Watch FedEx Ship Millions of Packages This Holiday Season

FedEx plans to ship 317 million packages between Thanksgiving and Christmas.

FedEx spokeswoman Sharon Young noted that changing online shopping patterns are impacting its business and causing "volume surges earlier than ever before."

"Our networks are performing as designed, and we are working to absorb the extra volumes," Young said while discussing Cyber Monday delays.

Watch the video above for a look inside FedEx's Newark hub.

ABC News' Meghan Keneally contributed to this report.