When Do Frontier Airlines Miles Expire?

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Frontier Airlines’ miles expire 12 months after account inactivity, which can be extended by earning or redeeming at least one mile.

Ways to Extend Frontier Airlines Miles

There are several ways to reset the points expiration of Frontier miles, including:

Reinstating Your Frontier Miles

If your Frontier miles expired, it is possible to reinstate your miles for a fee:

  • 1 – 25,000 miles = $50 fee.
  • 25,001 – 50,000 miles = $100 fee.
  • 50,001 – 75,000 miles = $150 fee.
  • 75,001 – 100,000 miles = $200 fee.

Comparison of U.S. Airlines

Below are the mileage expiration policies for every U.S. airline.

Airlines Expiration Policy
Alaska Airlines Alaska 24 months
American Airlines American 18 months
Delta Air Lines Delta Never
Frontier Frontier 12 Months
Hawaiian Airlines logo Hawaiian Never
JetBlue JetBlue Never
Southwest Airlines Southwest Never
Spirit Airlines Logo Spirit 12 months
United Airlines logo United Never
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