We’re big fans of travel company credit cards that earn you free flights or hotels, and which one is for you can be a whole article or two. But if you spend a lot of time flying on American Airlines, a recent policy change could be a game-changer. Using one of their branded credit cards can now earn you points toward elite status, starting at dollar one. Spend enough and you could get upgraded to the front of the plane now and then next year with no extra cost. Get one from Citi or Barclays.