Cheap flights from San Francisco Bay Area to Australia from $493

In general, February is the cheapest month to fly from San Francisco Bay Area to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,514. If you don’t want to visit Australia in February, then you should wait until August to fly from San Francisco Bay Area, when ticket prices are also cheap, with an average price of $1,521.

On average, the least expensive day to fly to Australia from San Francisco Bay Area is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,752. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from San Francisco Bay Area to Australia on a Friday will generally be more expensive and average around $4,171. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Fly from San Francisco to Melbourne for the best San Francisco Bay Area - Australia flight prices

You are more likely to see cheaper flights to Australia from San Francisco Bay Area when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,679 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 San Francisco Bay Area for as low as $1,507 on momondo.

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

No. A direct flight is the cheapest option for a flight between San Francisco Bay Area to Australia.

Fiji Airways, Alaska Airlines, and Qantas Airways are the most popular carriers operating from San Francisco Bay Area to Australia

United Airlines, Fiji Airways and Qantas Airways are the top three most popular airlines that fly to Australia from San Francisco Bay Area according to our data. United Airlines is the first choice among our users, with 53% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 4 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

The number of flights available between San Francisco Bay Area and Australia is 15 per day as of February 2026. The most frequent departure time is 23:00, with 100% of daily flights leaving in the evening.

As of February 2026, there are 108 flights per week flying from San Francisco Bay Area to Australia. The most common day of the week flights depart is Tue, with 19% of flights taking off on this day.