Overview

County health officials have confirmed a fifth case of measles in Los Angeles. The infected individual traveled internationally and arrived at Tom Bradley International Terminal at LAX on May 14.

Exposure may have occurred for anyone in the terminal during the morning hours of that day.

Key details

  • The infected resident arrived at LAX via Alaska Airlines Flight 1354 from Guatemala City.
  • Exposure at the terminal occurred between 6 and 8 a.m. on May 14.
  • Passengers seated near the infected traveler will be notified by local health departments.
  • Health officials are investigating additional locations in L.A. County that the traveler may have visited.
  • Individuals present at LAX during the specified time should verify their vaccination status.
  • Symptoms of measles can develop one to three weeks after exposure.
  • Symptoms include high fever, cough, runny nose, red and watery eyes, and a rash appearing three to five days after other symptoms.
  • Vulnerable populations, including pregnant individuals, infants, and those with weakened immune systems, should contact their doctors immediately after potential exposure.
  • The CDC reported 27 new outbreaks of measles in the U.S. this year, totaling 1,893 cases.
  • In 2025, there were 48 outbreaks in the U.S. with 2,288 confirmed cases, including nine in Los Angeles County.
  • Health departments are facing challenges in combating the resurgence of measles in California.

Context

This recent case contributes to a growing concern regarding measles outbreaks in the United States, highlighting the importance of vaccination and public health awareness.

What happens next

Public health officials will continue to identify and inform individuals who may have been exposed, while also seeking additional locations visited by the infected traveler.

What we don't know yet

Details about the traveler's vaccination status and the specific locations they visited in Los Angeles County after arriving at LAX have not been confirmed.