South Florida airport security lines lengthen as partial Homeland Security shutdown strains TSA staffing and operations

Travel disruptions build at major South Florida hubs

Security checkpoint lines at South Florida’s busiest airports have lengthened as a partial U.S. government shutdown affecting the Department of Homeland Security (DHS) continues to constrain Transportation Security Administration (TSA) staffing. The pressure is being felt most acutely during peak seasonal demand, when spring travel typically increases passenger volumes through Miami International Airport (MIA) and Fort Lauderdale–Hollywood International Airport (FLL).

Airport operations have remained open, but screening capacity is sensitive to day-to-day staffing levels. Even a modest drop in available officers can reduce the number of open lanes, pushing wait times higher and creating bottlenecks that ripple into airline boarding and on-time departures.

What the shutdown changes for travelers

The shutdown began after DHS funding lapsed on February 14, 2026. TSA screeners are considered essential personnel and continue working, but pay disruptions have contributed to higher absenteeism and increased attrition, tightening staffing at checkpoints nationally. The result has been uneven performance by airport and by time of day: some terminals and airports have reported manageable lines, while others have seen delays measured in hours.

DHS also temporarily halted the Global Entry enrollment and processing pipeline at points during the shutdown, then restarted the program in March. TSA PreCheck has remained operating, though checkpoint configurations can still shift depending on staffing and crowding.

• TSA staffing instability can reduce the number of operational screening lanes, especially during morning and mid-day peaks.

• Passenger surges tied to school breaks and seasonal tourism amplify the impact of any staffing shortfall.

• Program disruptions affecting expedited services can change lane allocations and processing speed at specific airports.

Federal response: ICE officers positioned near checkpoints

As delays persisted, federal immigration enforcement officers were deployed to selected airports to support airport operations during the shutdown. Observations at large airports elsewhere in the U.S. have shown officers positioned near security lines and checkpoints rather than conducting passenger screening, underscoring that TSA screening remains a specialized function requiring trained screeners.

Federal officials have provided limited public detail about the specific duties being performed in terminals and how support roles are coordinated with TSA at each airport. The deployment has heightened attention on how DHS reallocates personnel during funding lapses and what measures can be taken without changing security procedures.

With staffing levels variable and travel volumes elevated, operational impacts can change quickly by terminal and time of day.

Operational realities at MIA, FLL and PBI

In South Florida, the disruption has centered on screening throughput rather than flight safety oversight, since the funding lapse is specific to DHS. Travelers reporting conditions at MIA and FLL have described extended queues at some checkpoints, while Palm Beach International Airport (PBI) has at times reported smoother flow. Conditions can shift within hours based on callouts, flight banks, and lane availability.

What airports and airlines are advising

Airports and carriers have emphasized planning for variability. For domestic travel, travelers are being advised to arrive earlier than usual, and international travelers are urged to build additional buffer time for both airline processing and security screening. Airlines also recommend checking flight status before departing for the airport, as missed check-in and boarding windows can turn longer security waits into missed departures.

The shutdown has renewed focus on policy options that could reduce future disruption during funding lapses, including mechanisms to stabilize pay continuity for essential screening staff and operational contingencies for maintaining checkpoint capacity at large hubs.