Originally Posted by
ual744777sta
It was BA6412 (CPT-JNB). I contacted Customer Care and they said they won't credit it even though it's in the flight range. Ultimately it has to do with the fact that it says Operated by Comair.
I know it shouldn't have mattered, but maybe try again after the end of the month, when AS is officially in oneworld? By then, the agents should be familiar with the concept of "oneworld affiliates."