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Cheap flights from San Jose, California to Sydney from $646

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 23/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SYD
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap 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 29 April 2026.

Fri 7/808:15
SJC
-
SYD
1 stop17h 35m
Multiple Airlines
Sun 16/820:45
SYD
-
SJC
1 stop16h 55m
Multiple Airlines
Deal found 28/4$1,609
Thu 3/907:00
SJC
-
SYD
1 stop18h 50m
Alaska Airlines
Sun 13/920:45
SYD
-
SJC
1 stop16h 52m
Alaska Airlines
Deal found 29/4$1,611
Thu 30/408:05
SJC
-
SYD
1 stop17h 45m
Multiple Airlines
Tue 16/620:45
SYD
-
SJC
1 stop16h 55m
Multiple Airlines
Deal found 26/4$1,629
Fri 12/608:15
SJC
-
SYD
1 stop17h 35m
Multiple Airlines
Fri 19/620:45
SYD
-
SJC
1 stop16h 55m
Multiple Airlines
Deal found 28/4$1,669
Mon 22/608:15
SJC
-
SYD
1 stop17h 35m
Multiple Airlines
Sat 1/820:45
SYD
-
SJC
1 stop16h 55m
Multiple Airlines
Deal found 25/4$1,714
Wed 29/708:15
SJC
-
SYD
1 stop17h 35m
Multiple Airlines
Thu 6/820:45
SYD
-
SJC
1 stop16h 55m
Multiple Airlines
Deal found 29/4$1,715
Wed 6/508:05
SJC
-
SYD
1 stop17h 45m
Multiple Airlines
Tue 16/620:45
SYD
-
SJC
1 stop16h 55m
Multiple Airlines
Deal found 26/4$1,733
Sat 10/1007:00
SJC
-
SYD
1 stop17h 50m
Alaska Airlines
Sat 24/1020:45
SYD
-
SJC
1 stop17h 30m
Alaska Airlines
Deal found 25/4$1,772
Sat 11/708:15
SJC
-
SYD
1 stop17h 35m
Multiple Airlines
Fri 17/720:45
SYD
-
SJC
1 stop16h 55m
Multiple Airlines
Deal found 25/4$1,778
Wed 2/907:00
SJC
-
SYD
1 stop18h 50m
Alaska Airlines
Fri 18/920:45
SYD
-
SJC
1 stop16h 52m
Alaska Airlines
Deal found 29/4$1,779
Sun 10/512:57
SJC
-
SYD
2 stops29h 53m
Multiple Airlines
Wed 13/517:50
SYD
-
SJC
1 stop35h 09m
Multiple Airlines
Deal found 26/4$1,781

Find 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 29 April 2026.

Round-trip from

$1,609

One-way from

$646

Popular in

April

Cheapest in

November

Average price

$2,594
7/8-16/8
  • 7/8-16/8
  • 2 total stops
  • 34h 30m total
  • San Jose to Sydney
Search Deals
23/8
  • 23/8
  • 2 total stops
  • 29h 53m total
  • San Jose to Sydney
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($283 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($125 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 29 April 2026.
Use the filters below to find and compare flights from San Jose to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Mon 3/8

12:39-07:05

2 stops25h 26m

Sydney Kingsford Smith

Wed 12/8

12:00-18:30

2 stops23h 30m

$1,842

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Mon 3/8

20:15-06:50

1 stop17h 35m

Sydney Kingsford Smith

Wed 12/8

09:15-16:15

1 stop24h 00m

$2,034

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Tue 8/9

15:45-06:50

1 stop22h 05m

Sydney Kingsford Smith

Wed 23/9

09:15-10:53

1 stop18h 38m

$2,035

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Tue 8/9

13:00-06:55

2 stops24h 55m

Sydney Kingsford Smith

Wed 23/9

10:20-17:30

2 stops24h 10m

$2,180

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Sun 7/6

20:15-18:50

2 stops29h 35m

Sydney Kingsford Smith

Tue 16/6

20:45-09:26

2 stops29h 41m

$2,194

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Wed 2/9

13:00-06:55

2 stops24h 55m

Sydney Kingsford Smith

Thu 17/9

09:30-17:30

2 stops25h 00m

$2,250
Fastest return journey

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Fri 5/6

20:05-06:50

1 stop17h 45m

Sydney Kingsford Smith

Tue 16/6

09:15-09:14

1 stop16h 59m

$2,313

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Sat 6/6

18:37-07:00

2 stops43h 23m

Sydney Kingsford Smith

Sun 14/6

09:30-17:34

2 stops25h 04m

$2,388

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Sun 24/5

18:37-07:00

2 stops43h 23m

Sydney Kingsford Smith

Sun 7/6

09:30-21:09

2 stops28h 39m

$2,388

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Thu 9/7

18:37-06:55

2 stops43h 18m

Sydney Kingsford Smith

Sat 18/7

09:30-17:30

2 stops25h 00m

$2,451

Flights are sorted by cheapest return flights first.

Deals found on 25/4

Showing 1-10 of 23 resultsSorted by cheapest first
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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.

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 35m. Fly via American Airlines, Delta, or United 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.

See more FAQs

Travelling to a place near Sydney?

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

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How does Cheapflights help users find flights from San Jose to Sydney?

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.

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

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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