On what is expected to be the busiest air travel day of the Thanksgiving holiday period this year, the Federal Aviation Administration is warning it may need to implement a ground stop or ground delay program at Newark Liberty International Airport.

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.

The Federal Aviation Administration might need to slow down air traffic during the busiest holiday travel times because of staffing shortages with air traffic controllers, particularly in the Northeast.

The FAA is slowing air traffic into Newark Airport as a result of staffing shortages the day before the peak Thanksgiving travel begins, according to the FAA website. The ground delay program at Newark is in effect until 1 a.

You’ve done everything by the book — got to the airport hours before departure, followed TSA guidelines about what can’t be put in carry bags, even remembered to wear slip-on shoes to make the getaway to the gate faster.

The FAA is planning for possible ground stops or delays at the New York City metro area’s three largest airports, according to the FAA website. Ground stops or delays are possible at Newark Liberty, John F.

It is no secret the week of Thanksgiving is among the busiest for U.S. airports. The FAA said it is implementing measures to keep air traffic functioning, but such measures could delay flights.