American Airlines said that the 4% reduction will mean 220 canceled flights per day. The vast majority of impacted American Airlines flights are regional, and there’ll be no impact to international flights including Mexico, Canada and the Caribbean, CEO David Seymour said in a letter to employees. Further hub-to-hub routes impact will be minimized.

Several airlines are offering the option to rebook or issue a refund for customers whose flights are impacted by the reductions.

Secretary Duffy said there will be a 10% reduction in airspace capacity at 40 locations across the country as staffing shortages strain the FAA amid the longest government shutdown in history.

The Federal Aviation Administration will implement a 10% capacity reduction at 40 high-traffic US airports from 7 November, citing safety concerns over air traffic controller shortages caused by the ongoing government shutdown.

There has been a rise in air traffic controller call-outs since the federal government shutdown started, and the result has been a rise in controller fatigue, said FAA administrator Bryan Bedford.

The federal government shutdown, now in its 38th day, prompted the Federal Aviation Administration to issue a temporary emergency order Thursday prohibiting commercial rocket launches from occurring during “peak hours” of air traffic.

The FAA will begin reducing flights and restricting airspace on Friday to alleviate stress on air traffic controllers due to the government shutdown. Why it matters: These drastic moves will impact dozens of U.