Costa Diadema - 9/28/2026
The September 28, 2026 cruise on the Costa Diadema departs from Barcelona, Spain. On this 11 Night Western Mediterranean (Barcelona Roundtrip) sailing, the ship will visit a total of 8 cruise port destinations, including its departure port. The Costa Diadema sets sail on Monday, Sep 28th and returns on Friday, Oct 9th.
Cruise Pricing
The graph below tracks historic price of the Costa Diadema cruise ship departing September 28, 2026. The most recent price for this sailing starts at $1,318 ($120 per night) for an Inside Cabin. Compared to the average price of $1,347 ($123 per night), this represents a recent decrease of 2%.
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Cruise Itinerary
Itinerary
Costa Diadema - September 28, 2026 - 11 Nights
| Day | Date | Port |
|---|---|---|
| 1 | Sep 28th | Barcelona, Spain |
| 2 | Sep 29th | At Sea |
| 3 | Sep 30th | Cadiz (Seville), Spain |
| 4 | Oct 1st | Lisbon, Portugal |
| 5 | Sep 28th | Lisbon, Portugal |
| 6 | Oct 3rd | Gibraltar, U.K. |
| 7 | Oct 4th | Malaga, Spain |
| 8 | Oct 5th | Cartagena, Spain |
| 9 | Oct 6th | At Sea |
| 10 | Oct 7th | Marseille (Provence), France |
| 11 | Oct 8th | Savona (genoa), Italy |
| 12 | Oct 9th | Barcelona, Spain |
The Costa Diadema sails on September 28, 2026 for a 11 Night Western Mediterranean (Barcelona Roundtrip). The ship will depart the port of Barcelona, Spain at 7:30 PM and will return to the port of Barcelona, Spain on Oct 9th at 2:00 PM. During the 12-day journey, the Costa Diadema will visit 7 additional ports and will spend 2 days at sea.
Itinerary Safety Score
Based on my comprehensive research of cruise port safety information, including recent crime reports, travel advisories, Global Peace Index rankings, and specific port security concerns, we've created a "safety score" for each cruise port stop. The overall rating below represents a combined score for your specific cruise itinerary.
Cruise Ship
Costa Diadema
Costa Cruise Line
The Costa Diadema was built in 2014 and is among Costa's 11 ships in its fleet. The Costa Diadema is included in the cruise line's Diadema class. In the cruise ship stats below, you'll find the Costa Diadema vs all other Costa ships.
Cruise Ports
Barcelona, Spain, offers docking at Barcelona Port. Travelers explore Sagrada Familia and Park Güell. Excursions visit Montserrat Monastery. Local markets sell paella. The peak season, April to October, brings warm weather for city tours. Photography captures Gaudí architecture and Mediterranean vistas. Dining onboard includes tapas, a Spanish favorite. Souvenirs, like ceramic crafts, are sold in ship shops. Briefings cover Catalan history. Light clothing and sun protection suit the Mediterranean climate, while comfortable shoes enhance city walks. Barcelona’s cultural charm offers a vibrant Spanish stop. Cruise travelers enjoy a mix of modernist landmarks and scenic coasts, making Barcelona an engaging destination for exploring Spain’s Catalan region. (126 words)
Take advantage of the many on board activites during your day at sea. You'll have more than enough to fill your day!
Cádiz (Seville), Spain, offers docking at Cádiz Port with excursions to Seville. Travelers explore Seville’s Alcázar and Cádiz’s old town. Excursions visit Jerez’s sherry bodegas. Local markets sell gazpacho. The peak season, April to October, brings warm weather for coastal tours. Photography captures Moorish palaces and Atlantic vistas. Dining onboard includes jamón ibérico, a Spanish favorite. Souvenirs, like fan crafts, are sold in ship shops. Briefings cover Andalusian history. Light clothing and sun protection suit the Mediterranean climate, while comfortable shoes enhance historic walks. Cádiz’s cultural gateway offers a vibrant Spanish stop. Cruise travelers enjoy a mix of historic landmarks and scenic coasts, making Cádiz an engaging destination. (126 words)
Lisbon, Portugal, offers docking at Lisbon Port. Travelers explore Belém Tower and Jerónimos Monastery. Excursions visit Sintra’s Pena Palace. Local markets sell pastéis de nata. The peak season, April to October, brings mild weather for coastal tours. Photography captures Manueline architecture and Tagus River vistas. Dining onboard includes bacalhau, a Portuguese favorite. Souvenirs, like azulejo crafts, are sold in ship shops. Briefings cover Age of Exploration history. Light clothing and sun protection suit the Mediterranean climate, while comfortable shoes enhance city walks. Lisbon’s cultural charm offers a vibrant Portuguese stop. Cruise travelers enjoy a mix of historic landmarks and scenic rivers, making Lisbon an engaging destination. (126 words)
Lisbon, Portugal, offers docking at Lisbon Port. Travelers explore Belém Tower and Jerónimos Monastery. Excursions visit Sintra’s Pena Palace. Local markets sell pastéis de nata. The peak season, April to October, brings mild weather for coastal tours. Photography captures Manueline architecture and Tagus River vistas. Dining onboard includes bacalhau, a Portuguese favorite. Souvenirs, like azulejo crafts, are sold in ship shops. Briefings cover Age of Exploration history. Light clothing and sun protection suit the Mediterranean climate, while comfortable shoes enhance city walks. Lisbon’s cultural charm offers a vibrant Portuguese stop. Cruise travelers enjoy a mix of historic landmarks and scenic rivers, making Lisbon an engaging destination. (126 words)
