Update: Some offers mentioned below are no longer available. View the current offers here.Frontier Airlines is having a one day sale today with flights starting at $19 for many of their routes, including flights from Atlanta, GA; Charlotte, NC; Cincinnati, OH; Indianapolis; New Orleans; Orlando, FL; Philadelphia and Washington-Dulles for select dates in May and June.If you are interested in scoring any of these fares for $19, be sure to book sooner than later because during the past several sales that Frontier has offered, the fares usually sell out rather quickly.Head from Philadelphia to Atlanta for $19 one-way.Tickets must be purchased by 11:59 pm Eastern time on April. 30, 2015 for domestic, nonstop travel in select markets and dates, May 5, 2015 through June 10, 2015. If you are looking for a quick getaway, you might want to take a look at some of these deals.While Frontier may not be a part of a major alliance and these cheap flights won’t help towards any major elite status, you can still bank extra credit card points by using a card that maximizes airfare purchases, like 3x on airfare with the American Express® Gold Card or 2x on the Chase Sapphire Preferred. Check out this post for more on maximizing airfare purchases.Report your success if you can actually snag any of these!Sign up for our daily newsletterEmail addressSign upI would like to subscribe to The Points Guy newsletters and special email promotions. The Points Guy will not share or sell your email. See privacy policy.[card card-name=‘American Express® Gold Card’ card-id=‘22035076’ type=‘javascript’ bullet-id=‘1’]