(CNN) — Another wave of canceled flights and airline delays hits the entire United States this weekend.
According to tracking website FlightAware, so far this Sunday 862 flights have been cancelled. A total of 4,041 have been delayed in the US.
Chicago’s O’Hare airport suffered the most cancellations and delays on Sunday, with about 12% of flights canceled and 35% delayed.
In Chicago it rained a lot this day, including a flash flood warning which was in effect until 3 p.m. local time for parts of Cook County.
weekend of cancellations
A total of 657 flight cancellations and 7,267 delays within, to or from the United States occurred on Saturday.
American Airlines canceled 4% of its flights and 24% of its Saturday flights were delayed, according to FlightAware.
United had 4% of its flights canceled and 23% delayed, followed by Delta with 2% canceled and 22% delayed Saturday, FlightAware notes.
41% of JetBlue flights and 36% of Southwest flights were also delayed on Saturday, according to the website.