Gibraltar, U.K., offers docking at Gibraltar Port. Travelers explore Rock of Gibraltar and St. Michael’s Cave. Excursions include dolphin-watching tours. Local markets sell fish and chips. The peak season, April to October, brings mild weather for coastal tours. Photography captures limestone cliffs and Mediterranean vistas. Dining onboard includes roast beef, a British favorite. Souvenirs, like monkey-themed crafts, are sold in ship shops. Briefings cover Barbary history. Light clothing and sun protection suit the Mediterranean climate, while sturdy shoes enhance rock hikes. Gibraltar’s unique charm offers a vibrant British stop. Cruise travelers enjoy a mix of natural wonders and scenic straits, making Gibraltar an engaging destination for exploration. (126 words)
Málaga, Spain, offers docking at Málaga Port. Travelers explore Alcazaba Fortress and Picasso Museum. Excursions visit Ronda’s deep gorges. Local markets sell gazpacho. The peak season, April to October, brings warm weather for coastal tours. Photography captures Moorish architecture and Mediterranean vistas. Dining onboard includes paella, a Spanish favorite. Souvenirs, like ceramic crafts, are sold in ship shops. Briefings cover Andalusian history. Light clothing and sun protection suit the Mediterranean climate, while comfortable shoes enhance city walks. Málaga’s cultural charm offers a vibrant Spanish stop. Cruise travelers enjoy a mix of historic fortresses and scenic coasts, making Málaga an engaging destination for exploring Spain’s Costa del Sol. (126 words)
Cartagena, Spain, offers docking at Cartagena Port. Travelers explore Roman Theatre and Naval Museum. Excursions visit Murcia’s cathedral. Local markets sell caldero. The peak season, April to October, brings warm weather for coastal tours. Photography captures ancient ruins and Mediterranean vistas. Dining onboard includes zarangollo, a Spanish favorite. Souvenirs, like ceramic crafts, are sold in ship shops. Briefings cover Carthaginian history. Light clothing and sun protection suit the Mediterranean climate, while comfortable shoes enhance historic walks. Cartagena’s cultural charm offers a vibrant Spanish stop. Cruise travelers enjoy a mix of Roman landmarks and scenic harbors, making Cartagena an engaging destination for exploring Spain’s Murcia region. (126 words)
Take advantage of the many on board activites during your day at sea. You'll have more than enough to fill your day!
Marseille (Provence), France, offers docking at Marseille Port. Travelers explore Notre-Dame de la Garde and Vieux-Port. Excursions visit Aix-en-Provence’s lavender fields. Local markets sell bouillabaisse. The peak season, May to September, brings warm weather for coastal tours. Photography captures basilicas and Mediterranean vistas. Dining onboard includes ratatouille, a French favorite. Souvenirs, like lavender crafts, are sold in ship shops. Briefings cover Provençal history. Light clothing and sun protection suit the Mediterranean climate, while comfortable shoes enhance city walks. Marseille’s cultural charm offers a vibrant French stop. Cruise travelers enjoy a mix of historic ports and scenic fields, making Marseille an engaging destination for exploration. (126 words)
Savona (Genoa), Italy, offers docking at Savona Port with excursions to Genoa. Travelers explore Priamar Fortress and Genoa’s Palazzi dei Rolli. Excursions visit Portofino’s harbor. Local markets sell focaccia. The peak season, April to October, brings warm weather for coastal tours. Photography captures medieval towers and Ligurian vistas. Dining onboard includes farinata, a Ligurian favorite. Souvenirs, like pesto jars, are sold in ship shops. Briefings cover Genoese history. Light clothing and sun protection suit the Mediterranean climate, while comfortable shoes enhance historic walks. Savona’s coastal charm offers a vibrant Italian stop. Cruise travelers enjoy a mix of historic sites and scenic harbors, making Savona an engaging destination for exploration.
Barcelona, Spain, offers docking at Barcelona Port. Travelers explore Sagrada Familia and Park Güell. Excursions visit Montserrat Monastery. Local markets sell paella. The peak season, April to October, brings warm weather for city tours. Photography captures Gaudí architecture and Mediterranean vistas. Dining onboard includes tapas, a Spanish favorite. Souvenirs, like ceramic crafts, are sold in ship shops. Briefings cover Catalan history. Light clothing and sun protection suit the Mediterranean climate, while comfortable shoes enhance city walks. Barcelona’s cultural charm offers a vibrant Spanish stop. Cruise travelers enjoy a mix of modernist landmarks and scenic coasts, making Barcelona an engaging destination for exploring Spain’s Catalan region. (126 words)