You can either USD $100 or USD $200 cashback, loaded onto your Qantas Cash travel money card, when you book an eligible Qantas flight to the USA.
Simply register and book an eligible Qantas return flight from Australia to the USA and Qantas will load Qantas Cash with your cash back amount.
You must book between Thursday 5 October and Monday 9 October 2017, for travel between 18 November 2017 and 31 May 2018.
Full T&Cs on website
You will be paying $500 more than the average flight price to get back 200$.