Measles Case Confirmed in Denver Airport Passenger

Traveler also visited Littleton church while infectious

Feb. 25, 2026 at 2:58am

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A person with a confirmed case of measles traveled through Denver International Airport and attended a church service in Littleton, Colorado over the weekend while they were infectious, according to state public health officials. The passenger arrived in Denver on Saturday and then attended a service and reception at St. Mary's Catholic Church in Littleton on Sunday, potentially exposing others to the highly contagious disease.

Why it matters

Measles outbreaks can spread quickly, especially in crowded public settings like airports and churches. This case highlights the importance of vaccination and the need for prompt public health response to contain potential measles exposures.

The details

The passenger arrived in Denver at 9:15 a.m. on Saturday on a Frontier flight from Miami, and then attended a service and reception at St. Mary's Catholic Church in Littleton between 9:30 a.m. and 2 p.m. on Sunday. The passenger then returned to DIA on Sunday night and departed on another Frontier flight to Miami. Public health officials are providing free measles vaccinations to people who may have been exposed at the church service.

  • The passenger arrived in Denver at 9:15 a.m. on Saturday, February 22, 2026.
  • The passenger attended a service and reception at St. Mary's Catholic Church in Littleton between 9:30 a.m. and 2 p.m. on Sunday, February 23, 2026.
  • The passenger returned to DIA on Sunday night and departed on a flight to Miami at 11:29 p.m.

The players

Colorado Department of Public Health and Environment

The state public health agency that issued the warning about the measles exposure.

St. Mary's Catholic Church

The church in Littleton where the infectious passenger attended a service and reception.

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What’s next

Public health officials are providing free measles vaccinations to people who were potentially exposed at the church service starting Wednesday morning.

The takeaway

This case underscores the continued need for vigilance against measles, even among vaccinated individuals, and the importance of a swift public health response to contain potential outbreaks in crowded public settings.