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Cheap flights from San Jose, California to Sydney from $829

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 29/1. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SYD
7 Dec — 14 Dec1
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 7 November 2025.

Round-trip from

$1,597

One-way from

$829

Popular in

October

Cheapest in

February
Alaska Airlines
  • Alaska Airlines
  • 4/12-11/12
  • 2 total stops
  • 35h 09m total
  • San Jose to Sydney
Search Deals
29/1
  • 29/1
  • 1 total stop
  • 26h 08m total
  • San Jose to Sydney
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($205 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($68 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 7 November 2025.

Thu 4/1207:00SJC - SYD
1 stop17h 45mAlaska Airlines
Thu 11/1221:40SYD - SJC
1 stop17h 24mAlaska Airlines
Deal found 5/11$1,597
Thu 4/1207:00SJC - SYD
1 stop17h 45mHawaiian Airlines
Thu 11/1221:40SYD - SJC
2 stops19h 07mHawaiian Airlines
Deal found 4/11$1,650
Sun 16/1118:59SJC - SYD
1 stop18h 31mDelta
Sat 22/1110:40SYD - SJC
1 stop23h 17mDelta
Deal found 4/11$1,660
Wed 19/1107:00SJC - SYD
1 stop17h 45mHawaiian Airlines
Sat 22/1121:40SYD - SJC
2 stops18h 55mHawaiian Airlines
Deal found 6/11$1,673
Mon 17/1107:00SJC - SYD
1 stop17h 45mAlaska Airlines
Tue 25/1121:40SYD - SJC
1 stop17h 19mAlaska Airlines
Deal found 6/11$1,745
Mon 17/1107:00SJC - SYD
1 stop17h 45mHawaiian Airlines
Tue 25/1121:40SYD - SJC
2 stops18h 55mHawaiian Airlines
Deal found 6/11$1,785
Sun 16/1118:35SJC - SYD
2 stops30h 10mAlaska Airlines
Sat 22/1121:40SYD - SJC
1 stop17h 19mAlaska Airlines
Deal found 6/11$1,907

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 7 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

Tue 27/1

07:00-19:45

1 stop17h 45m

Sydney Kingsford Smith

Tue 10/3

21:40-20:50

1 stop17h 10m

$1,630

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Mon 19/1

07:00-19:45

1 stop17h 45m

Sydney Kingsford Smith

Fri 13/2

21:40-19:50

1 stop17h 10m

$1,631

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Sat 24/1

07:00-19:45

1 stop17h 45m

Sydney Kingsford Smith

Thu 12/2

21:40-19:50

1 stop17h 10m

$1,631

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Sun 25/1

07:00-19:45

1 stop17h 45m

Sydney Kingsford Smith

Tue 10/2

21:40-19:48

1 stop17h 08m

$1,631

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Thu 4/12

07:00-19:45

1 stop17h 45m

Sydney Kingsford Smith

Thu 11/12

21:40-21:47

2 stops19h 07m

$1,631

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Mon 19/1

07:00-19:45

1 stop17h 45m

Sydney Kingsford Smith

Thu 12/2

21:40-19:50

1 stop17h 10m

$1,631

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Wed 21/1

07:00-19:45

1 stop17h 45m

Sydney Kingsford Smith

Sun 8/2

21:40-19:48

1 stop17h 08m

$1,631

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Sun 1/3

09:17-08:30

1 stop28h 13m

Sydney Kingsford Smith

Fri 13/3

09:40-18:51

1 stop27h 11m

$1,660

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Fri 30/1

20:05-08:30

1 stop17h 25m

Sydney Kingsford Smith

Thu 26/2

14:15-16:54

1 stop21h 39m

$1,660

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Mon 26/1

15:32-08:30

1 stop21h 58m

Sydney Kingsford Smith

Thu 26/2

14:15-12:46

1 stop17h 31m

$1,660

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 19 results
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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 $451). Flying from San Jose, California to Sydney in October is currently the most expensive (average of $1,277). 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 Alaska Airlines to get the fastest option. There are 11961 km between San Jose, California and Sydney.

  • 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 $451). Flying from San Jose, California to Sydney in October is currently the most expensive (average of $1,277). 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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Deals for San Jose 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 San Jose to Sydney?

Cheapflights helps you find that perfect flight to Sydney from San Jose by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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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