Newark Liberty International Airport is one of the largest hubs of United Airlines , and the congested airport is also the Chicago-based carrier's biggest operational challenge.

Amid dire conditions at the airport, an airline operations crew has had to figure out how to get more than 600 flights a day to take off and land without incident.

The Federal Aviation Administration has announced that the flight restrictions that have been in place at New Jersey's largest airport will remain in place into mid-June.

For travelers at Newark Liberty International Airport, these next few days may feel like a lot is out of their control. Everything from nasty weather to recent staffing and construction problems is a recipe for angst over Memorial Day weekend.

After weeks of disruptions, an airline exec confirms what frequent flyers already know—travelers are changing course.