FRONTIER, AMERICA’S LOW FARE AIRLINE, COMMITS TO BEING THE #1 LOW FARE CARRIER IN THE TOP 20 U.S. METROS

DENVER - August 26, 2025 - Frontier Airlines (Nasdaq: ULCC), America's Low Fare Airline, today announced it is committing to being the number one low-fare carrier in the top 20 U.S. metro areas. As part of this commitment, Frontier is adding 20 new routes from Detroit, Houston, Baltimore, Fort Lauderdale, Charlotte, and Dallas with fares starting from just $29.* With additional fleet and route expansion on tap for 2026, along with major investments in loyalty and product upgrades, Frontier is America's Low Fare Airline, delivering the best value.

"Frontier is not just about delivering low fares - we've made major enhancements, from product upgrades to the most rewarding loyalty program, and investments in technology and service, as part of The New Frontier," said Barry Biffle, CEO, Frontier Airlines. "That's why Frontier is America's Low Fare Airline, delivering the best value every day - and we see a clear path to being the number one low-fare carrier in the top 20 U.S. metros."

Biffle added, "As industry capacity adjusts, we want to ensure consumers in those markets continue to have affordable flight options."

NEW DOMESTIC AND INTERNATIONAL ROUTES LAUNCHING IN LATE 2025 THROUGH EARLY 2026

As part of this expansion, Frontier today announced the following new routes:

¹On sale beginning September 2

²Subject to government approval

THE NEW FRONTIER - LOW FARES + MORE CHOICE

For the past year, The New Frontier has been redefining what it means to fly with America's Low Fare Airline - going beyond low fares to deliver more comfort, more rewards, and more reasons to choose Frontier. The New Frontier continues with new loyalty benefits and upcoming product upgrades that further enhance the value of every trip.

• Affordable Comfort Upgrades: Customers already enjoy options like UpFront Plus seating, an upgraded seating option with extra leg and elbow room in the first two rows of the aircraft. Additionally, First Class seating debuting in late 2025 will provide unmatched comfort and space at Frontier's trademark affordable prices
• The Most Rewarding Loyalty Program: FRONTIER Milesis the most rewarding loyalty program, and this year it gets even better with three new breakthrough benefits:
• Companion Travel Certificates - FRONTIER Airlines World Mastercard® cardmembers can earn certificates through everyday purchases: For purchases made between now and January 31, 2026, cardmembers will earn companion travel certificates at the following amounts:

o First certificate at $3,000 in purchases

o Second certificate at $10,000 in purchases

o Third certificate at $20,000 in purchases

o Unlimited companion travel at $50,000 in purchases

These new companion certificates are in addition to existing card perks, which include a 50,000-mile welcome bonus after just $500 in spend, as well as the ability to earn Elite Status and miles with every purchase. To learn more and apply, visit https://www.flyfrontier.com/companion.

• Miles Match From Other Airlines - newmembers can match up to 1 million miles of their combined mileage balance from multiple qualifying airlines. When you join, Frontier will match the miles you've earned with other airlines - you just need to earn that same number of miles with Frontier in the next 12 months to unlock them. To learn more, visit https://www.flyfrontier.com/milesmatch.
• Upgrade From Other Airlines to Frontier Elite Gold Status - Frontier is also extending its popular program that enables consumers to upgrade from other airline loyalty programs to Frontier Elite Gold Status: consumers with a Southwest Rapid Rewards^®, JetBlue TrueBlue^®, Spirit Free Spirit^®, or Alaska Mileage Plan™ can unlock instant Elite Gold status at Frontier through December 2026 for just $69*. To learn more and apply, visit https://www.flyfrontier.com/goldstatus.

These new benefits build on the foundation of Frontier Miles: 10 miles for every $1 spent, multipliers up to 20X for elites, family pooling, and elite status beginning at just 10,000 miles.

Together, these innovations show how The New Frontier continues to deliver on a simple promise: low fares plus more ways to travel better and be rewarded for it.

Promotional Fare Terms and Conditions:

Tickets must be purchased by 11:59 pm Eastern time on Sep. 1, 2025. Sale fares are valid for non-stop travel on select days of the week, Oct. 20, 2025, through Jan. 5, 2025. The following travel blackout dates apply: Nov. 23-30, 2025; Dec. 1, 21-31, 2025; Jan. 1-2, 2026. Not all markets are available for all dates of travel. Round trip purchase is not required. All travel rules will apply, including Frontier Airlines' Contract of Carriage.