Nights
Transatlantic
port

Southampton, United Kingdom

11 May 2026

place

  • Southampton , United Kingdom
  • Bruges (Brussels - Zeebrugge) , Belgium
  • Day At Sea
  • Day At Sea
  • Kiel , Germany

DATE PORT ARRIVAL DEPARTURE

11/05
Southampton, United Kingdom - 18:00
No description available

12/05
Bruges (Brussels - Zeebrugge), Belgium 09:00 19:00
No description available

13/05
Day At Sea - -

14/05
Day At Sea - -

15/05
Kiel, Germany 08:00 -
No description available

ARRIVAL
-

DEPARTURE
18:00

ARRIVAL
09:00

DEPARTURE
19:00

ARRIVAL
-

DEPARTURE
-

A day at sea offers the perfect chance to relax, recharge, and enjoy everything the ship has to offer. Start with a ideal breakfast on deck, take a dip in the pool, or join a fitness class. Enjoy spa treatments, bars, restaurants or browse the onboard shops. From live music and games to sunset cocktails, there’s always something to do. Whether you seek relaxation or activity, sea days turn travel time into vacation time.

ARRIVAL
-

DEPARTURE
-

A day at sea offers the perfect chance to relax, recharge, and enjoy everything the ship has to offer. Start with a ideal breakfast on deck, take a dip in the pool, or join a fitness class. Enjoy spa treatments, bars, restaurants or browse the onboard shops. From live music and games to sunset cocktails, there’s always something to do. Whether you seek relaxation or activity, sea days turn travel time into vacation time.

ARRIVAL
08:00

DEPARTURE
-

TECHNICAL
SPECIFICATIONS

2014
Year built

2014
Rebuilt

132.50 t.
Gross Tonnage

306.00 m.
Length

-
Beam

20.00
Service Speed

1,862
Total Cabins

3,724
Passengers

1,253
Crew

TECHNICAL SPECIFICATIONS

2014
Year built

2014
Rebuilt

132.50 t.
Gross Tonnage

306.00 m.
Length

-
Beam

20.00
Service Speed

1,862
Total Cabins

3,724
Passengers

1,253
Crew

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Carousel Image

Costa Diadema

  • 11 Bars and Lounges including Birreria and Aperol Spritz Bar
  • Theatre
  • Disco
  • Internet Point
  • Card Room, Library
  • Shops
  • Photo Gallery
  • Squok Club
  • Casino
  • Samsara Spa
  • Gym
  • Thalassotherapy pool,
  • Sauna
  • Turkish bath
  • Solarium
  • 8 jacuzzis
  • 3 swimming pools, including one with a retractable roof
  • Multipurpose sports pitch
  • Outdoor jogging track
  • 8 Restaurants and snack bars including Pummid'Oro Pizzeria, Tavola Teppanyaki Restaurant at an extra costa
  • Inside cabins
  • Outside cabins
  • Balcony cabins
  • Suites
cabin image

Mini Suite with balcony - MS

Mini suites are located on deck 6 Braganza, deck 7 Conde & deck 8 Star of India with double bed or 2 single beds & sofa bed. Balcony has table and chairs. Possibility of lunch and dinner in cabin & priority boarding. Bathroom with shower and WC, bathrobe, bath slippers, hairdryer, Hallway Tv, radio, phone, minibar air conditioning, safe. Extra amenities: a bottle of sparkling wine to welcome you, canapés, fresh fruit, choice of pillows and duvets à la carte.

Amenities

  • Shower
  • Sofa
  • Satellite TV
  • Air Condition
  • Minibar
  • Safe
  • Hair Dryers
  • Phone
  • Room Service
  • Cabin capacity: 23 sq. m
cabin image

Balcony cabin, category B1

Cove balcony cabins are located on deck 2 Sara, with double bed or two single beds that can convert to 3rd / 4th bed. The Cove balcony is specially designed with the balcony set directly into the hull, creating a private oasis which guarantees maximum privacy as well as a front row seat. Bathroom with shower and WC, hair Dryer, TV, radio, telephone, minibar, air conditioning, safe.

* Some cabins have an obstructed view

Amenities

  • Shower
  • Satellite TV
  • Air Condition
  • Minibar
  • Safe
  • Hair Dryers
  • Phone
  • Cabin capacity: 17 sq. m
cabin image

Balcony cabin, category B2

Premium cabins are located on deck 6 Braganza, deck 7 Conde, deck 8 Star of India, deck 9 Bizantino & deck 10 Hortensia with double bed or two single beds that can convert to 3rd / 4th bed. Balcony has table and chairs. Bathroom with shower and WC, hair Dryer, TV, radio, telephone, minibar, air conditioning, safe. Option of breakfast in room, 24hour room service and the option to make a dinner reservation for the restaurant.

