What Airlines Miles Expire

AirlineWhen points expireAlaska Airlines2 years from last account activityAmerican Airlines18 months from the date of your most recent activityDeltaMiles never expireFrontier Airlines180 days or 6 months from last account activity

What airline miles do not expire?

Delta SkyMiles, United MileagePlus, Southwest Rapid Rewards, HawaiianMiles and JetBlue TrueBlue points don’t expire. On the other end of the spectrum is Spirit Airlines, where miles expire three months after they are earned.

Do American Airline miles ever expire?

Per the AAdvantage program terms and conditions, American Airlines miles expire after 18 months of no activity. For the occasional flyer, that might not seem like a lot of time. But there are plenty of ways to keep your miles active beyond simply hopping on an American Airlines flight.