When Do United Airlines Miles Expire?

Deals Points has partnered with CardRatings for our coverage of credit card products. Deals Points and CardRatings may receive a commission from our partners. Opinions and recommendations are ours alone. Terms apply to the offers. See our Advertising Disclosure for more information.

United Airlines MileagePlus miles never expire as long as your account is open and in good standing.

Previously, United miles expired 18 months after account inactivity, so the current policy is a nice improvement.

However, you should regularly redeem your United miles because airlines regularly devaluing their points.

Comparison of U.S. Airlines' Policies

Below is the mileage expiration policy for every major U.S. airline.

Airlines Expiration Policy
Alaska Airlines Alaska 24 months
American Airlines American 18 months
Delta Air Lines Delta Never
Frontier Frontier 180 days
Hawaiian Airlines logo Hawaiian Never
JetBlue JetBlue Never
Southwest Airlines Southwest Never
Spirit Airlines Logo Spirit 12 months
United Airlines logo United Never
Top offers from our partners
175,000 Bonus Points
Terms Apply
75,000 Bonus Points
Terms Apply
100,000 Bonus Points
Terms Apply
$200 Cash Back & No Annual Fee
Terms Apply