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Cheap flights from California to Australia from £317

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 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SYD
18 Jun — 25 Jun1
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 13 June 2025.

Round-trip from

£626

One-way from

£317

Popular in

December

Cheapest in

February

Average price

£702

Good round-trip deal

£683 or less

Good one-way deal

£363 or less
United Airlines
  • United Airlines
  • 12/8-26/8
  • 2 total stops
  • 37h 15m total
  • California to Australia
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Delta
  • Delta
  • 22/8
  • 2 total stops
  • 25h 00m total
  • California to Australia
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£85 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 13 June 2025.

Tue 12/819:50LAX - SYD
1 stop18h 05mUnited Airlines
Thu 28/810:20SYD - LAX
1 stop17h 15mUnited Airlines
Deal found 11/6£626
Fri 7/1121:20LAX - SYD
Nonstop15h 05mAmerican Airlines
Tue 18/1121:25SYD - LAX
1 stop18h 17mAmerican Airlines
Deal found 12/6£628
Mon 30/622:30LAX - SYD
Nonstop15h 05mDelta
Mon 4/809:25SYD - LAX
Nonstop13h 55mDelta
Deal found 11/6£630
Sun 24/806:00OAK - SYD
2 stops31h 35mDelta
Mon 8/909:25SYD - OAK
2 stops23h 51mDelta
Deal found 10/6£644
Mon 11/801:20LAX - SYD
1 stop24h 55mMultiple Airlines
Wed 27/816:20SYD - LAX
1 stop29h 40mMultiple Airlines
Deal found 10/6£652
Fri 28/1122:45LAX - SYD
1 stop18h 45mFiji Airways
Wed 8/413:15SYD - LAX
1 stop16h 40mFiji Airways
Deal found 12/6£678
Fri 7/1112:45LAX - SYD
1 stop25h 50mAir Canada
Tue 18/1109:00SYD - LAX
2 stops21h 33mAir Canada
Deal found 11/6£681
Sun 15/618:50SFO - SYD
1 stop18h 45mDelta
Thu 19/609:25SYD - SFO
2 stops23h 44mDelta
Deal found 11/6£687
Sat 13/1221:35SFO - SYD
1 stop29h 15mFiji Airways
Fri 9/114:10SYD - SFO
1 stop17h 15mFiji Airways
Deal found 11/6£706
Wed 11/622:55LAX - SYD
Nonstop15h 10mQantas Airways
Tue 8/709:10SYD - LAX
Nonstop13h 50mQantas Airways
Deal found 11/6£728
Sat 9/822:55SFO - MEL
1 stop20h 20mFiji Airways
Fri 29/813:30MEL - SFO
1 stop16h 55mFiji Airways
Deal found 10/6£735
Sat 26/722:10LAX - SYD
1 stop17h 35mAir New Zealand
Sat 2/818:20SYD - LAX
1 stop31h 40mAir New Zealand
Deal found 11/6£739

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 13 June 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 12/8

19:50-06:55

1 stop18h 05m

Sydney Kingsford Smith

Thu 28/8

10:20-10:35

1 stop17h 15m

£626

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Fri 7/11

21:20-07:25

Nonstop15h 05m

Sydney Kingsford Smith

Tue 18/11

21:25-20:42

1 stop18h 17m

£628

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Mon 30/6

22:30-06:35

Nonstop15h 05m

Sydney Kingsford Smith

Mon 4/8

09:25-06:20

Nonstop13h 55m

£630

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sun 24/8

06:00-06:35

2 stops31h 35m

Sydney Kingsford Smith

Mon 8/9

09:25-16:16

2 stops23h 51m

£644

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Mon 11/8

01:20-19:15

1 stop24h 55m

Sydney Kingsford Smith

Wed 27/8

16:20-05:00

1 stop29h 40m

£652

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Fri 28/11

22:45-12:30

1 stop18h 45m

Sydney Kingsford Smith

Wed 8/4

13:15-12:55

1 stop16h 40m

£678

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Fri 7/11

12:45-09:35

1 stop25h 50m

Sydney Kingsford Smith

Tue 18/11

09:00-11:33

2 stops21h 33m

£681

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Thu 26/6

05:35-06:35

2 stops32h 00m

Sydney Kingsford Smith

Sun 29/6

09:25-09:58

1 stop17h 33m

£687

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Sat 29/11

22:45-09:00

Nonstop15h 15m

Sydney Kingsford Smith

Sat 4/4

10:10-06:00

Nonstop13h 50m

£718

San FranciscoMelbourne

SFO - MEL

SFOMEL

San Francisco

Sat 9/8

22:55-12:15

1 stop20h 20m

Melbourne

Fri 29/8

13:30-13:25

1 stop16h 55m

£735

Flights are sorted by cheapest return flights first.

Deals found on 10/6

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 £1,707). 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 13 June 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 13 June 2025.

The most flights from USCA to AU0 are scheduled on a Monday (16 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (16 on average).

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Australia ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Australia when rainfall is around 50.0 mm.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated 13 June 2025.
Read reviews from past customers who have flown Air Tahiti Nui, Japan Airlines and China Airlines from California to Australia. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Crew

9.0

Overall

8.7

Comfort

8.1

Boarding

8.7

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.7
Very Good
64 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Crew

9.0

Overall

8.7

Comfort

8.1

Boarding

8.7

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Japan Airlines
8.3
Very Good
1,490 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Crew

9.0

Overall

8.7

Comfort

8.1

Boarding

8.7

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
China Airlines
8.3
Very Good
738 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Crew

9.0

Overall

8.7

Comfort

8.1

Boarding

8.7

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
ANA
8.3
Very Good
882 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Crew

9.0

Overall

8.7

Comfort

8.1

Boarding

8.7

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Fiji Airways
8.1
Very Good
194 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Crew

9.0

Overall

8.7

Comfort

8.1

Boarding

8.7

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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 36 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as £317. However, be on the lookout for offers from United Airlines and Fiji Airways, 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 £1,707). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Fiji AirwaysCheapest£514Average£674FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
United AirlinesCheapest£624Average£1,107FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest£637Average£814FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapest£647Average£1,055FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Qantas AirwaysCheapest£696Average£1,221FlexibilityNo cancel feeOn-time74%
Search Qantas Airways 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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