Amenities

  • Shower
  • Satellite TV
  • Air Condition
  • Minibar
  • Safe
  • Hair Dryers
  • Phone
  • Room Service
  • Cabin capacity: 17 sq. m
cabin image

Balcony cabin, category B3

Premium cabins are located on deck 6 Braganza, deck 7 Conde, deck 8 Star of India, deck 9 Bizantino & deck 10 Hortensia with double bed or two single beds that can convert to 3rd / 4th bed. Balcony has table and chairs. Bathroom with shower and WC, hair Dryer, TV, radio, telephone, minibar, air conditioning, safe. Option of breakfast in room, 24hour room service and the option to make a dinner reservation for the restaurant.

Amenities

  • Shower
  • Satellite TV
  • Air Condition
  • Minibar
  • Safe
  • Hair Dryers
  • Phone
  • Room Service
cabin image

Balcony cabin, category B4

Premium cabins are located on deck 6 Braganza, deck 7 Conde, deck 8 Star of India, deck 9 Bizantino & deck 10 Hortensia with double bed or two single beds that can convert to 3rd / 4th bed. Balcony has table and chairs. Bathroom with shower and WC, hair Dryer, TV, radio, telephone, minibar, air conditioning, safe. Option of breakfast in room, 24hour room service and the option to make a dinner reservation for the restaurant.

Amenities

  • Shower
  • Satellite TV
  • Air Condition
  • Minibar
  • Safe
  • Hair Dryers
  • Phone
  • Room Service
  • Cabin capacity: 17 sq. m
cabin image

Outside cabin with window E1

Classic cabins are located on deck 1 Excelsior, deck 2 Sara, deck 6 Braganza, deck 7 Conde, deck 9 Bizantino & deck 10 Hortensia, with double bed or 2 single beds that can convert to 3rd / 4th bed. Bathroom with shower and WC, hairdryer, TV, radio, phone, minibar, air conditioning, safe.

*Some cabins have an obstructed view

Amenities

  • Shower
  • Satellite TV
  • Air Condition
  • Minibar
  • Safe
  • Hair Dryers
  • Phone
  • Cabin capacity: 18 sq. m
cabin image

Outside cabin with window E2

Premium cabins are located on deck 1 Excelsior, deck 2 Sara & deck 9 Bizantino, with double bed or 2 single beds that can convert to 3rd / 4th bed. Bathroom with shower and WC, hairdryer, TV, radio, phone, minibar, air conditioning, safe. Option of breakfast in room & 24hour room service. Option of breakfast in room, 24hour room service and the option to make a dinner reservation for the restaurant.

Amenities

  • Shower
  • Satellite TV
  • Air Condition
  • Minibar
  • Safe
  • Hair Dryers
  • Phone
  • Room Service
  • Cabin capacity: 18 sq. m
cabin image

Inside category I2

Premium cabins are located on deck 2 Sara, deck 6 Braganza, deck 7 Conde, deck 8 Star of India, deck 9 Bizantino & deck 10 Hortensia, with double bed or 2 single beds that can convert to 3rd / 4th bed. Bathroom with shower and WC, hairdryer, TV, radio, phone, minibar, air conditioning, safe. Option of breakfast in room, 24hour room service and the option to make a dinner reservation for the restaurant.

Amenities

  • Shower
  • Desk
  • Satellite TV
  • Air Condition
  • Minibar
  • Safe
  • Hair Dryers
  • Phone
  • Room Service
  • Cabin capacity: 14 sq. m
cabin image

Inside category I3

Premium cabins are located on deck 2 Sara, deck 6 Braganza, deck 7 Conde, deck 8 Star of India, deck 9 Bizantino & deck 10 Hortensia, with double bed or 2 single beds that can convert to 3rd / 4th bed. Bathroom with shower and WC, hairdryer, TV, radio, phone, minibar, air conditioning, safe. Option of breakfast in room, 24hour room service and the option to make a dinner reservation for the restaurant.

