Southwest Airlines is having a two-day sale with fares starting at $49, one-way (i.e. LAS-SFO)
Southwest Airlines
Book by 1/4/19.
Continental U.S. travel valid 1/8/19 through 5/22/19.
21-day advance purchase required.
Nonrefundable. Seats, travel days, and markets limited. Restrictions and exclusions apply.