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Cheap flights from California to Sydney from $663

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 16/11. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SYD
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheap flight deals from California to Sydney

Keep the following information in mind while searching for California to Sydney flight deals. Data was last updated 12 September 2025.

Round-trip from

$1,221

One-way from

$663

Popular in

December

Cheapest in

February

Average price

$1,448

Good round-trip deal

$1,484 or less

Good one-way deal

$785 or less
Qantas Airways
  • Qantas Airways
  • 5/2-26/2
  • 1 total stop
  • 34h 05m total
  • California to Sydney
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16/11
  • 16/11
  • 2 total stops
  • 54h 48m total
  • California to Sydney
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($349 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($77 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from California to Sydney Kingsford Smith.
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Price to beat on a one-way flight from California to Sydney Kingsford Smith.
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Find flight deals from California to Sydney

Cheapest flights from California to Sydney
Explore the most affordable flight options available from California to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

Mon 24/1122:45LAX - SYD
Nonstop15h 15mQantas Airways
Sun 7/1206:20SYD - LAX
1 stop19h 35mQantas Airways
Deal found 10/9$1,226
Wed 26/1122:45LAX - SYD
Nonstop15h 15mQantas Airways
Sun 7/1206:20SYD - LAX
1 stop19h 35mQantas Airways
Deal found 11/9$1,227
Wed 1/1023:10LAX - SYD
Nonstop15h 20mQantas Airways
Wed 10/1207:05SYD - LAX
1 stop18h 50mQantas Airways
Deal found 10/9$1,232
Tue 21/1010:00LAX - SYD
1 stop35h 40mMultiple Airlines
Tue 11/1114:10SYD - LAX
1 stop16h 40mMultiple Airlines
Deal found 10/9$1,233
Mon 15/908:40LAX - SYD
1 stop18h 05mAlaska Airlines
Fri 19/921:40SYD - LAX
2 stops31h 59mAlaska Airlines
Deal found 10/9$1,238
Tue 18/1122:45LAX - SYD
Nonstop15h 15mQantas Airways
Tue 10/206:20SYD - LAX
1 stop19h 35mQantas Airways
Deal found 9/9$1,246
Mon 24/1122:45LAX - SYD
Nonstop15h 15mQantas Airways
Wed 10/1209:00SYD - LAX
1 stop16h 55mQantas Airways
Deal found 11/9$1,247
Tue 21/1023:55LAX - SYD
1 stop18h 50mFiji Airways
Tue 18/1114:10SYD - LAX
1 stop16h 40mFiji Airways
Deal found 9/9$1,252
Tue 21/1017:45LAX - SYD
1 stop27h 55mMultiple Airlines
Mon 10/1114:00SYD - LAX
1 stop16h 50mMultiple Airlines
Deal found 10/9$1,253
Mon 27/1023:55LAX - SYD
1 stop18h 50mFiji Airways
Mon 3/1114:00SYD - LAX
1 stop16h 50mFiji Airways
Deal found 11/9$1,255
Mon 10/1122:45LAX - SYD
1 stop18h 45mFiji Airways
Sun 23/1114:00SYD - LAX
1 stop16h 50mFiji Airways
Deal found 11/9$1,256
Sun 26/1023:55LAX - SYD
1 stop28h 15mFiji Airways
Sun 2/1105:00SYD - LAX
1 stop24h 50mFiji Airways
Deal found 11/9$1,258

Cheapflights Fare Finder

 
Customise your flight search to find flights from California to Sydney 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 647,157 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from California to Sydney that are best for you.

