Southwest Airlines Round Trip St Louis to Atlanta Airfares

No special codes or coupons are required. Get these Southwest Airlines round trip airfares while supplies last.

These basic economy fares include a personal item and a carry-on bag but do not allow seat selection or changes.

Travel Availability

• Departs St Louis (STL): June 1-12, 14-30; July 1-31; Aug 1-25, 27-31
• Departs Atlanta (ATL): June 1-5, 7-30; July 1-31; Aug 1, 3-14, 18-21, 23, 25, 27-28, 30-31