Southwest Airlines is operating both at North and South Terminals of the Domestic Terminal at ATL. All passengers should check-in at least one hour before the flight. Passengers may check-in online 24 hours before the trip, they might also check-in at self-service kiosksor the ticket counters at the airport. All travelers should be present at the gate at least 10 minutes before the departure with their boarding pass. Boarding for Southwest flights begins30 minutes before departure.
Phone number of Southwest Airlines: (800) 435-9792
Official Website: www.southwest.com