Fly from

California

Fly to

Sydney

Route

Depart

Return

Price

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 25/2

18:45-19:45

2 stops30h 00m

Sydney Kingsford Smith

Thu 12/3

21:40-20:30

1 stop16h 50m

$1,411

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 24/2

18:45-19:45

2 stops30h 00m

Sydney Kingsford Smith

Sat 7/3

21:40-05:40

2 stops27h 00m

$1,411

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Fri 27/2

18:45-19:45

2 stops30h 00m

Sydney Kingsford Smith

Fri 13/3

21:40-20:30

1 stop16h 50m

$1,411

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Fri 27/2

18:45-19:45

2 stops30h 00m

Sydney Kingsford Smith

Sun 8/3

21:40-20:30

1 stop16h 50m

$1,411

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Fri 27/2

18:45-19:45

2 stops30h 00m

Sydney Kingsford Smith

Tue 10/3

21:40-20:30

1 stop16h 50m

$1,411

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 25/2

18:45-19:45

2 stops30h 00m

Sydney Kingsford Smith

Sun 8/3

21:40-06:40

2 stops27h 00m

$1,411

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Sun 7/12

12:28-09:00

2 stops25h 32m

Sydney Kingsford Smith

Sun 15/2

11:15-14:54

2 stops22h 39m

$1,416

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Tue 21/10

16:50-08:20

1 stop21h 30m

Sydney Kingsford Smith

Tue 28/10

08:00-15:59

2 stops25h 59m

$1,454

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Tue 23/9

16:20-06:55

1 stop21h 35m

Sydney Kingsford Smith

Wed 15/10

10:30-06:05

Nonstop13h 35m

$1,473

SacramentoSydney

SMF - SYD

SMFSYD

Sacramento Intl

Wed 28/1

17:59-08:00

2 stops43h 01m

Sydney Kingsford Smith

Wed 11/2

11:15-17:29

1 stop25h 14m

$1,518

Flights are sorted by cheapest return flights first.

Deals found on 10/9

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

Have a flexible travel schedule? Discover the best time to fly to Sydney 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 Sydney

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

Currently, May is the cheapest month in which you can book a flight from California to Sydney (average of $129). Flying from California to Sydney in October is currently the most expensive (average of $171). 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 SYD?

Find hourly flight availability from California to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 September 2025.

When flying from California to Sydney, 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 Sydney

Explore weekly flight availability from California to Sydney. 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 September 2025.

The most flights from USCA to SYD 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 Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from California?

    Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly into when you book flights from California to Sydney.

  • How popular is this California to Sydney flight route?

    Flights from California to Sydney Kingsford Smith have been viewed 380 times in the past calendar month.

  • How long is the flight from California to Sydney?

    Departing from California to Sydney will take you 21h 30m. Airlines will cover a distance of 12426 km. Both multi-stop and direct flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as $682 on Air Canada. Other airlines that offer cheap prices include American Airlines from $733 and Philippine Airlines from $749 one-way.

  • What are the most popular routes from California to Sydney?

    The most popular flight routes from California to Sydney are Los Angeles - Sydney Kingsford Smith, San Francisco - Sydney Kingsford Smith and Ontario - Sydney Kingsford Smith.

  • What are the most reliable airlines from California to Sydney?

    No one likes to see their flight delayed. When booking a flight from California to Sydney consider choosing Virgin Atlantic(74%), Aeromexico(70%) or American Airlines(69%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from California to Sydney?

    The cheapest flight price from California to Sydney is $681. On average you can expect to pay $2,716. The most popular route, (Los Angeles - Sydney Kingsford Smith), can usually be booked for $1,126.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from California to Sydney 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 Sydney?

    Currently, May is the cheapest month in which you can book a flight from California to Sydney (average of $129). Flying from California to Sydney in October is currently the most expensive (average of $171). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Penrith
Terrigal
Manly
Lithgow
Randwick
Bondi Beach
Coogee
Cronulla
Leura

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Alternative routes for California to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from California to Sydney

Discover the top 9 airlines that operate flights from California to Sydney. 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 647,157 searches. Data last updated 12 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$765Average$1,759FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Fiji AirwaysCheapest$1,058Average$1,382FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
United AirlinesCheapest$1,098Average$1,681FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$1,203Average$1,785FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
DeltaCheapest$1,252Average$1,553FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$1,268Average$1,470FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest$1,276Average$1,468FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Alaska AirlinesCheapest$1,410Average$1,822FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air New ZealandCheapest$1,502Average$1,659FlexibilityNo cancel feeOn-time78%
Search Air New Zealand 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 Sydney?

Deals for California to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from California to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Sydney from California shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on California to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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