Carnival Cruise Line to boost its capacity by absorbing P&O Cruises Australia in 2025, further optimizing the company's brand portfolio creating operational efficiencies MIAMI and SYDNEY, June 3, 2024 /PRNewswire/ -- Carnival Corporation & plc (NYSE/LSE: CCL; NYSE: CUK), the world's largest cruise company, today announced that in March 2025, the company will sunset the P&O Cruises Australia brand and fold the Australia operations into Carnival Cruise Line, the most popular cruise line in the world. This cha ...