If you've been eyeing a trip to Australia with more comfort than the back of the plane, this is a reasonable opportunity to lock in. Premium Economy on the LAX-SYD route typically runs around 80,000 United miles, so this 70,000-mile pricing represents roughly 13% savings—enough to make it worth a look if your schedule lines up.
Availability appears strong for August 15, 2026, with plenty of seats showing in the search results. August falls during Australia's winter, which means cooler temperatures and fewer crowds at major attractions—a trade-off some families actually prefer, especially those avoiding peak summer pricing.
Premium Economy offers a solid upgrade over standard economy on this 15-hour flight: wider seats, better recline, improved meal service, and priority boarding. For families traveling with older kids or anyone who struggles to sleep in tight quarters, it can make a real difference on ultra-long-haul routes.
One practical note: if you don't have enough miles in your MileagePlus account, United does allow you to combine miles with a co-branded credit card holder or transfer points from Chase Ultimate Rewards at a 1:1 ratio.
How to book
Search for award availability and book directly at united.com/en/us/book-flight/united-awards/search