On June 29, 2026, major U.S. airports including John F. Kennedy (JFK), Boston Logan, San Francisco International, and Miami International experienced substantial operational disruptions. Across these four airports, a total of 55 flights were cancelled and 638 flights faced delays.
Several leading carriers encountered service interruptions, notably JetBlue, Delta Air Lines, and American Airlines. These disruptions affected flights servicing key international routes to countries such as the United Kingdom, France, China, Switzerland, Qatar, Australia, and Argentina.
