Checked Sydney, Brisbane and Melbourne all $1049
SFO flights $1249
Fares are in Australian dollars and include taxes, fees and carrier charges. Fares are correct as at 12 August 2015 but will fluctuate if carrier charges, fees, taxes or currency change. Fares are subject to availability and is limited over school holidays, public holidays, and peak periods, such as sporting events. Conditions apply. Prices based on payment at qantas.com by POLi, BPAY for bookings made 7 days or more before departure or by Debit Card and Qantas Cash® for bookings made within 7 days of departure.+
The $1049 figure appears to be one-way. Couldn't find any return flights less than $2k.