Cheap flights from California to Australia from £320

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SYD
6 Sep — 13 Sep1
1 adult

Cheap flight deals from California to Australia

Keep the following information in mind while searching for California to Australia flight deals. Data was last updated 1 September 2025.

Round-trip from

£584

One-way from

£320

Popular in

December

Cheapest in

February

Average price

£711

Good round-trip deal

£752 or less

Good one-way deal

£384 or less
Philippine Airlines
  • Philippine Airlines
  • 29/9-6/10
  • 2 total stops
  • 79h 40m total
  • California to Australia
Philippine Airlines
  • Philippine Airlines
  • 2/11
  • 1 total stop
  • 27h 55m total
  • California to Australia
Highest demand for flights based on searches. 13% potential increase in price (£83 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from California to Australia.
Price to beat on a one-way flight from California to Australia.

Find flight deals from California to Australia

Cheapest flights from California to Australia
Explore the most affordable flight options available from California to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2025.

Mon 29/923:55LAX - SYD
1 stop39h 05mPhilippine Airlines
Mon 6/1011:10SYD - LAX
1 stop40h 35mPhilippine Airlines
Deal found 30/8£584
Wed 1/1012:50LAX - SYD
1 stop26h 10mPhilippine Airlines
Wed 8/1011:10SYD - LAX
1 stop27h 30mPhilippine Airlines
Deal found 31/8£633
Sat 18/1023:55LAX - SYD
1 stop39h 05mPhilippine Airlines
Sun 2/1111:35SYD - LAX
1 stop26h 35mPhilippine Airlines
Deal found 31/8£655
Wed 29/1023:55LAX - SYD
1 stop18h 50mFiji Airways
Mon 10/1114:00SYD - LAX
1 stop16h 50mFiji Airways
Deal found 30/8£659
Fri 3/1012:50LAX - SYD
1 stop26h 10mMultiple Airlines
Mon 20/1007:30SYD - LAX
2 stops21h 48mMultiple Airlines
Deal found 30/8£665
Mon 6/1023:55SFO - SYD
1 stop39h 05mPhilippine Airlines
Wed 15/1011:10SYD - SFO
1 stop27h 40mPhilippine Airlines
Deal found 30/8£669
Mon 29/923:55LAX - SYD
1 stop39h 05mMultiple Airlines
Mon 6/1010:30SYD - LAX
Nonstop13h 35mMultiple Airlines
Deal found 30/8£674
Sat 18/1023:55SFO - SYD
1 stop39h 05mPhilippine Airlines
Thu 30/1011:35SYD - SFO
1 stop26h 55mPhilippine Airlines
Deal found 30/8£691
Tue 4/1122:45LAX - SYD
1 stop18h 45mFiji Airways
Sat 8/1114:30SYD - LAX
1 stop16h 20mFiji Airways
Deal found 30/8£696
Fri 12/923:55LAX - SYD
1 stop18h 50mFiji Airways
Mon 22/913:15SYD - LAX
1 stop16h 40mFiji Airways
Deal found 30/8£699
Sun 9/1122:05SFO - SYD
1 stop19h 25mFiji Airways
Wed 19/1114:00SYD - SFO
1 stop17h 25mFiji Airways
Deal found 30/8£712
Sat 4/1023:55SFO - SYD
1 stop39h 05mPhilippine Airlines
Fri 17/1011:10SYD - SFO
1 stop27h 40mPhilippine Airlines
Deal found 30/8£714

Cheapflights Fare Finder

 
Customise your flight search to find flights from California to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 1 September 2025.
Use the filters below to find and compare flights from California to Australia that are best for you.

Fly from

California

Fly to

Australia

Route

Depart

Return

Price

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Tue 4/11

22:45-12:30

1 stop18h 45m

Sydney Kingsford Smith

Mon 10/11

14:00-11:50

1 stop16h 50m

£659

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Mon 13/10

23:55-09:00

1 stop39h 05m

Sydney Kingsford Smith

Wed 22/10

11:10-20:50

1 stop27h 40m

£669

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Tue 21/10

23:55-09:00

1 stop39h 05m

Sydney Kingsford Smith

Thu 30/10

11:35-20:30

1 stop26h 55m

£669

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Fri 24/10

23:55-09:50

1 stop39h 55m

Sydney Kingsford Smith

Sun 2/11

11:35-20:30

1 stop26h 55m

£691

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Sun 19/10

23:55-09:00

1 stop39h 05m

Sydney Kingsford Smith

Fri 31/10

11:35-20:30

1 stop26h 55m

£691

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Mon 3/11

22:45-12:30

1 stop18h 45m

Sydney Kingsford Smith

Sat 8/11

14:30-11:50

1 stop16h 20m

£696

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Tue 4/11

22:45-12:30

1 stop18h 45m

Sydney Kingsford Smith

Sat 8/11

14:30-11:50

1 stop16h 20m

£696

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Sun 2/11

22:45-12:30

1 stop18h 45m

Sydney Kingsford Smith

Fri 14/11

14:00-11:50

1 stop16h 50m

£696

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Wed 29/10

23:55-12:45

1 stop18h 50m

Sydney Kingsford Smith

Sat 8/11

14:30-11:50

1 stop16h 20m

£696

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Sun 2/11

22:45-12:30

1 stop18h 45m

Sydney Kingsford Smith

Sat 8/11

14:30-11:50

1 stop16h 20m

£696

Flights are sorted by cheapest return flights first.

Deals found on 30/8

Showing 1-10 of 60 results
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Best time to book a flight from California to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from California with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from California to Australia

What is the cheapest month to book a flight from California to Australia?

Currently, May is the cheapest month in which you can book a flight from California to Australia (average of £985). Flying from California to Australia in July is currently the most expensive (average of £1,725). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CA to AU?

Find hourly flight availability from California to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 September 2025.

When flying from California to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from California to Australia

Explore weekly flight availability from California to Australia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 1 September 2025.

The most flights from USCA to AU0 are scheduled on a Friday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Related info for your journey

Find useful and relevant information for your journey from California to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How popular is this California to Australia flight route?

  • How long is the flight from California to Australia?

    For as low as £718, Philippine Airlines can have you in Australia from California in 15h 15m. The distance from California to Australia is about 7489 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from California to Australia one-way?

    The cheapest airline one-way is Philippine Airlines, with whom users have recently found tickets for as low as £320. However, be on the lookout for offers from Fiji Airways and Alaska Airlines, as they are both options that can get you from California to Australia for a low price.

  • Can I find deals for flights from California to Australia that include hotel bookings?

    Yes. In addition to deals on California to Australia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from California to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to Australia.

  • Can I find deals for business class flights from California to Australia?

    Yes. Cheapflights offers flight deals from California to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from California to Australia?

    Currently, May is the cheapest month in which you can book a flight from California to Australia (average of £985). Flying from California to Australia in July is currently the most expensive (average of £1,725). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for California to Australia

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from California to Australia

Discover the top 5 airlines that operate flights from California to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 1 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Fiji AirwaysCheapest£517Average£688FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
Qantas AirwaysCheapest£564Average£1,028FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
DeltaCheapest£611Average£808FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest£627Average£1,111FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapest£651Average£1,061FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from California to Australia?

Cheapflights helps you search for flights from California to Australia via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from California to Australia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from California to Australia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from California to Australia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from California to Australia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from California to Australia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Australia from California today and book when prices fit your budget.

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