A boon for budget travelers, Frontier airlines offers low-cost flying experience throughout the United States, Mexico, and Canada. Established in 1994, Frontier Airlines serves over 50 destinations from its hub in Denver. Frontier airline is the second largest air carrier at Denver International Airport (DIA) with over 300 domestic and international flights in operation. The airline has a fleet of 51 aircraft including 38 Airbus A319s, 9 Airbus A318s and 4 Airbus A320s.

Frontier Airlines offer choicest of facilities to its travelers onboard. The passengers traveling through classic plus category gets priority boarding, complimentary snacks and beverages, DirectTV network (Airbus only), stretchable seating, mileage credits, advanced seat assignment and even in some cases allows ticket refund. But all these service may vary or be chargeable for Classic and Economy travelers

Frontier also allows friendly and easy-to-use web check-in. One can check-in within 2-24 hours from the departure time. You can check-in over the web using the six letter confirmation code and print the boarding pass.

Frontier Airlines has a simple and cost-affective baggage policy. The carry on should be less than 49 linear inches and weigh less than 35 pounds. For domestic economy. checked in luggage, Frontier charges $15 for the first bag, $20 for the second bag and $50 for any additional bags. For domestic economy and economy plus, 2 bags are allowed without any charge and $50 for any additional bags. For international travel, two free bags are allowed. Third bag is allowed for a $50 baggage fee. Any additional bags are allowed for $100 each.