Frontier Airlines Returns to Boise Airport With Launch of Nonstop Service to Denver

BOISE, Idaho - May 15, 2025 - Ultra-low fare carrier Frontier Airlines (Nasdaq: ULCC) made its return to Boise Airport (BOI) today with the launch of nonstop service to Denver International Airport (DEN). The route marks the first time Frontier has operated at BOI since September 2021.

To celebrate Frontier's return to Boise, the airline is offering fares as low as $49*.

"We are thrilled to be back in Boise, offering Idaho consumers our signature ultra-low fare travel to Denver and the many destinations we serve beyond," said Jennifer de la Cruz, senior director of corporate communications, Frontier Airlines. "We are redefining ultra-low cost air travel, providing more comfort and convenience without compromising the affordability we're known for. Now is a better time than ever for value-seeking travelers to make Frontier their airline of choice."

"We're excited to welcome Frontier Airlines back to BOI," said Boise Airport Director Rebecca Hupp. "Their ultra-low-cost service to Denver offers our community even more affordable travel options, with flight times designed for easy connections across Frontier's network. It's a great win for local families, businesses, and budget-conscious travelers alike."

New service from Boise Airport (BOI):

**Frequency will adjust to 2x/week in June

Frequency and times are subject to change. Please check https://www.flyfrontier.comfor additional details.

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 on every flight, combining unmatched comfort and space at Frontier's trademark affordable prices.

Frontier continues to innovate with its industry-leading frequent flyer program, FRONTIER Miles, which allows customers to 'Get It All For Less.' Members earn miles quickly and get rewarded for each dollar spent on Frontier products. Miles accrue based on dollars spent with a standard 10X multiplier: $1 = 10 miles, with multipliers increasing at every elite level up to 20X. Elite status is attainable at only 10,000 miles and offers perks such as priority boarding, seat selection and free bag(s) depending on status level. Like the airline, FRONTIER Milesis also family friendly, offering easy family pooling of miles making it simple for families to enjoy rewards together. Joining is free.

*About the Promotional Fare Offer:

Tickets must be purchased by 11:59 pm Eastern time on May 21, 2025. Sale fares are valid for non-stop travel on select days of week, May 13, 2025, through Aug. 18, 2025. The following blackout travel dates applies: Jul. 3, 6, 2025. A 21-day advance purchase is required. Round trip purchase is not required.

Discount Den™ fares are only available at FlyFrontier.com to Discount Den™ members. Join Discount Den here! Fare(s) shown include all transportation fees, surcharges, and taxes, and are subject to change without notice until purchased. Seats are limited at these fares and certain flights and/or days of travel may be unavailable.

All tickets are nonrefundable, except if you cancel within 24 hours of booking for flights 7 days or more prior to departure, and except when otherwise required by the Department of Transportation.

For Basic Fares, changes or cancellations made to itineraries after the 24 hours will be subject to change fees, and any fare differential. Learn more about our change policy. Previously purchased tickets may not be exchanged for special fare tickets. Flight segments must be cancelled prior to scheduled departure time, or the tickets and all amounts paid will be forfeited.

Additional travel services, such as baggage and advance seat assignments are available for purchase separately at an additional charge. All travel rules will apply, including Frontier Airline's Contract of Carriage.