Flight tracking data indicates that between 15% and 20% of flights at major New York and Philadelphia airports faced delays or cancellations on Monday, according to FlightAware.
The Federal Aviation Administration (FAA) has implemented processing restrictions that are disrupting operations across the Northeast corridor, creating immediate logistical headwinds for airlines and passengers.
The operational friction comes as the Trump administration considers halting international flight processing in so-called 'sanctuary cities,' a policy shift announced by Homeland Security Secretary Markwayne Mullin.
While the FAA has not explicitly linked the current delays to the proposed policy, the timing suggests growing administrative pressure on aviation infrastructure.
The disruptions are concentrated in key hubs, raising concerns about broader network effects if the slowdown persists.
For investors, the incident highlights the vulnerability of US aviation logistics to political and regulatory shifts.