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Cheap flights from California to Australia from £378

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SYD
12 Jul — 19 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from California to Australia

Enter your travel dates to find the best prices.

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 12 June 2026.

Tue 29/1222:35
LAX
-
SYD
Nonstop15h 25m
Qantas Airways
Wed 3/207:05
SYD
-
LAX
1 stop18h 55m
Qantas Airways
Deal found 11/6£617
Tue 28/723:55
LAX
-
SYD
1 stop18h 55m
Fiji Airways
Fri 31/713:15
SYD
-
LAX
1 stop16h 50m
Fiji Airways
Deal found 11/6£623
Thu 10/1223:50
LAX
-
SYD
1 stop39h 05m
Qantas Airways
Tue 15/1211:15
SYD
-
LAX
Nonstop14h 00m
Qantas Airways
Deal found 12/6£650
Tue 7/723:55
LAX
-
SYD
1 stop18h 55m
Fiji Airways
Tue 14/706:15
SYD
-
LAX
1 stop23h 50m
Fiji Airways
Deal found 7/6£652
Sun 1/1122:35
LAX
-
SYD
1 stop19h 00m
Fiji Airways
Sun 8/1114:00
SYD
-
LAX
1 stop17h 00m
Fiji Airways
Deal found 7/6£663
Tue 1/923:55
LAX
-
SYD
1 stop18h 55m
Fiji Airways
Tue 8/913:15
SYD
-
LAX
1 stop16h 50m
Fiji Airways
Deal found 7/6£664
Sun 8/1122:35
LAX
-
SYD
1 stop19h 00m
Fiji Airways
Thu 12/1114:00
SYD
-
LAX
1 stop17h 00m
Fiji Airways
Deal found 7/6£667
Fri 21/823:55
LAX
-
SYD
1 stop18h 55m
Fiji Airways
Tue 8/913:15
SYD
-
LAX
1 stop16h 50m
Fiji Airways
Deal found 10/6£667
Sat 26/923:55
LAX
-
SYD
1 stop18h 55m
Fiji Airways
Thu 8/1006:05
SYD
-
LAX
1 stop25h 00m
Fiji Airways
Deal found 11/6£668
Fri 23/1023:55
LAX
-
SYD
1 stop18h 40m
Fiji Airways
Tue 17/1114:00
SYD
-
LAX
1 stop17h 00m
Fiji Airways
Deal found 12/6£669
Fri 30/1023:35
LAX
-
SYD
1 stop28h 30m
Fiji Airways
Thu 12/1114:00
SYD
-
LAX
1 stop17h 00m
Fiji Airways
Deal found 9/6£670
Thu 23/708:30
SFO
-
MEL
2 stops34h 30m
Multiple Airlines
Thu 30/713:30
MEL
-
SFO
2 stops21h 17m
Multiple Airlines
Deal found 10/6£771

Find flight deals from California to Australia

Keep the following information in mind while searching for California to Australia flight deals. Data was last updated 12 June 2026.

Round-trip from

£623

One-way from

£378

Popular in

December

Cheapest in

May

Average price

£727

Good one-way deal

£377 or less
Fiji Airways
  • Fiji Airways
  • 28/7-31/7
  • 2 total stops
  • 35h 45m total
  • California to Australia
Search Deals
8/9
  • 8/9
  • 2 total stops
  • 30h 19m total
  • California to Australia
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£63 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a one-way flight from California to Australia.
Search Deals

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 12 June 2026.
Use the filters below to find and compare flights from California to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles Los Angeles

Sun 8/11

22:35-12:35

1 stop19h 00m

Sydney Kingsford Smith

Thu 12/11

14:00-12:00

1 stop17h 00m

£670

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles Los Angeles

Sun 8/11

13:20-09:15

1 stop24h 55m

Sydney Kingsford Smith

Wed 11/11

11:20-06:05

Nonstop13h 45m

£742

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles Los Angeles

Sun 8/11

18:51-09:15

1 stop19h 24m

Sydney Kingsford Smith

Thu 12/11

11:20-06:05

Nonstop13h 45m

£775

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles Los Angeles

Sat 27/6

23:05-07:05

Nonstop15h 00m

Sydney Kingsford Smith

Fri 10/7

06:25-17:05

1 stop27h 40m

£779

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles Los Angeles

Sun 8/11

22:35-09:00

Nonstop15h 25m

Sydney Kingsford Smith

Thu 12/11

17:30-08:00

1 stop33h 30m

£780

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles Los Angeles

Sat 27/6

23:55-11:50

1 stop18h 55m

Sydney Kingsford Smith

Fri 10/7

06:15-13:05

1 stop23h 50m

£801

San FranciscoMelbourne

SFO - MEL

SFOMEL

San Francisco

Sun 9/8

08:30-06:45

1 stop29h 15m

Melbourne

Sat 22/8

09:45-16:17

1 stop23h 32m

£838

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sat 31/10

08:15-19:45

1 stop17h 30m

Sydney Kingsford Smith

Tue 3/11

21:40-20:09

1 stop17h 29m

£873

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Sat 31/10

22:50-12:35

1 stop19h 45m

Sydney Kingsford Smith

Fri 4/12

14:00-12:25

1 stop17h 25m

£901

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sat 31/10

08:15-19:45

1 stop17h 30m

Sydney Kingsford Smith

Tue 3/11

21:40-09:36

2 stops30h 56m

£923

Flights are sorted by cheapest return flights first.

Deals found on 10/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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 £636). Flying from California to Australia in December is currently the most expensive (average of £1,051). 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 12 June 2026.

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 12 June 2026.

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).

How far ahead should I book a flight from California to Australia?

To ensure you get the cheapest price possible for a flight from California to Australia, you should look to book at least 38 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 17 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 £873, Fiji Airways can have you in Australia from California in 17h 30m. The distance from California to Australia is about 7430 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 Qantas Airways, with whom users have recently found tickets for as low as £296. However, be on the lookout for offers from Delta and American 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 £636). Flying from California to Australia in December is currently the most expensive (average of £1,051). 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.
San Francisco to Melbourne flights
San Francisco to Sydney flights
Los Angeles to Sydney flights
Los Angeles to Papeete flights

Top 3 airlines flying from California to Australia

Discover the top 3 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 12 June 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£389Average£639FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Fiji AirwaysCheapest£531Average£696FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
Qantas AirwaysCheapest£570Average£706FlexibilityNo cancel feeOn-time74%
Search Qantas Airways 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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