CHICAGO (WLS) -- Flight data website Hopper has named O'Hare International Airport as the worst airport in America for winter travelers who want to be on time and avoid crowds.
Hopper ranked America's 20 largest airports and found 42 percent of flights are delayed at O'Hare during the winter.
According to the site, O'Hare, Newark, Denver and Fort Lauderdale airports all have more than one-third of their flights delayed during the winter.