Southwest Airlines is offering a chance for travelers to book less expensive air travel through a special 72-hour sale.Â
The sale runs through 9:59 p.m. Thursday and has the following qualifying dates.Â
- Aug. 20 through Dec. 18 for continental U.S. travel
- Sep. 3 through Nov. 2 for inter-island travel in Hawaii
- Sept. 4 through Dec. 5 for travel to and from San Juan
- Aug. 20 through Dec. 11 for international travel
Below are examples of deals under $100 from Washington, D.C. (Reagan).
- Columbus, Ohio - $49
- Providence - $49
- Atlanta - $79
- Oklahoma City - $79
- Dallas - $99
 For more flights, click here.