Well, that didn’t take long. Oceania’s 180-day world cruise officially sold out in just one day. The cruise takes off from San Francisco on January 15, 2023. From there, passengers will be on a six-month journey to 96 ports in 33 countries and four different continents. They’ll even spend 3 full days cruising in Antarctica. In case you are wondering the price tag for a 180-day world cruise….Fares started at $41,599 per guest.