Delta Award Travel from select US cities to Sydney, Australia 50K miles R/T

Delta Award Travel from select US cities to Sydney, Australia is 50000 miles R/T + tax and fees for travel Aug 23-Dec 9, 2018.
Example: SFO to SYD R/T for Oct 20-Nov 17, 2018 is 50000 miles + $116.41.
https://www.delta.com/content/www…s.html#aus