TSA wait times ATL refer to the security checkpoint durations at Hartsfield-Jackson Atlanta International Airport. These wait times can fluctuate depending on factors like peak travel hours, holidays, and flight schedules. To avoid long lines, passengers should arrive early—typically 2 hours for domestic flights and 3 hours for international travel. Using TSA PreCheck can help speed up the process with expedited security screening. For more accurate planning, travelers can check real-time TSA wait times ATL via the MyTSA app or the airport's website.