AirlineFAQ.com

Frontier Airlines miles expire after 6 months of inactivity.
This means if you don’t earn or redeem miles within that timeframe, your miles will be forfeited.
Frontier Airlines operates on a unique mileage program known as Frontier Miles. To keep your miles from expiring, you should engage in qualifying activities, such as flying with Frontier or using their partners.
Any activity that earns you miles or redeems them is sufficient to reset the expiration clock. This can include booking a flight, shopping through their online portal, or using a Frontier credit card for purchases.
It’s important to regularly check your account status. If you’re close to the six-month mark, consider booking a short flight or making a small purchase to maintain your balance.
Frontier does not offer a way to extend the expiration period through any payment or fee. Thus, staying active in their program is crucial for maintaining your miles.
Here’s a quick reference table for Frontier Airlines miles expiration:

If you’re looking to maximize your Frontier miles, consider the following tips:

Pro Tip: Use your Frontier Airlines credit card for everyday purchases. This can help you accumulate miles quickly and keep your account active, ensuring your miles don’t expire.

Frontier Airlines vs. Competitors

Frontier Airlines differs significantly from traditional carriers like United and Alaska Airlines. While many airlines focus on customer service and additional amenities, Frontier adopts a low-cost model.
This means they often charge for extras that others may include, such as seat selection and baggage. However, this pricing strategy allows for lower base fares, making it an attractive option for budget-conscious travelers.
Southwest Airlines, another competitor, has a more customer-friendly approach with no baggage fees and more flexible ticketing options. In contrast, Frontier’s model rewards those willing to pay for only what they need.
Understanding these differences can help you make informed decisions about your travel plans based on your priorities.
If you are determined to keep your Frontier miles alive, consider this tool to track your mileage activity and expiration dates effectively:

Disclaimer: This article is for informational purposes only.

How can I prevent my Frontier miles from expiring?

You can prevent your Frontier miles from expiring by earning or redeeming miles within a six-month period. Activities like flying with Frontier, shopping through their portal, or making purchases with a Frontier credit card will reset the expiration clock.

What happens to my miles if they expire?

If your Frontier miles expire, you will lose them permanently and will not be able to recover them. It’s essential to stay active to maintain your balance.

Can I buy back expired miles?

How do I check my Frontier miles balance?

You can check your Frontier miles balance by logging into your account on the Frontier Airlines website or through the mobile app. Your current balance will be displayed on your account dashboard.

Are there any fees associated with Frontier miles?

Frontier does not charge fees to maintain your miles; however, you may incur fees for certain services like checked baggage or seat selection.