Travelers have also been forced to wait for extended periods of time to pass through security and endure long waits for flights.

The winter weather is still causing some problems at the world’s busiest airport.As of 1 p.m., there are 428 cancellations and 669 delays for Wednesday, according to FlightAware. Over 500 flights at Hartsfield-Jackson Atlanta International Airport were delayed Monday night and a ground stop on Tuesday led to 334 cancellations and 788 delays.

Hundreds of inbound and outbound flights at the Atlanta airport have already been canceled or delayed ahead of Tuesday’s winter weather.Over 500 flights at Hartsfield-Jackson Atlanta International Airport were delayed Monday night.