Book with Southwest by midnight Thursday and you can get a cheap flight south of the border with Southwest.
Some example round-trip fares:
– Atlanta to Cancun from $298
– Dallas to Montego Bay from $412
– Los Angeles to Liberia from $298
– Denver to Puerto Vallarta from $258
– Houston to Belize City from $214
And these are the rules:
– You can fly August 23 – November 2.
– Most routes let you fly on Tuesday and Wednesday only.
– Sale fares are one-way only; round-trip purchase not required.
– The offer is valid until 11:59pm April 21.