Traveler from Cancun, Mexico Brought Measles Virus to LAX on July 16, 2026

If you were anywhere near Gate 206 at LAX last week, go see your doctor and check for Measles

LAX 7.21.26: The Los Angeles County Department of Public Health has confirmed a case of measles in an international traveler who arrived on Delta Airlines Flight 614 from Cancun, Mexico, and was infectious while passing through Los Angeles International Airport (LAX).

The traveler landed at Tom Bradley International Terminal (TBIT), Terminal B, Gate 206 on July 16, 2026, at 9:45 p.m. Health officials stated the individual may have exposed others at Gate 206 between 9:45 p.m. and 10:45 p.m., and in the corresponding baggage claim area between 10:30 p.m. and 11:30 p.m.

Passengers seated near the infected traveler on the flight are being notified directly by their local health departments in coordination with the Centers for Disease Control and Prevention (CDC), following standard procedures for international flight exposures.

### Exposure Risk and Monitoring

People present at the specified locations during those times could develop measles symptoms 7 to 21 days after exposure. The last day to monitor for symptoms is August 6, 2026**. Individuals who remain symptom-free beyond that date are no longer considered at risk.

Health officials advise those potentially exposed to:

- Confirm their measles immunity status.

- Monitor closely for symptoms, especially if unvaccinated or with unknown vaccination history.

- Contact a healthcare provider immediately if symptoms appear - without visiting a medical facility in person first - and inform them of the possible measles exposure.

Common measles symptoms include high fever (over 101°F), cough, runny nose, red and watery eyes, and a rash that typically begins on the face and spreads to the rest of the body 3–5 days after initial symptoms.

Vaccination and Prevention Emphasized

Los Angeles County Health Officer Muntu Davis, MD, MPH, stressed the importance of protection amid ongoing measles activity. "As measles cases increase, it is important that residents take steps to make sure they are fully protected," Davis said. "The MMR vaccine is the safest and most reliable way to prevent measles and protect yourself, your family, and your community. Measles spreads easily and can lead to serious complications, including pneumonia, brain swelling, and even death."

Two doses of the measles-mumps-rubella (MMR) vaccine are approximately 97% effective, while one dose is about 93% effective. Children 12 months and older are considered fully protected after two doses. Infants aged 6–11 months planning international travel or travel to outbreak areas may receive an early dose (which does not replace routine doses at 12–15 months and 4–6 years).

Public Health recommends reviewing immunization records before travel, especially for international trips or visits to areas with measles outbreaks. Those who are pregnant, immunocompromised, or caring for infants under 12 months should consult a provider promptly if exposed.

Broader Context

This case adds to multiple traveler-associated measles incidents reported in Los Angeles County in 2026. Nationally, the United States has recorded 2,260 measles cases as of July 17, 2026, with most linked to outbreaks and occurring in unvaccinated or undervaccinated individuals. Six percent of cases have required hospitalization.

Measles is highly contagious and spreads through the air or by touching contaminated surfaces. The virus can remain infectious in the air and on surfaces for hours. An infected person can transmit the disease up to four days before and four days after the rash appears.

For more information, visit the Los Angeles County Department of Public Health measles page at ph.lacounty.gov/measles or contact Public Health resources. Vaccines are available through healthcare providers, pharmacies, or low-cost clinics for uninsured/underinsured individuals via the Vaccines for Children and Vaccines for Adults programs.

This announcement underscores the ongoing public health emphasis on vaccination and vigilance during peak summer travel periods.