Ultra-low-fare carrier Frontier Airlines began operating out of Denver on July 5, 1994, and has prided itself on serving as Denvers Hometown Airline ever since. Over the past 30 years, it has operated more than 1.8 million flights and served nearly 200 million travelers from Denver International Airport and its predecessor. Today, the airline employs more than 7,000 people, driving economic growth and opportunity in Denver and its extensive and expanding network.