Southwest has just cut prices on more than 50 domestic routes, and the cheap fares are on sale until midnight Thursday.
These are the rules:
– You can fly February 3 – June 3, with a few exceptions.
– Tuesday, Wednesday and Saturday flights only.
– Sale fares are one-way only; round-trip purchase not required.
– 14-day advance purchase required.
– The offer is valid until 11:59pm January 22.