Biggest Cruise Ship 2025 List. We're rounding up the 11 best new cruise ships debuting in 2025, including star of the seas, celebrity xcel, and disney destiny — plus more! Star of the seas is expected to become the largest cruise ship in the world.

The star of the seas will be the largest cruise ship in the world when she sets sail on her maiden voyage in august 2025. Royal caribbean’s icon of the seas will weigh over a quarter million tons and hold up to.