Vacations to Go offers a Carnival Cruises 4-Night Mexico Cruise for Two with prices starting from $498. That's the lowest price we could find for such an April cruise by $40, although we saw it for $24 less two weeks ago. This roundtrip cruise aboard the Carnival Inspiration departs on April 24 from Long Beach, CA, with stops in Catalina Island, CA, and Ensenada, Mexico. Additional fees may apply. Book this travel deal by April 1.