2 11 4 4 0 0
From / night $69 $75 $139 0 0 $168 $88 $149 $188 $204 0 $118

Departures per month over the next 12 months, from the cruise line's published schedule. Lowest advertised fare per night is in October 2026 (prices change; check when booking).

Ports it visits most

Barcelona47× Málaga42× Cadiz41× Lisbon40× Savona37× Marseille33× Kiel28× Santos28× Copenhagen27× Salvador de Bahia24× Las Palmas de Gran Canaria23× Rio de Janeiro22×

Explore This Ship

Jump from Costa Diadema sailings into the broader destination network with cruise line and region hub pages.

All Costa Cruises port guides Mediterranean cruises South America cruises Northern Europe cruises

Itineraries & Sailings

10 Nights

10 Nights Europe Cruise

Mediterranean
From $1,223 · $122/night
Ports of Call
Kiel, Copenhagen, Le Havre, Vigo +3 more
Next: Sep 10, 2027
1 upcoming departure
View ItineraryBook Cruise
10 Nights

10 Nights Europe Cruise

Mediterranean
From $1,254 · $125/night
Ports of Call
Copenhagen, Le Havre, Vigo, Lisbon +3 more
Next: Sep 11, 2027
1 upcoming departure
View ItineraryBook Cruise
10 Nights

10 Nights Mediterranean Cruise

Mediterranean
From $1,264 · $126/night
Ports of Call
Cadiz (Spain), Lisbon (Portugal), Gibraltar (Uk), Malaga (Spain) +4 more
Next: Oct 21, 2026
1 upcoming departure
View ItineraryBook Cruise
10 Nights

10 Nights Mediterranean Cruise

Mediterranean
From $1,508 · $151/night
Ports of Call
Savona, Barcelona, Alicante, Lisbon +4 more
Next: Oct 12, 2027
1 upcoming departure
View ItineraryBook Cruise
10 Nights

10 Nights Mediterranean Cruise

Mediterranean
From $1,541 · $154/night
Ports of Call
Savona, Barcelona, Alicante, Lisbon +4 more
Next: Oct 2, 2027
1 upcoming departure
View ItineraryBook Cruise
10 Nights

10 Nights Mediterranean Cruise

Mediterranean
From $1,552 · $155/night
Ports of Call
Savona, Barcelona, Tangier, Casablanca +4 more
Next: Sep 22, 2027
1 upcoming departure
View ItineraryBook Cruise
10 Nights

10 Nights N/A Cruise

Mediterranean
From $1,547 · $155/night
Ports of Call
Alicante, Lisbon, Cadiz, Gibraltar +4 more
Next: Oct 4, 2027
1 upcoming departure
View ItineraryBook Cruise
10 Nights

10 Nights Southern Europe Cruise

Mediterranean
From $1,499 · $150/night
Ports of Call
Barcelona, Alicante, Lisbon, Cadiz +4 more
Next: Oct 13, 2027
1 upcoming departure
View ItineraryBook Cruise
10 Nights

10 Nights Southern Europe Cruise

Mediterranean
From $1,532 · $153/night
Ports of Call
Barcelona, Alicante, Lisbon, Cadiz +4 more
Next: Oct 3, 2027
1 upcoming departure
View ItineraryBook Cruise
All 95 itineraries and their departure dates

All Upcoming Departures

Departure Return Itinerary Nights Region Book
Oct 17, 2026Oct 28, 202611 Nights Western Mediterranean Cruise11MediterraneanBook →
Oct 18, 2026Oct 29, 202611 Nights Mediterranean Cruise11MediterraneanBook →
Oct 19, 2026Oct 31, 202612 Nights Southern Europe Cruise12MediterraneanBook →
Oct 21, 2026Oct 31, 202610 Nights Mediterranean Cruise10MediterraneanBook →
Oct 25, 2026Oct 31, 20266 Nights Mediterranean Cruise6MediterraneanBook →
Oct 28, 2026Nov 1, 20264 Nights Western Mediterranean Cruise4MediterraneanBook →
Oct 28, 2026Oct 31, 20263 Nights Western Mediterranean Cruise3MediterraneanBook →
Oct 29, 2026Nov 2, 20264 Nights Mediterranean Cruise4MediterraneanBook →
Oct 31, 2026Nov 3, 20263 Nights Southern Europe Cruise3MediterraneanBook →
Nov 1, 2026Nov 22, 202621 Nights Europe Cruise21MediterraneanBook →
Nov 1, 2026Nov 23, 202622 Nights Europe Cruise22MediterraneanBook →
Nov 1, 2026Nov 25, 202624 Nights Southern Europe Cruise24MediterraneanBook →
Nov 2, 2026Nov 23, 202621 Nights Europe Cruise21MediterraneanBook →
Nov 2, 2026Nov 22, 202620 Nights Europe Cruise20MediterraneanBook →
Nov 2, 2026Nov 8, 20266 Nights Western Mediterranean Cruise6MediterraneanBook →
Nov 2, 2026Nov 10, 20268 Nights Western Mediterranean Cruise8MediterraneanBook →
Nov 2, 2026Nov 11, 20269 Nights Western Mediterranean Cruise9MediterraneanBook →
Nov 2, 2026Nov 25, 202623 Nights Transatlantic Cruise23MediterraneanBook →
Nov 3, 2026Nov 22, 202619 Nights Europe Cruise19MediterraneanBook →
Nov 3, 2026Nov 23, 202620 Nights Europe Cruise20MediterraneanBook →
Nov 3, 2026Nov 25, 202622 Nights Transatlantic Cruise22MediterraneanBook →
Nov 3, 2026Nov 20, 202617 Nights Southern Europe Cruise17MediterraneanBook →
Nov 3, 2026Nov 19, 202616 Nights Southern Europe Cruise16MediterraneanBook →
Nov 8, 2026Nov 23, 202615 Nights South America Cruise15South AmericaBook →

Showing the next 24 of 95 departures. Every itinerary and its dates are listed under All itineraries above.

Costa Diadema FAQ

What flag does Costa Diadema sail under?

Costa Diadema is registered in Italy. Some older references still list Genoa, Italy.

How many passengers does Costa Diadema hold?

Costa Diadema carries about 4,947 guests with roughly 1,253 crew.

How old is Costa Diadema?

Costa Diadema entered service in 2014 and was last refurbished in 2023.

How big is Costa Diadema?

At 133,019 gross tons and 306 m long, Costa Diadema is a large ship — larger than 84% of the 565 cruise ships cruises.to tracks.

What dining is included on Costa Diadema?

The cruise fare includes standard meals in the main dining rooms, buffet and selected casual venues such as the pool-deck pizza service. Specialty restaurants and some branded food venues cost extra.

What is the dress code on Costa Diadema?

Daytime dress is casual, including suitable swimwear with a cover-up indoors. Costa also schedules more formal or themed evening dress occasions during some cruises.

Are gratuities included on Costa Diadema?

Hotel service charges are added to the onboard account and are separate from the cruise fare. The applicable amount depends on the booking and sailing rules.

Is Wi-Fi available on Costa Diadema?

Wi-Fi is available throughout the ship, including cabins, through paid packages. Package options include WhatsApp, social-media and full internet access.

Does Costa Diadema have accessible cabins and facilities?

The ship has accessible cabins designed for wheelchair and walker maneuverability, with features such as support bars and retractable shower seats. Guests should notify Costa of mobility or medical requirements before sailing.

What children’s facilities are on Costa Diadema?

Squok Club provides supervised activities for younger children, while Teen’s Zone serves older children with age-based clubs and activities. Lido Squok adds an outdoor children’s water-play area.