If you've been sitting on a stash of United miles and eyeing a trip to Australia, this is a reasonable time to book. Premium Economy seats on the LAX-SYD route are available for 70,000 miles one-way, with just $37 in taxes and fees. That's a modest but worthwhile discount compared to the roughly 80,000 miles United typically charges for this cabin and route.
Availability looks healthy around April 22, 2026, with plenty of seats showing in search results. Premium Economy on this roughly 15-hour flight offers a meaningful upgrade over standard coach—more legroom, better meals, and a quieter cabin—without the six-figure mileage price tag of business class.
For families planning a school-break trip to Australia, this could be a practical use of miles. The low taxes are a nice bonus, as partner awards on this route sometimes carry fuel surcharges that push fees much higher.
Practical tip: If you're flexible by a few days in either direction, search date ranges to confirm the 70,000-mile rate holds. Award pricing can shift, so lock in your seats once you find the dates that work.
How to book
Search and book directly through United's award search tool: https://www.united.com/en/us/book-flight/united-awards/search