Overall, United has canceled more than 100 flights each day, Friday, Nov. 7 through Sunday, Nov. 9, the airline's website showed. Of those, 34 United flights scheduled to depart or arrive at Chicago O'Hare International Airport Friday were cut, with that number increasing to 38 Saturday.

Major airlines are complying with the FAA's call to reduce flight schedules starting Friday, with some carriers already beginning to cancel flights.

The Federal Aviation Administration says it halted all flights at Ronald Reagan Washington National Airport for a time Tuesday because of a security threat.

There were 83 cancellations at Republic, which operates regional flights for United, Delta, and American. Delta's regional subsidiary, Endeavor Air, canceled eighty flights, as quoted in a report by CNNALSO READ: What does 67 mean,

A United Airlines flight was evacuated at Reagan Washington National Airport after a bomb threat, Transportation Secretary Sean Duffy said Tuesday. “Earlier today a United flight from Houston to Washington D.

The FBI did not find any hazards after investigating a bomb threat that prompted a United Airlines plane to be evacuated at DCA.

All flights were put on hold after the apparent threat was reported on a plane that had just landed from Houston.

Operations resumed at Reagan Washington National Airport on Tuesday after a brief halt due to a bomb threat against a United Airlines plane.

All flights at Reagan National Airport were halted for some time on Tuesday due to a bomb threat on a flight from Houston, federal authorities said.

A United Airlines flight from Houston’s Bush Airport was evacuated at Reagan National, prompting a ground stop in Washington, D.C.