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Frontier Airlines is a discount airline founded in 1994 and based at Denver International Airport. Frontier Airlines offers cheap flights to 58 destinations across the U.S., Canada, Mexico, and Costa Rica. Frontier Airlines is the second-largest carrier out of Denver International Airport, averaging 350 departures and arrivals daily. The majority of Frontier Airlines’ cheap flights land west of the Mississippi River.

The most frequent aircraft operated by Frontier Airlines(F9) are the Airbus A318/319/320/321(32S) and De Havilland Canada DHC-8 Dash 8 all models(DH8) plane models. Frontier Airlines(F9) most frequently flies into Denver Intl(DEN), Sky Harbor Intl(PHX), and Kansas City Intl(MCI). is the discount airfare resource for all of your flights with Frontier Airlines(F9).

Airfare will find the cheap flight you’re looking for on Frontier Airlines(F9) by comparing the web’s leading discount travel sites, including the rates that Frontier Airlines(F9) directly offers.

Whether it’s round-trip, one-way, international or domestic air tickets you need, if you’re looking for cheap flights on Frontier Airlines(F9), has the unbiased and comprehensive airfare search results you’ve been searching for. has been online since 1996 and have booked millions of travelers to thousands of destinations. We are available 24 Hours per day and 7 days per week to help you at our call center. Company Address: 4619 41st street NW suite 300 Washington DC 20016. 1-800-AIR-FARE(247-3273) 703-379-1777 - Call Center Hours: Open 24 Hours / 365 Days
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