Continued staffing shortages in air traffic control facilities are causing delays at airports as the government shutdown nears the one-month mark

The Federal Aviation Administration (FAA) pressed lawmakers to reopen the government late Friday as major airports across the U.S. experience flight delays and cancellations due staffing shortages amid the lapse in funding.

Delays averaged more than two hours at Orlando, 90 minutes at National Airport in Washington and 21 minutes at Dallas, the agency said. FlightAware, a flight tracking website, said nearly 6,000 flights had been delayed and 1,

"After 31 days without pay, air traffic controllers are under immense stress and fatigue," the Federal Aviation Administration warned.

At least 11 airports around the country are facing delays due to air traffic control staffing shortages linked to the government shutdown. Nicole Valdes reports from Nashville International Airport, where frustration is growing.

A "surge" in air traffic controllers calling out of work caused widespread delays in major US airports, a government aviation agency has said. Half of the 30 major airports in the US were experiencing staff shortages,

A surge in callouts among air traffic controllers "is straining staffing levels" at multiple airports across the U.S. -- including in the New York City area where 80% of controllers are absent, the Federal Aviation Administration said Friday evening.

The restrictions arrived as New York gears up for a busy weekend, which includes Halloween festivities and the New York City Marathon. Air travel was disrupted across the country on Friday by ongoing staffing constraints at air-traffic control facilities,