CDC Says 98 People Sickened in Norovirus Outbreak on Royal Caribbean Ship

So far in 2025, there have been 19 gastrointestinal outbreaks on cruise ships, the agency says.

Royal Caribbean Cruises liner Serenade of the Sea leaves the access channel from Le Havre harbour, France, on May 8, 2019. Jean-Francois Monier/AFP via Getty Images

An outbreak of norovirus sickened 98 people on a Royal Caribbean cruise ahead of its final destination in Miami, said the Centers for Disease Control and Prevention on Sept. 30.

The outbreak on the cruise line’s Serenade of the Seas was reported to the health agency over the past weekend. Around 94 passengers onboard the ship reported being ill, along with four crew members.