Staffing shortages are contributing to ground delays, longer wait times and travel modifications at airports across the country due to the government shutdown.
Passengers expecting speedy layovers and smooth transitions in some major cities have been jolted by unexpected delays or cancellations.
More than 3,600 flights, both domestic and international, were delayed Tuesday, and 70 flights canceled.
As of Wednesday morning, 460 flights have been delayed and 25 were canceled, according to flight tracking site FlightAware.
While some staff have been furloughed, crucial roles like air traffic controllers are expected to continue to work without pay. The Government Employee Fair Treatment Act of 2019 mandates back pay, though a new White House memo has floated a different interpretation of