By Tuesday, November 4, TSA lines improved at both Houston airports, though officials continued urging travelers to arrive early as the shutdown persists, reported KHOU 11. That afternoon, a ground stop at Hobby ended at 6 p.m., followed by a ground delay until 9 p.m.

Transportation Secretary Sean Duffy explains "data-driven" decision to cut flight capacity at 40 airports by 10% to reduce travel pressure and delays.

As the federal government shutdown carries through to another day, making it the longest in U.S. history, flight disruptions continue.

The Federal Aviation Administration will reduce flights at dozens of major airports as early as Friday if no shutdown deal is reached, Transportation Secretary Sean Duffy announced at a news conference Wednesday.