Southwest Airlines via DealBase discounts Southwest Airlines 1-Way Fares Nationwide with prices starting at $38.98 during its Epic Winter Sale. (On the DealBase landing page, click on "Southwest Airlines" in the top line to see this sale.) That's $2 under last week's mention and the lowest price we could find for select routes on these peak travel dates by $138. This price is valid for flights departing on December 18 from Oakland, CA, (OAK) with arrival in Reno, NV, (RNO). This sale includes 200 routes to destinations like Denver, CO, (DEN); Atlanta, GA, (ATL); New York, NY, (LGA); and more. Book this travel deal by December 1 for travel through May 8, 2017.

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