Originally Posted by MeanwhileBackAtFAI

I am glad I re-read what you wrote. Thank you so much for pointing out the flaw in my reasoning!!!

I used milecalc.com and wasn't paying attention, entered SFO-HKG-JNB-HKG-SFO into their multi-city tool which would count as a one-way in that configuration even though my intent was to look for a RT as I was playing around with different itineraries in that tool.

/sigh

Thanks again, you saved me from a rude awakening!