Save on spring/summer travel with the current 10% off promo sale from Frontier.

Fares are valid for travel from April 5 through August 15.

Enter promo code SAVE10 when booking to apply discount to the base fare.

Tickets must be booked by today at 11:59pm ET, January 20.

Fares include:

Denver to Columbus $148 round-trip

Denver to San Antonio $112 round-trip

Columbus to Las Vegas $184 round-trip

Pittsburgh to Las Vegas $184 round-trip

San Antonio to Las Vegas $130 round-trip

Colorado Springs to Las Vegas $92 round-trip

Atlanta to Pittsburgh $98 round-trip

Atlanta to San Antonio $130 round-trip