(CNN) — More than 800 Monday flights have been canceled in the US as winter weather bears down on a wide swath of the country.
As of about 3 pm ET, about 880 flights within, into or out of the US had been canceled Monday, according to flight tracking site FlightAware, with about 3,000 delays.
Cancellations were already piling up for Tuesday flights, with more than 650 canceled by Monday afternoon.
Most of the cancellations so far are affecting Dallas Love Field and Dallas-Fort Worth International airports in Texas.
On Monday, about 180 flights were also canceled in and out of Denver International Airport in Colorado. For Tuesday, about 100 flights in and out of Austin, Texas, had already been canceled by Monday afternoon.
Dallas-based Southwest Airlines had canceled about 420 flights US flights by 3 pm ET on Monday.
Regional carrier SkyWest had canceled about 125 flights by Monday afternoon.
Dallas Love Field tweeted on Monday that its team “stands ready to treat and clear surfaces to allow for safe operations.” DFW was also preparing for bad weather.
Both airports urged travelers to check with their airlines for flight status before going to the airport.
Top image: Motorists in Dallas face wintry conditions. Credit: KTVT