An AA mile's value typically varies from 1.4 to 1.8 cents when redeemed for a flight. You usually get the best value for your AA miles if you use them for business-class seats. For example, a one-way economy ticket that costs $250 from San Francisco to Minneapolis and requires you to redeem 12,500 to 15,000 miles could give you a value of 1.67 to 2.0 cents per mile, which is relatively high for domestic travel. If your redemption value is below 1.3 cents per mile, it may not be the best use of your miles.
Consider aiming for premium cabin redemptions on long-haul international flights from AA hubs, where the value can exceed 2 cents per mile. Booking early, up to 11 months ahead, can also help you get better value for your miles. Keep in mind that AAdvantage miles expire after 18 months of inactivity, but earning or redeeming miles resets the clock, allowing you to plan strategically for high-value redemptions.