Use the Costa Diadema cruise schedule calendar below to find a Costa Diadema Cruise sailing by destination or departure port.
| Area | All | Sep
2026 | Oct
2026 | Nov
2026 | Dec
2026 | Jan
2027 | Feb
2027 | Mar
2027 | Apr
2027 | May
2027 | Jun
2027 | Jul
2027 | Aug
2027 | Sep
2027 | Oct
2027 |
| | | $1,732 | $298 | $390 | $463 | $975 | $955 | $493 | $694 | $1,033 | $1,178 | $1,245 | $1,198 | $361 | $110 |
| European Inland Waterways | $298 | | $298 | view | | | | | | | | | | | |
| Mediterranean | $361 | | | $390 | | | | | $776 | | | | | $361 | |
| Mediterranean Western | $110 | $1,732 | $1,159 | | | | | | | | | | | $1,264 | $110 |
| Scandinavia & Northern Europe | $1,011 | | | | | | | | $1,011 | $1,033 | $1,178 | $1,245 | $1,198 | $1,158 | |
| South America | $463 | | | $511 | $463 | $975 | $955 | $493 | $694 | | | | | | |
| Transatlantic | view | | | | | | | | view | | | | | | |
Prices represent the lowest available price for a given sailing date, area, and/or month. All prices USD.