Dallas weather: Flight cancelations pile up for fourth day at DFW Airport, Dallas Love Field

Hundreds of flights at Dallas-Fort Worth International Airport and Dallas Love Field have been canceled due to the weather for the fourth consecutive day on Thursday.

As of 9 a.m., more than 500 flights in and out of DFW Airport have been canceled on Thursday, according to the flight-tracking website FlightAware.

DFW told travelers to expect longer than usual lines at TSA today, and asked fliers to arrive early for their flights.

Things are looking a bit better right now at Love Field, at 9 a.m. just 34 flights had been called off, according to FlightAware.

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Airlines were hopeful to get things back on track on Thursday after thousands of flights were canceled earlier this week, due to the icy weather.

North Texas-based Southwest Airlines and American Airlines have issued travel alerts and are allowing some travelers to make changes for free.

Click on these links to see if you are eligible: 

Travelers are asked to check their flight status before heading to the airport.