Oceania Cruises
- Oceania Cruises' six-month world cruise set sail on January 14.
- The 180-day, around-the-world cruise sold out in 30 mins in 2022, according to the NCLH subsidiary.
- Royal Caribbean's competing nine-month world cruise started at $222 per day versus $270 for Oceania's.
Around the world in 80 days? Try 180 days instead.