LOS ANGELES (CNS) — Severe weather on the East Coast affected dozens of flights out of Los Angeles International Airport and other Southland airports Monday.

As of midday, there were nine flights canceled and 171 flights delayed into or out of LAX, according to the tracking website FlightAware. There were 16 flights delayed in or out of Hollywood Burbank Airport, and 32 delays at John Wayne Airport in Orange County. Nine delays were reported at the Long Beach airport.

Alaska Airlines canceled three flights and delayed nine flights at LAX. United Airlines had 19 delayed flights and two were canceled. American Airlines had 15 delays, one cancellation.

Southwest Airlines delayed 10 flights at Hollywood Burbank Airport.

At Philadelphia International Airport, more than 400 flights were either canceled or delayed on Sunday because of severe weather in the Delaware Valley and other areas.

Nearly 2,000 flights were canceled nationwide Sunday, according to FlightAware. Thousands more are expected to be canceled or delayed Monday.

Philadelphia International Airport had the most delays and cancellations than any other in the country Sunday.