Almost 400 flights throughout airways have been delayed or canceled at Denver Worldwide Airport Sunday earlier than midday.
As of 11 a.m. Sunday, 376 flights had been delayed, and one other 22 have been canceled for weather-related causes, in keeping with data from the flight tracking site FlightAware.
On Saturday, 910 flights have been delayed and 88 have been canceled.
Affected airways embrace SkyWest, United, Southwest, Frontier, Mesa, Delta, Southern Airways Categorical, JetBlue, Key Lime Air, CommuteAir, American Airways, Volaris and Air Canada.
Regional airline SkyWest, the airline that operates United Categorical, had probably the most cancelations Sunday with 11 flights canceled. United and Southwest have been second, with three flights canceled every.
Southwest and United had probably the most delays Sunday, with 144 Southwest flights and 105 United flights failing to depart the gate on time.