Do cruise lines have certified Covid-19 tests onboard? 15 September 2022 13:42 Updated Yes, cruise lines have COVID-19 testing equipment on board for Real-Time polymerase chain reaction (RT-PCR) and antigen swab testing. I still need help. Related articles Will I be tested during the cruise? Where can I get a Covid-19 test? What are my pre-boarding requirements in terms of vaccinations and testing? What happens if I test positive onboard? How can I contact you?