If you've been sitting on a stash of United miles and eyeing a family trip to Australia, this is a reasonable opportunity to put them to use. Economy seats from LAX to SYD are booking at 55,000 miles one-way, with plenty of availability showing for August 17, 2026.
The typical rate for this route in economy runs around 60,000 miles through MileagePlus, so you're looking at a savings of roughly 5,000 miles per ticket. For a family of four, that adds up to 20,000 miles back in your pocket—enough for a domestic one-way down the road.
August falls during Australia's winter, which means milder temperatures and fewer crowds at major attractions. It's also peak season for whale watching along the east coast if that's on your family's list.
One practical note: award availability to Australia can fluctuate, so if this timing works for your schedule, it's worth locking in sooner rather than later. United does allow free changes and cancellations on most award tickets up to a few days before departure, giving you some flexibility.
How to book
Search for award availability and book directly through United at united.com/en/us/book-flight/united-awards/search.