Amenities

  • Shower
  • Desk
  • Satellite TV
  • Air Condition
  • Minibar
  • Safe
  • Hair Dryers
  • Phone
  • Room Service
  • Cabin capacity: 14 sq. m
cabin image

Inside category I4

Premium cabins are located on deck 2 Sara, deck 6 Braganza, deck 7 Conde, deck 8 Star of India, deck 9 Bizantino & deck 10 Hortensia, with double bed or 2 single beds that can convert to 3rd / 4th bed. Bathroom with shower and WC, hairdryer, TV, radio, phone, minibar, air conditioning, safe. Option of breakfast in room, 24hour room service and the option to make a dinner reservation for the restaurant.

Amenities

  • Shower
  • Desk
  • Satellite TV
  • Air Condition
  • Minibar
  • Safe
  • Hair Dryers
  • Phone
  • Room Service
  • Cabin capacity: 15 sq. m
cabin image

Inside category I1

Classic cabins are located on deck 1 Excelsior & deck 2 Sara, with double bed or 2 single beds that can convert to 3rd / 4th bed. Bathroom with shower and WC, hairdryer, TV, radio, phone, air conditioning, safe.

Amenities

  • Shower
  • Desk
  • Satellite TV
  • Air Condition
  • Minibar
  • Safe
  • Hair Dryers
  • Phone
  • Room Service
  • Cabin capacity: 14 sq. m

Available Cabins

  • Inside category Classic
  • Outside category Classic
  • Outside category Premium

Available Cabins

  • Inside category Classic
  • Inside category Premium
  • Outside category Classic
  • Outside category Premium
  • Balcony category Classic

Public Areas

  • Ristorante Fiorentino
  • Atrio Fiorentino
  • Ristorante Adularia
  • Bar Eliodoro
  • Atrio Eliodoro
  • Customer Service
  • Theatre Emerald

Public Areas

  • Ristorante Fiorentino
  • Atrio Fiorentino
  • Birreria Dresden Green
  • Shop
  • Portobello Market
  • Sala Tiara
  • Galleria Shops
  • Sala Desiree
  • Grand Bar Orlov
  • Costa Travel Office
  • Area Foto
  • Atria Eliodoro
  • Customer Care
  • Theatre Emerald

Public Areas

  • Bar Teodora
  • Salone Teodora
  • Atrio Fiorentino
  • Piano Bar Principe Nero
  • Cinema 4D
  • Wine bar Gran Duca di Toscana
  • Beer bar Dresden Green
  • Casino Golden Jubilee
  • Pizzeria
  • La Plazza
  • Restaurant Samsara
  • Terazza Sinistra
  • Terazza Destra
  • Tavola Teppanyaki restaurant
  • Restaurant Club Diadema
  • Bar Bollicine
  • Cigar Lounge
  • Card room
  • Atrio Eliodoro
  • Country Rock Club
  • Gelateria Amarillo
  • Theatre Emerald

Available Cabins

  • Inside category Classic
  • Inside category Premium
  • Outside category Classic
  • Balcony, category Premium
  • Mini Suite with Ocean view balcony

Available Cabins

  • Inside category Classic
  • Inside category Premium
  • Outside catergory Classic
  • Balcony category Premium
  • Mini suite with Ocean view balcony
  • Suite with Ocean view balcony
  • Grand Suite with Ocean view balcony

Available Cabins

  • Inside category Classic
  • Inside category Premium
  • Balcony category Premium
  • Mini suite with Ocean view balcony

Available Cabins

  • Inside, category Classic
  • Inside, category Premium
  • Outside, category Classic
  • Suite with Ocean view balcony

Public Areas

  • Lido Stella del Sud
  • Foccaceria
  • Grill
  • Restaurant Corona Blu
  • Lido Diana

Available Cabins

  • Inside, category Premium
  • Outside, category Classic
  • Balcony, category Premium

Public Areas

  • Bar Stella del Sud
  • Biblioteca Gubelin
  • Discoteca Pietra di Luna
  • Cappella
  • Star Laser
  • Solarium
  • Teen's Zone
  • Squok Club
  • Balconata Diana
  • Atrio Eliodoro

Available Cabins

  • Inside, category Samsara
  • Outside, category Samsara
  • Samsara Suite with ocean view veranda and jacuzzi
  • Samsara Grand Suite with ocean view veranda, jacuzzi and balcony

Public Areas

  • Balconata Belle Etoile
  • Disco Pietra di Luna
  • Club Alnatt
  • Lido Squok
  • Solarium
  • Scuderia Costa
  • Centre Benessere Sasmara
  • Venus Beauty

Available Cabins

  • Inside, category Samsara
  • Balcony, category Samsara
  • Samsara Suite with ocean view veranda and jacuzzi

