Vacations to Go offers a Carnival Cruise 7-Night Western Caribbean Cruise for Two with prices starting at $998. That's the lowest price we could find by $400. This roundtrip cruise aboard the Carnival Dream departs from New Orleans, LA, on August 20 with stops in Montego Bay, Jamaica; Grand Cayman, Cayman Islands; and Cozumel, Mexico. Book this travel deal by June 30.