The airline is citing delays at its Newark hub saying more than 348,000 passengers have been disrupted by delays since the start of November due to the air traffic controller shortage.

United said that on Nov. 15 alone, air traffic control staffing issues resulted in canceled flights that disrupted 1,880 customers; gate and other delays disrupted an additional 24,558.

United Airlines suggested Wednesday that an air traffic controller shortage is to blame for “significant delays” at its Newark Liberty International Airport (EWR) hub, as people in the U.S. began

United Airlines said a shortage of air traffic controllers is impacting its business and people's travel plans in what is expected to be a record-shattering Thanksgiving travel week.

United Airlines has blamed air traffic controller (ATC) shortages for delays to over 343,000 of its passengers so far this month at Newark Liberty International Airport (EWR). In a statement

Bad weather and not enough FAA employees caused more than 200 delayed flights Tuesday, according to United Airlines officials.

United Airlines said on Tuesday that an acute shortage of air traffic controllers was causing "significant disruption" for travelers at its busy Newark, New Jersey, hub outside of New York City.

At issue are wages and health care benefits, said a Teamsters spokesperson. Local 210 chapter of the union rallied in front of Newark Airport on Wednesday morning during the busy Thanksgiving travel season.