Public Areas

  • Solarium
  • Jogging Area
  • Waterpark
  • Gym
  • Centre Benessere Samsara
  • Winter Garden

Costa Diadema

TECHNICAL CHARACTERISTICS
Year built Rebuilt Gross Tonnage Length Beam Passengers Crew Total Cabins Service Speed
2014 - 132.50 t. 306.00 m. - 3,724 1,253 1,862 20.00
  • On-board accommodation in the stateroom category of your choice
  • Port expenses & fees
  • Full board on the ship (a cover charge applies for our specialty restaurants)
  • Participation in on-board activities and on-board facilities (surcharge may apply)
  • Entertainment program on board
  • Drinks served in the restaurants, bars, lounges and in the stateroom
  • Hotel Service charge
  • Shore excursions
  • Air tickets
  • Transfers from/to embarkation port
  • Hair salon, use of wellness area, health and beauty treatments.
  • Selected on-board activities, laundry, medical services, photographers, newspapers
  • Purchases made at on-board shops as well as personal expenses
  • Costa Relax Policy at 33 € per person

Service Charge 
For all hotel services on board, a mandatory service charge of 11€ per person per day will be added each day to the guest’s account. Payment will be requested at the end of the cruise and depends on how many days the guest’s cruise lasts. Guests may choose to add the service charge to the total to be paid when booking. The predetermined daily amount depends on the date and the destination of the cruise.

The service charge rates to guests over the age of 14. There is no service charge on any cruise for children under the age of 4. Children between the ages of 4 and 14 will be charged 50% of the above rate.

CANCELLATION POLICY 

Cancellation Policy (FIT): FARE

DAYS TO DEPARTURE

ALL CRUISES (except from Costa Serena, World Cruise and Grandi Crociere)

MyCruise/ All Inclusive

Up to 60 days

100 € per person

MyCruise/ All Inclusive

Between 59 to 30

20% of the total cruise fare (not on taxes)

MyCruise/ All Inclusive

Between 29 to 15

50% of the total cruise fare (not on taxes)

MyCruise/ All Inclusive

Between 14 to 8

75% of the total cruise fare (not on taxes)

MyCruise/ All Inclusive

Between 7 to departure date or less

100% of the total cruise fare (not on taxes)

Last Minute/ Travel & Friends

Whenever

100% of the total cruise fare (not on taxes)

In order to confirm a booking a 30% deposit is require of the bookings’ total price. Balance must be paid 60days prior to departure date. Any booking made in the period of less than 60 days full payment of the booking is required.
To complete the booking and according to the company policy, it is necessary for you to provide full details of all participants (Full Name, Date and Place of Birth) as they are shown on your Passport(s)/ID(s) (depending on the cruise type you have selected). It is also necessary to provide an Emergency Contact (friend or relative) and full contact details (Full name and mobile number) of this person.
You are responsible for obtaining all necessary travel documents and for complying with Customs and Immigration requirements. Guest without proper travel documents will not be allowed to board the vessel and no refund of cruise fare will be given to any guest failing to bring such documentation.
In order to avoid problems at departure, we kindly ask you to carefully check the validity of your documents and to be in possession of what is required for the cruise. If any guest does not possess the required documentation they will be denied boarding their flight/cruise and cancellation penalties will be applied.
A valid passport is required for this cruise. (Please check for Visa requirements with your embassy).

Cruise passenger tax in Greece

Effective from July 21, 2025, a new cruise passenger tax will apply to visitors disembarking at Greek ports. The tax is automatically collected onboard and applies to both adults and children.

Important: The charge only applies to visitors who disembark (whether for excursions or individual sightseeing).

Implementation Period: July 21, 2025 – May 31, 2026

Charge per Person / per Port:

Period Mykonos & Santorini Other Greek Ports
21 July 2025 - 20 September 2025 €20 €5
1 October 2025 - 31 October 2025 €12 €3
1 November 2025-31 March 2026 €4 €1
1 April 2026 - 31 May 2026 €12 €3

 

Daily Entry Fee for the City of Venice

To better manage tourism, day visitors to the City of Venice are required to pay an entry fee before arrival (valid until July 27):

Booking Time Fee
At least 4 days before arrival 5
3 days or less before arrival  10

 

For Excursion Participants

For visitors participating in organized excursions, the entry fee is included in the excursion price and will not be charged separately.

Information & Payment: https://cda.ve.it/it/
After payment, you will receive a QR code which must be shown to local authorities.

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