US Airlines cancelled more than 1500 flights, the fourth consecutive day cancellations have topped 1000 as government flight cuts and air traffic staffing absences continue to wreak havoc with aviation.

FlightAware, a flight tracking website, said by Monday morning, more than 1550 flights had been cancelled and 1400 delayed.

This followed almost 3000 cancellations and nearly 10,800 delays on Sunday, in the single worst day for flight disruptions since the government shutdown began on October 1.

A November winter storm in Chicago is also disrupting air travel.

The Federal Aviation Administration late Sunday said it was suspending general aviation traffic at 12 airports with air traffic control staffing issues, including Chicago O'Hare and Reagan Washington National.

The shutdown, which

See Full Page