SUP Magazine: Here's How You Can Get $19 Flights With Frontier This Fall

Frontier Airlines ' latest sale can take you on a getaway this fall for as low as $19. The only catch is you have to book in the next few days.  Frontier is offering one-way fares as low as $19 to cities like Chicago, Philadelphia, Orlando, and more through its newly announced fall vacation sale . The lowest prices of $19 are available only for members of Frontier's Discount Den membership program, which offers other benefits including free flights for children. For non-members, you can g...