Posted: via ShermansCruise offers a Carnival Cruises 4-Night Western Caribbean Cruise for two, with prices starting from $378. That's the lowest price we could find for such a cruise in October by $10. Book this travel deal by August 31. Buy Now Tips On the ShermansCruise landing page, scroll to the bottom and click "Book Now" next to the October 21 sailing date. This roundtrip cruise aboard the Carnival Victory departs from Miami, FL, on October 21. Some restrictions may apply; fees, government taxes, and fuel supplements are additional.