Save on flights for spring/late summer travel with the current St. Patrick's Day sale from Southwest.
Fares are valid for domestic nonstop travel from April 8 through June 14, and again from August 22 through September 27.
Tickets must be booked by 11:59pm, March 19.
Please note, these fares are only available on Southwest.com. Other carriers regularly match these sale fares, so be sure to compare to find the best deal.