7 Night Round Trip from Buenos Aires on the Costa Diadema
Step aboard the Costa Diadema and settle in for seven nights of exciting travel through the sea from Buenos Aires and back!
Touring through extremely rare ports such as Itajai, Montevideo, and Santos makes this trip particularly interesting. This route is an unusual one for the Diadema, But this is the most popular month of the year to sail it.
Our price is the total you pay, no sneaky extra fees. Book quickly, because the price of this sailing is moving upwards! Secure your stateroom before the price increases.
The Costa Diadema
More than 3,700 guests can travel on this Dream class cruise ship, based in Europe and South America and refurbished only three years ago in 2023.
The Diadema Costa boasts a roller skating rink, an outdoor movie theater, a solarium, a jacuzzi, a casino, a spa, and a gym.
Your Itinerary
This sailing is made up of three sea days and three days in port. Major features include visits to very uncommon stops like Itajai, Montevideo, and Santos.
Alternate Sailings
The Diadema sails this route two times this year plus nine times next year. No other ship sails this exact same route. In the accompanying graphic you can see a visualization of when this ship sails as well as the relative price.
Book Your Cruise
Since being listed six months ago, The price of a stateroom on this sailing has varied between $1,446 and $1,855 including taxes and port charges. This graph displays the cost over time for the various classes of cabin. This cruise has just risen in price, so secure your cabin now before it goes up even more.
Last Updated: Aug 30, 2026
Last Modified: Aug 30, 2026