Costa Diadema: 4-Night South America
This 4-night South America cruise aboard the Costa Diadema by Costa Cruises departs Itajai on December 12, 2026, calling at São Paulo (Santos), Ilhabela, and returns December 16, 2026. Cabin prices start from $681 per person.
How this date compares
1 of 5 dates
Costa Diadema sails round trip from Itajai to these two ports on 5 dates between November 2026 and March 2027. All 4 other dates in the table below call at them in the same order.
3rd lowest of 4
At $681 for an interior cabin, this date is the 3rd lowest of the 4 dates from November 2026 to March 2027 in the table below. The lowest is $621 on Mar 20, 2027.
Santos is Brazil's largest port and the cruise gateway to Sao Paulo, South America's biggest city (about 70 km inland). The port of Santos sits on a narrow island between the mainland and the coast, with the cruise terminal in the historic center near the waterfront.
Read more →Interior cabin
New to these charts? How to read cruise price history
Costa Diadema to these two ports on other dates
| Departs | Port order | Interior from | vs Dec 12 |
|---|---|---|---|
| Nov 28, 2026 | São Paulo (Santos), Ilhabela | $710 | +$29 |
| Dec 5, 2026 | São Paulo (Santos), Ilhabela | No current price | |
| Dec 12, 2026 | São Paulo (Santos), Ilhabela | $681 | this sailing |
| Mar 20, 2027 | São Paulo (Santos), Ilhabela | $621 | −$60 |
| Mar 27, 2027 | São Paulo (Santos), Ilhabela | $671 | −$10 |
Costa Diadema, round trip from Itajai, 4 nights. Interior cabin, per person, two sharing, taxes and port fees included. Prices checked as of Nov 11, 2026.
Other South America departures
Questions about this sailing
How much does this cruise cost per night?
Interior cabins start at $681 per person for the 4 nights, about $170 a night, with taxes and port fees included. A balcony starts at $821, about $205 a night.
Is $681 a good price for this sailing?
It is $47 above the lowest interior price we have recorded for this sailing since March 9, 2026 ($634 on March 9, 2026). Among the 4 dates from November 2026 to March 2027 on this route shown above, the lowest is $621 on Mar 20, 2027.
Which ports does it visit?
It sails round trip from Itajai and calls at São Paulo (Santos) and Ilhabela, with 1 day at sea.
Are there other dates with the same ports?
Yes. Costa Diadema sails this route on 5 dates between November 2026 and March 2027.
We may earn a commission when you book through this link, at no extra cost to you.
Get a price-drop alert
Pick the cabins to watch. We check prices daily and email you when one drops. New accounts get a free 14-day Pro trial: every cabin, plus texts. No card.
We may earn a commission when you book through this link, at no extra cost to you.