Celebrity Summit May 2024

At a glance

Learn about the gastrointestinal illness outbreak on Celebrity Cruises ship Celebrity Summit in May 2024, including outbreak details and actions taken in response.

Outbreak details

Cruise Line: Celebrity Cruises

Cruise Ship: Celebrity Summit

Voyage Dates: May 24–May 31, 2024

Voyage number: 58044

Number of passengers who reported being ill during the voyage out of total number of passengers onboard: 68 of 2,264 (3%)

Number of crew who reported being ill during the voyage out of total number of crew onboard: 5 of 943 (0.53%)

Predominant symptoms: diarrhea and vomiting

Causative agent: norovirus

Actions in response to the outbreak

In response to the outbreak, Celebrity Cruises and the crew aboard the ship reported the following actions:

  • Collected stool specimens from gastrointestinal illness cases for testing.
  • Isolated ill passengers and crew.
  • Consulted with CDC on plans for comprehensive sanitation procedures, including
    • Staged disembarkation for active cases to limit the opportunity of illness transmission to well guests.
    • Sanitation of terminal and transport infection control procedures.

VSP remotely monitored the situation, including review of the ship's outbreak response and sanitation procedures.

Tips for healthy cruising

Learn how passengers can protect themselves.

More information


Gastrointestinal illness is a commonly used term for acute gastroenteritis (AGE). Cruise ships report cases that meet our case definition for AGE. We define a reportable case of AGE as

  • Three or more loose stools within a 24-hour period or what is more than normal for that person OR
  • Vomiting along with one of the following symptoms: diarrhea, muscle ache, headache, abdominal cramp, or fever.

Case totals

Cases reported are totals for the entire voyage. It does not mean all people are sick at the same time, such as when they arrive or leave a port or ship.