Originally Posted by
husseinbadr
I believe it goes according to the BA flight number, not the AA metal -- that's my understanding of how codeshares work under BAEC.
Now whether that brings it under the supposedly iron-clad guarantee for BA bookings made before Apr 28 or not, I have no idea. Presumably, it should.
Yes:
Use the marketing carrier's code (AA) and look that up on ba.com/executiveclub.
[But, if the flight is not operated by a oneworld carrier, it will [in most circumstances] earn zilch.]