Save on spring/summer travel with the current 15% off promo sale from Frontier.

Travel periods will vary by route, ranging from April 14 thorugh August 15. Be sure to check our fare details for specifics.

Enter promo code SAVE15 when booking to apply discount to the base fare.

Tickets must be booked by 11:59pm ET, February 17.

Fares are nonstop and include:

Denver to Columbus $142 round-trip

San Antonio to Las Vegas $125 round-trip

Philadelphia to San Antonio $159 round-trip

San Antonio to Atlanta $125 round-trip

Colorado Springs to Las Vegas $97 round-trip

More Stories You'll Love