Cheap flights from California to Australia from £343

The month of February is, on average, the cheapest month to fly to Australia from California, with most prices found around £709. The month of March is another great option to travel to Australia, with average flight prices from California averaging around £713.

The cheapest day to depart on your flight to Australia is on a Wednesday when prices can be found for as low as £733. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Australia is Friday, with ticket prices averaging around £1,092.

Fly from Los Angeles to Sydney Kingsford Smith for the best California - Australia flight prices

You are more likely to see cheaper flights to Australia from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around £724 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from California for as low as £677 on momondo.

There are 3 cabin classes available to choose from on California to Australia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 9% on your flight if you consider stops on a California to Australia flight.

Alaska Airlines, Philippine Airlines, and Delta are the most popular carriers operating from California to Australia

Qantas Airways, Fiji Airways and Delta are the top three most popular airlines that fly to Australia from California according to our data. Qantas Airways is the first choice among our users, with 56% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 3 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

As of October 2026, 16 flights take off from California and land in Australia each day. The most common flight departure time for this route is 22:00, with 100% of daily flights taking off in the evening.

The number of flights available between California and Australia is 114 per week as of October 2026. The most frequent departure day is Wed, with 45% of weekly flights leaving on this day.