More than 2,700 US flights were canceled on Saturday, with total delays tallying more than 6,400, according to flight-tracking service FlightAware. More than 5,000 flights were canceled on Friday, FlightAware said.

The American Automobile Association had estimated that 112.7 million people would venture 50 miles (80 km) or more from home between Dec. 23 and Jan. 2. But stormy weather heading into the weekend likely ended up keeping many people at home.

Weather-related car accidents around the country left at least 16 dead and hundreds stranded on ice and snowbound roads, according to media reports.

In Erie County, in upstate New York, about 500 motorists were stranded in their vehicles on Friday night into Saturday morning, with the National Guard called in to help with rescues, Erie County Executive Mark Poloncarz told media. At least one person was found dead in a car, he said.

"There's no place for anyone to go, everything's closed, so just stay home," he told MSNBC.

Two motorists were killed, and numerous others injured, in a 50-vehicle pileup that shut down the Ohio Turnpike in both directions during a blizzard near Toledo, forcing an evacuation of stranded motorists by bus to keep them from freezing, officials said.