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Cheap flights from San Jose, California to Sydney from $660

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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SYD
25 Dec — 1 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Jose to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 25 November 2025.

Round-trip from

$1,643

One-way from

$660

Popular in

December

Cheapest in

February
Delta
  • Delta
  • 1/4-15/4
  • 2 total stops
  • 44h 26m total
  • San Jose to Sydney
Search Deals
1/2
  • 1/2
  • 2 total stops
  • 31h 28m total
  • San Jose to Sydney
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($670 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($100 potential savings vs. average return price).
Search Deals

Find flight deals from San Jose to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from San Jose to Sydney
Explore the most affordable flight options available from San Jose to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 November 2025.

Mon 1/1207:00SJC - SYD
1 stop17h 45mAlaska Airlines
Thu 4/1221:40SYD - SJC
2 stops19h 07mAlaska Airlines
Deal found 23/11$1,623
Fri 28/1107:00SJC - SYD
1 stop17h 45mAlaska Airlines
Thu 4/1221:40SYD - SJC
1 stop17h 24mAlaska Airlines
Deal found 23/11$1,640
Mon 1/1207:00SJC - SYD
1 stop17h 45mAlaska Airlines
Sat 13/1221:40SYD - SJC
2 stops19h 07mAlaska Airlines
Deal found 24/11$1,739
Wed 26/1107:00SJC - SYD
1 stop17h 45mAlaska Airlines
Fri 5/1221:40SYD - SJC
1 stop17h 24mAlaska Airlines
Deal found 23/11$1,756
Thu 4/1207:00SJC - SYD
1 stop17h 45mAlaska Airlines
Sun 11/121:40SYD - SJC
1 stop17h 08mAlaska Airlines
Deal found 24/11$1,808
Mon 24/1107:00SJC - SYD
1 stop17h 45mAlaska Airlines
Sun 7/1221:40SYD - SJC
2 stops31h 38mAlaska Airlines
Deal found 23/11$1,866
Fri 28/1107:00SJC - SYD
1 stop17h 45mAlaska Airlines
Tue 2/1221:40SYD - SJC
2 stops34h 44mAlaska Airlines
Deal found 23/11$1,917
Thu 27/1108:57SJC - SYD
2 stops39h 48mAlaska Airlines
Tue 2/1221:40SYD - SJC
2 stops34h 44mAlaska Airlines
Deal found 23/11$1,951
Thu 27/1106:15SJC - SYD
2 stops42h 30mAlaska Airlines
Fri 5/1221:40SYD - SJC
1 stop17h 24mAlaska Airlines
Deal found 23/11$1,994
Tue 25/1108:51SJC - SYD
2 stops39h 54mAlaska Airlines
Thu 4/1221:40SYD - SJC
1 stop17h 24mAlaska Airlines
Deal found 23/11$2,017
Wed 26/1107:00SJC - SYD
1 stop17h 45mAlaska Airlines
Tue 2/1221:40SYD - SJC
2 stops34h 44mAlaska Airlines
Deal found 23/11$2,033

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Jose 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 25 November 2025.
Use the filters below to find and compare flights from San Jose to Sydney that are best for you.

Fly from

San Jose

Fly to

Sydney

Route

Depart

Return

Price

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Wed 1/4

13:30-07:35

2 stops24h 05m

Sydney Kingsford Smith

Wed 15/4

09:25-23:49

2 stops31h 24m

$1,649

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Fri 13/2

07:00-19:45

1 stop17h 45m

Sydney Kingsford Smith

Fri 20/2

21:40-22:14

1 stop19h 34m

$1,756

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Thu 9/4

18:25-06:35

1 stop19h 10m

Sydney Kingsford Smith

Sat 25/4

09:25-14:53

1 stop22h 28m

$1,797

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Fri 13/2

05:45-08:30

2 stops31h 45m

Sydney Kingsford Smith

Fri 20/2

10:40-16:08

2 stops24h 28m

$1,804

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Wed 22/4

07:00-18:50

1 stop18h 50m

Sydney Kingsford Smith

Sun 26/4

20:45-09:48

2 stops30h 03m

$1,958

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Sun 1/2

10:07-17:40

3 stops36h 33m

$748

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Thu 29/1

16:06-07:25

1 stop20h 19m

$805

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Fri 30/1

09:35-06:10

2 stops25h 35m

$833

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Sat 31/1

17:45-06:10

3 stops41h 25m

$848

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Wed 4/2

07:00-19:45

1 stop17h 45m

$968

Flights are sorted by cheapest return flights first.

Deals found on 24/11

Showing 1-10 of 12 results
1
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Best time to book a flight from San Jose to Sydney

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

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

Currently, February is the cheapest month in which you can book a flight from San Jose, California to Sydney (average of $454). Flying from San Jose, California to Sydney in October is currently the most expensive (average of $1,280). 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.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Jose, California to Sydney?

    There are many flights that can get you from San Jose, California to Sydney in 17h 45m. Fly via Delta or Alaska Airlines to get the fastest option. There are 11961 km between San Jose, California and Sydney. Both multi-stop and direct flights can be found to your destination and back.

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

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

  • How can I find direct flights from San Jose to Sydney?

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

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

    Yes. Cheapflights offers flight deals from San Jose 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 San Jose, California to Sydney?

    Currently, February is the cheapest month in which you can book a flight from San Jose, California to Sydney (average of $454). Flying from San Jose, California to Sydney in October is currently the most expensive (average of $1,280). 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
Randwick
Lithgow
Coogee
Leura
Bondi Beach
Cronulla

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

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

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

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Not ready to book yet? You can track prices for flights from San Jose to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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