I bought a round trip (6 flights) on economy. A couple of hours later, when the confirmed itinerary was sent to my e-mail, I noticed that 2 out of the 6 flights were first class! I freaked out ...
Is there something useful I can 'spend' my American Airlines 500-mile upgrades on, except domestic travel?
I travel on American Airlines a lot, but most of my trips are international (I'm not a US resident), so I earn more AAdvantage 500-mile upgrades than I can ever use (they aren't valid except for US ...