Posted: via Dunhill Travel discounts select Carnival Cruises throughout 2018 and 2019 with prices starting from $184 per person. Plus, bag up to $1,500 onboard credit, free gratuities, or stateroom upgrades on select sailings. Additional fees may apply. Save on cruises to the Caribbean and Bahamas. Book this travel deal by December 4 for cruises through May 2019.