The White House official stated: You will see mass chaos. You will see mass flight delays. You will see mass cancellations. And you may see us close certain parts of the airspace because we just cannot manage it because we don’t have the air traffic controllers.

More than 2 million passengers typically travel through airports in the United States every day, so getting there early to beat the crowds is essential. In fact, it was the top tip from every T+L editor. In other words, this is not the time to test the viral " airport theory " in which people head to the terminal at the very last minute.

The Federal Aviation Administration will reduce air traffic by 10% in 40 major markets starting Friday as unpaid air traffic controllers continue to call out.

The FAA will cancel thousands of flights starting Friday to address fatigue among air traffic controllers working without pay during the government shutdown.

Transportation Secretary Sean Duffy said that there will be a 10% reduction in flights at 40 major airports if the government shutdown continues.

The airport grounded planes "due to security" around 11:20 a.m. on Tuesday. The stop could be extended, or could end around 12:30 p.m.