Frontier Airlines
- Country: United States
- Type: Transportation
- Website: www.flyfrontier.com
- Update: 05-01
Frontier Airlines is an American low-cost airline founded on February 8, 1994, headquartered in Denver, with its hub airport being Denver International Airport in Colorado. Notably, the airline is not directly related to the old Frontier Airlines, which was founded in the 1950s.
