Cheap flights from San Jose to Sydney from $623

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 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SYD
23 Jul — 30 Jul1
1 adult

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 18 July 2025.

Round-trip from

$1,299

One-way from

$623

Popular in

August

Cheapest in

February

Average price

$1,849
American Airlines
  • American Airlines
  • 2/9-30/9
  • 2 total stops
  • 50h 44m total
  • San Jose to Sydney
18/9
  • 18/9
  • 2 total stops
  • 38h 25m total
  • San Jose to Sydney
Highest demand for flights based on searches. 11% potential increase in price ($361 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($84 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from San Jose to Sydney

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 18 July 2025.

Tue 2/913:09SJC - SYD
1 stop24h 46mAmerican Airlines
Tue 30/912:10SYD - SJC
1 stop25h 58mAmerican Airlines
Deal found 18/7$1,299
Sat 18/1007:00SJC - SYD
1 stop18h 45mHawaiian Airlines
Sun 2/1121:40SYD - SJC
1 stop17h 26mHawaiian Airlines
Deal found 17/7$1,610
Sun 31/810:35SJC - SYD
1 stop27h 30mAlaska Airlines
Sun 7/909:10SYD - SJC
1 stop17h 48mAlaska Airlines
Deal found 17/7$1,751
Tue 16/906:00SJC - SYD
3 stops32h 20mMultiple Airlines
Tue 7/1010:20SYD - SJC
3 stops32h 04mMultiple Airlines
Deal found 17/7$1,853
Tue 14/1015:30SJC - SYD
1 stop22h 05mDelta
Mon 3/1110:40SYD - SJC
1 stop23h 07mDelta
Deal found 17/7$1,868
Wed 10/1212:40SJC - SYD
2 stops25h 25mUnited Airlines
Thu 25/1214:00SYD - SJC
2 stops26h 11mUnited Airlines
Deal found 16/7$2,107
Mon 27/1007:01SJC - SYD
1 stop17h 19mQantas Airways
Sun 9/1120:10SYD - SJC
1 stop18h 56mQantas Airways
Deal found 17/7$2,263

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 18 July 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 2/9

13:09-06:55

1 stop24h 46m

Sydney Kingsford Smith

Tue 30/9

12:10-21:08

1 stop25h 58m

$1,299

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Sat 18/10

07:00-19:45

1 stop18h 45m

Sydney Kingsford Smith

Sun 2/11

21:40-20:06

1 stop17h 26m

$1,610

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Sun 31/8

10:35-07:05

1 stop27h 30m

Sydney Kingsford Smith

Sun 7/9

09:10-09:58

1 stop17h 48m

$1,751

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Tue 16/9

06:00-07:20

3 stops32h 20m

Sydney Kingsford Smith

Tue 7/10

10:20-00:24

3 stops32h 04m

$1,853

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Tue 14/10

15:30-07:35

1 stop22h 05m

Sydney Kingsford Smith

Mon 3/11

10:40-14:47

1 stop23h 07m

$1,868

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Wed 10/12

12:40-09:05

2 stops25h 25m

Sydney Kingsford Smith

Thu 25/12

14:00-21:11

2 stops26h 11m

$2,107

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Mon 27/10

07:01-18:20

1 stop17h 19m

Sydney Kingsford Smith

Sun 9/11

20:10-20:06

1 stop18h 56m

$2,263

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Thu 18/9

07:15-14:40

2 stops38h 25m

$623

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Thu 18/9

13:49-06:55

1 stop24h 06m

$677

San JoseSydney

SJC - SYD

SJCSYD

San Jose

Wed 30/7

10:32-07:05

1 stop27h 33m

$905

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 16 results
1
2

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 to Sydney?

Currently, May is the cheapest month in which you can book a flight from San Jose to Sydney (average of $129). Flying from San Jose 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 SJC to SYD?

Find hourly flight availability from San Jose 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 18 July 2025.

When flying from San Jose 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.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 18 July 2025.
Check out reviews from past customers who have flown with Japan Airlines, Asiana Airlines, andAlaska Airlines from San Jose to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Crew

8.7

Overall

8.3

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Crew

8.7

Overall

8.3

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Crew

8.7

Overall

8.3

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Crew

8.7

Overall

8.3

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
8.0
Very Good

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Crew

8.7

Overall

8.3

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Crew

8.7

Overall

8.3

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

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.
  • What are the cheapest airlines flying from San Jose to Sydney round-trip?

    Our cheapest airline available from San Jose to Sydney is American Airlines. Our recent data shows that you can find tickets from as low as $1,299 on this airline. Additional options worth looking into are Hawaiian Airlines and Alaska Airlines, starting at $1,610 and $1,751 round-trip. American Airlines is 28% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $677. Alaska Airlines flights start at $905 while deals on Hawaiian Airlines start at $1,302 one-way.

  • 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 to Sydney?

    Currently, May is the cheapest month in which you can book a flight from San Jose to Sydney (average of $129). Flying from San Jose 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

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