Just bought a SYD-SFO-LAX-SFO-SYD ticket on UA for AUD1044 all-in. Depart May, return July. Was an extra $10 because I added the US domestic flights.
I could have booked QF for the same dates for AUD975, but I opted for UA as it would give me 75,000 FF points vs approx 15,000 on QF. Also...