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Cheap flights from California to Australia from £370

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 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SYD
17 Oct — 24 Oct1
1 adult
1 adult, Economy

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 17 September 2025.

Round-trip from

£612

One-way from

£370

Popular in

December

Cheapest in

February

Average price

£712

Good round-trip deal

£745 or less

Good one-way deal

£435 or less
Air Canada
  • Air Canada
  • 21/10-27/10
  • 2 total stops
  • 45h 14m total
  • California to Australia
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Philippine Airlines
  • Philippine Airlines
  • 30/10
  • 1 total stop
  • 28h 00m total
  • California to Australia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£96 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from California to Australia.
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Price to beat on a one-way flight from California to Australia.
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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 17 September 2025.

Tue 21/1017:15LAX - SYD
1 stop21h 05mAir Canada
Mon 27/1010:20SYD - LAX
1 stop24h 09mAir Canada
Deal found 15/9£612
Tue 21/1012:20LAX - SYD
1 stop26h 00mMultiple Airlines
Mon 27/1007:30SYD - LAX
2 stops22h 18mMultiple Airlines
Deal found 15/9£623
Thu 30/1011:50LAX - SYD
1 stop28h 00mMultiple Airlines
Thu 6/1106:00SYD - LAX
1 stop24h 50mMultiple Airlines
Deal found 15/9£655
Mon 20/1023:55SFO - SYD
1 stop39h 05mPhilippine Airlines
Mon 27/1011:35SYD - SFO
1 stop26h 55mPhilippine Airlines
Deal found 15/9£668
Mon 1/1222:45LAX - SYD
Nonstop15h 15mQantas Airways
Sun 1/219:15SYD - LAX
1 stop30h 40mQantas Airways
Deal found 14/9£690
Sun 23/1122:45LAX - SYD
1 stop18h 45mFiji Airways
Wed 26/1114:00SYD - LAX
1 stop16h 50mFiji Airways
Deal found 15/9£692
Mon 10/1122:45LAX - SYD
1 stop18h 45mFiji Airways
Wed 26/1114:00SYD - LAX
1 stop16h 50mFiji Airways
Deal found 16/9£693
Mon 20/1023:55LAX - SYD
1 stop18h 50mFiji Airways
Sun 2/1105:00SYD - LAX
1 stop24h 50mFiji Airways
Deal found 16/9£696
Fri 21/1121:30LAX - SYD
1 stop40h 45mUnited Airlines
Sat 29/1111:20SYD - LAX
Nonstop13h 40mUnited Airlines
Deal found 16/9£697
Wed 26/1122:45LAX - SYD
1 stop18h 45mFiji Airways
Fri 12/1214:00SYD - LAX
1 stop16h 50mFiji Airways
Deal found 14/9£698
Mon 29/908:40LAX - SYD
1 stop18h 05mAlaska Airlines
Tue 7/1021:40SYD - LAX
1 stop25h 20mAlaska Airlines
Deal found 15/9£709
Mon 13/1023:55SFO - SYD
1 stop39h 05mPhilippine Airlines
Mon 27/1011:35SYD - SFO
1 stop26h 55mPhilippine Airlines
Deal found 15/9£711

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 17 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

Fri 6/2

22:45-09:00

Nonstop15h 15m

Sydney Kingsford Smith

Fri 27/2

07:05-06:55

1 stop18h 50m

£692

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Tue 14/10

23:55-09:00

1 stop39h 05m

Sydney Kingsford Smith

Mon 27/10

11:35-20:30

1 stop26h 55m

£711

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Sat 7/2

22:45-12:30

1 stop18h 45m

Sydney Kingsford Smith

Tue 17/2

06:00-11:50

1 stop24h 50m

£730

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Tue 11/11

20:03-19:45

2 stops28h 42m

Sydney Kingsford Smith

Tue 18/11

21:40-10:25

2 stops31h 45m

£758

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sun 14/12

14:31-19:45

2 stops34h 14m

Sydney Kingsford Smith

Tue 13/1

21:40-23:38

2 stops20h 58m

£774

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sun 14/12

14:31-19:45

2 stops34h 14m

Sydney Kingsford Smith

Fri 16/1

21:40-17:43

2 stops39h 03m

£774

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Thu 4/12

08:45-19:45

1 stop40h 00m

Sydney Kingsford Smith

Thu 11/12

21:40-19:39

1 stop16h 59m

£790

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Fri 30/1

10:00-19:45

1 stop38h 45m

Sydney Kingsford Smith

Sat 7/2

21:40-21:20

1 stop18h 40m

£790

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Sun 2/11

19:57-19:45

1 stop28h 48m

Sydney Kingsford Smith

Sat 15/11

21:40-19:22

1 stop16h 42m

£790

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sun 14/12

14:31-19:45

2 stops34h 14m

Sydney Kingsford Smith

Wed 14/1

21:40-23:38

2 stops20h 58m

£795

Flights are sorted by cheapest return flights first.

Deals found on 14/9

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 £1,726). 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 17 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 17 September 2025.

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

    This flight path from California to Australia was viewed by 38 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from California to Australia?

    For as low as £692, Qantas Airways 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 £400. However, be on the lookout for offers from Alaska Airlines and Delta, 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 £1,726). 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.
Los Angeles to Sydney flights
San Francisco to Sydney flights
San Francisco to Melbourne flights
Los Angeles to Papeete flights

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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Fiji AirwaysCheapest£295Average£648FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
Qantas AirwaysCheapest£559Average£1,025FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
DeltaCheapest£605Average£800FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest£621Average£1,115FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapest£645Average£1,051FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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