Measles Exposure Alerts Issued at Boston Logan Airport and Sacramento Area

A measles-infected traveler passed through Boston Logan International Airport Terminal C between midnight and 2:30 a.m. on April 14, 2026, after arriving on JetBlue flight 470 from Fort Lauderdale, prompting health officials to issue exposure alerts. The incident represents one of two confirmed measles cases among Massachusetts residents in 2026, with medical experts like Dr. Richard Ellison citing declining vaccination rates as a contributing factor. Health authorities are working to identify and notify potentially exposed individuals, particularly those on the flight where contact most likely occurred given minimal overnight terminal traffic. Unvaccinated individuals exposed must isolate from public spaces for 21 days and monitor for symptoms until May 5, 2026, while vaccinated individuals face low risk from the highly contagious airborne virus.

Measles exposure incident at Boston Logan Airport

• ▪A traveler with measles passed through Boston Logan International Airport Terminal C on April 14, 2026.
• ▪There are no other known measles exposure points in Boston beyond the April 14, 2026 Logan Airport incident.
• ▪JetBlue Airways flight 470 departed from Fort Lauderdale, Florida at 8:54 p.m. on April 13, 2026 and arrived at Boston Logan Airport Terminal C shortly after midnight on April 14, 2026.
• ▪Very few people are in Boston Logan Airport overnight, so measles contact likely took place on the plane.
• ▪The infected person left Boston Logan Airport in a privately-owned vehicle and traveled out of state.
• ▪The infected person was at Boston Logan Airport Terminal C between midnight and 2:30 a.m. on April 14, 2026.

Public health response and exposure guidelines

• ▪Unvaccinated exposed individuals need to avoid public places including school, work, public transit, and stores for 21 days.
• ▪Unvaccinated individuals exposed to measles on April 14, 2026 should monitor for symptoms until May 5, 2026.
• ▪Boston Logan Airport terminals are constantly being cleaned, with additional cleaning to be done if necessary following the measles exposure.
• ▪Vaccinated individuals are at low risk for contracting measles.
• ▪Health officials are working with local partners to identify and notify those who may have been exposed to measles at Boston Logan Airport.
• ▪There have been two confirmed measles cases among Massachusetts residents in 2026.
• ▪Unvaccinated individuals exposed to measles should contact their health care provider immediately.

Declining vaccination rates and measles transmission risks

• ▪Dr. Richard Ellison of UMass Memorial Medical Center stated that fewer people are getting the measles vaccine.
• ▪Measles infection can occur seven to 21 days after direct or indirect contact with another person with measles.
• ▪Measles can spread if people touch surfaces or items with the virus within 2 hours after the infected person was in the area.

Perspective of Dr. Richard Ellison of UMass Memorial Medical Center

• ▪Declining measles vaccination rates are contributing to increased measles exposure incidents according to Dr. Richard Ellison.

Perspective of Unvaccinated travelers and community members

• ▪Potentially exposed unvaccinated individuals must monitor for measles symptoms through May 5, 2026 following the April 14 Boston Logan Airport exposure.
• ▪Unvaccinated individuals exposed to measles at Boston Logan Airport on April 14, 2026 face mandatory 21-day isolation from school, work, public transit, and stores.

Perspective of Health officials and public health authorities

• ▪Public health authorities have limited the known measles exposure points in Boston to only the April 14, 2026 Logan Airport incident.

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