As of 2 p.m. Tuesday, 600 flights at DIA had been delayed and another 14 were canceled, according to data from flight tracking software FlightAware.

More than 1,000 flights were canceled, and hundreds of others were delayed Monday after a winter storm blasted a large part of the U.S. with heavy snow and ice.

Airlines in the United States canceled more than 1,300 flights on Monday after a winter storm brought snow, ice and freezing temperatures to a broad swath of the country. A total of 1,306 flights were canceled and 414 flights were delayed,