Frontier Airlines is an American ultra-low-cost carrier headquartered in Denver, Colorado. Founded in 1994, the airline operates flights to over 100 destinations throughout the United States, Mexico, and the Caribbean. With a focus on offering affordable fares and providing customers with options to customize their travel experience, Frontier has gained a reputation for providing 'Low Fares Done Right.' The airline's fleet consists of modern Airbus aircraft, and they are known for their friendly crew and commitment to customer satisfaction. Frontier Airlines continues to expand its route network and provide travelers with a budget-friendly option for air travel.