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Southwest Airlines via DealBase discounts select Southwest Airlines 1-Way Fares Nationwide, with prices starting at $53.98. (On the DealBase landing page, click on "Southwest Airlines" in the top line to see this sale.) That's the lowest price we could find for these routes by at least $5. This price is valid for flights departing on June 19 from Greenville / Spartanburg, SC, (GSP) with arrival in Atlanta, GA, (ATL). Note that blackout dates and other conditions may apply. Book this travel deal by May 31 for travel from June 19 through November 3.

All prices, dates, and booking details were valid at the time of publication.