Old Jan 12, 14, 6:12 pm
  #9  
dayone
Moderator: Alaska Mileage Plan
 
Join Date: Feb 2005
Posts: 10,331
Originally Posted by aa.com
500-mile upgrades allow you to upgrade from Economy Class to the next class of service for travel on American Airlines or American Eagle
It's been that way since 500-mile "stickers" were introduced.
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