DIA delays: More than 445 flights delayed, canceled amid snow

More than 445 flights were delayed or canceled at Denver International Airport late Thursday morning as snow fell across metro Denver and Colorado's eastern plains.

The average delay time for arriving flights was less than 15 minutes, according to the Federal Aviation Administration . A traffic management program was in effect, and FAA officials said this could delay some arriving flights and that departing flight schedules may be affected.

There were 445 delayed flights and eight cancellations at DIA as of 11:55 p.m., according to Flight Aware . United Airlines reported the most delays with 146, followed by Southwest with 124 and SkyWest with 126.

"Deicing continues," DIA spokesman Michael Konopasek said. "One runway is closed for treatment and cleaning."