Ending today, Southwest Airlines via DealBase discounts Southwest Airlines 1-Way Fares Nationwide with prices starting at $39.98. (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 select routes by at least $5. This price is valid for flights departing on November 14 from Las Vegas, NV, (LAS), with arrival in Los Angeles, CA, (LAX). Note that blackout dates and other conditions may apply. Book this travel deal by October 26 for travel from October 31 through May 23, 2018.

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