Originally Posted by
azzurro
If you goal is to use miles for free flights, American Express (including the more effective Starwood card for transferring points to some carriers) allows miles to be transferred to some *G carriers (not UA), which can then be used to redeem for award flights from that carrier as a code share on UA . . . .
This is also incorrect. Award tickets redeemed through AP, NH, etc. do not need to be booked as a UA "codeshare"; you are able to directly book the UA flight, just as you can book an AC or NH flight directly through UA Mileage Plus.