Air traffic controller shortages tied to the ongoing government shutdown caused hour-long flight delays at Newark Liberty International Airport on Monday, with federal officials warning disruptions could spread to New York City's other major airports.

For the second consecutive day, flights into Austin-Bergstrom International Airport are likely to experience widespread delays due to air traffic control staffing shortages as controllers at the airport continue to work without pay.

Travelers in Houston face delays as TSA operations are impacted by the government shutdown, waiting at least three hours to get through security.