1. Get One of Their Credit Cards
The Frontier Airlines World MasterCard gives you 40,000 bonus miles after you spend $1,000 within the first three months, one mile for every $1 spent, double miles on all Frontier purchases and a $69 annual fee. The Frontier Airlines Business Card gives you 25,000 bonus miles following your first purchase, all of the benefits of the Airlines World MasterCard and the same low annual fee.

With their no-annual fee Frontier Airlines World MasterCard, you get 10,000 bonus miles after making your first purchase, one mile for every $1 you spend on Frontier purchases and one mile for every $2 spent everywhere else. Turn all of your miles in for free flights and other amazing benefits.

2. Join the Early Returns Mileage Program
It only takes a minute to sign up for the early returns program, but the benefits are amazing. By flying 20,000 miles, you gain access into the elite program. Elite members receive priority service, complimentary carry-ons, advanced seating assignments and much more. One-way trips start off at just 10,000 miles, so the savings can really add up with this free program.

3. Embrace the Frontier Discount Den Club
By joining this program, you are going to save $5 on every carry-on bag and get your first bag for free. You will only pay $25 in carry-on fees and your first bag is only $15. Not only you, but everyone in your travel party will enjoy these savings each time you take to the skies.