More than 200 flights were canceled and more than 5,000 were delayed by a deadly storm that is on track to pounce on the East Coast on the busiest travel day of the year.
The airports hardest hit by the cancellations and delays so far were Charlotte Douglas International, Chicago's O'Hare International, Denver International and Cleveland Hopkins International, according to the flight monitoring site Flightstats.com.
The storm, moving through the Southeast on Tuesday, is responsible for 11 deaths. It is headed for the East Coast, home to the country's busiest air space.
The AAA has predicted that 43.4 million Americans will travel at least 50 miles for Thanksgiving, with 3.17 million traveling by air.