Frontier Airlines Is Offering Fares as Low as $38* Roundtrip to a Wide Variety of U.S. and International Destinations

Frontier Airlines wants to be your new low fare airline, and is celebrating the end of summer with a limited-time sale to destinations throughout the U.S., the Caribbean, and Latin America. Today and tomorrow, travelers can access fares as low as $38* roundtrip on a wide variety of routes.

To take advantage of this limited time offer, consumers must book travel on FlyFrontier.com or the Frontier mobile app by 11:59 pm EDT on August 21.

“We’re ending the summer with a bang by slashing fares across our network,” said Jeff Werkheiser, senior director of brand and customer engagement, Frontier Airlines. “Now is the perfect time to plan a last-minute September getaway with Frontier and have some extra cash in your pocket to spend at your destination.”

FRONTIER Miles members will enjoy even more value when they plan their next adventure by earning 3x miles when they book travel by August 26 and fly by November 19**. Members must opt in to the offer prior to booking travel. With award flights starting at just 5,000 miles, and with low fares to many exciting destinations, members can quickly earn and redeem award travel with the most rewarding loyalty program in the sky. Like the airline, FRONTIER Miles is also family friendly, offering easy family pooling of miles making it simple for families to enjoy rewards together. Joining is free.

Frontier Airlines has introduced sweeping changes to its product and customer service offerings, ushering in ‘The New Frontier.’ Among the enhancements is UpFront Plus seating, an upgraded seating option with extra leg and elbow room in the first two rows of the aircraft. Customers in UpFront Plus enjoy a window or aisle seat with extra legroom and a guaranteed empty middle seat. The airline also now offers unlimited companion travel for its most loyal customers, with the flexibility to choose a different companion on every Frontier flight. Debuting in late 2025, Frontier will begin offering First Class seating, combining unmatched comfort and space at Frontier’s trademark affordable prices.

*About the Promotional Fare Offer:

Tickets must be purchased by 11:59 pm Eastern time on Aug. 21, 2025. Sale fares are valid for nonstop travel on select days of the week, Sep. 2, 2025, through Sep. 30, 2025. 14-day advance purchase is required. Not all markets are available for all dates of travel. Round trip purchase is required. All travel rules will apply, including Frontier Airlines’ Contract of Carriage.

**About the 3x Miles Offer:

Earn Triple Travel Miles on one eligible flight purchase at Flyfrontier.com. This offer is valid for a purchase made directly with Frontier between August 19, 2025, and August 26, 2025, for travel completed between August 19, 2025 and November 19, 2025. To qualify, provide your FRONTIER Miles ℠ number at the time of booking. Each bonus is specific to the individual passenger/member. You must opt in to this promotion at least 24 hours prior to departure to be eligible. All other ticket terms and conditions apply. Limit one bonus per member. Cannot be combined with other Travel Mile promotions.