Originally Posted by
Mwenenzi
In Star Alliance ff earnings are based on the operating carrier when an eligible marketing carrier (flight number)
In Oneworld Alliance ff earnings are based on the marketing carrier (flight number) when an eligible marketing carrier.
For those revenue based ffp's can be more complicated.
UA is just being a travel agent in selling the last flight. UA & CX are not partners.
Best to credit the CX fight to AA or another OW airline ffp
spot on and for UA in Star Alliance you are going to need something like Air China/Shenzhen Airlines or ANA HGH flights. The CX flight needs AA/AS Oneworld Alliance FFQs