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$600+ Cheap flights from Oakland, CA (OAK) to Australia

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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SYD
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap flight deals from Oakland to Australia

Cheapest flights from Oakland to Australia
Explore the most affordable flight options available from Oakland to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This oojo deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:10 amOAK - PER
2 stops37h 45mQatar Airways
Thu 1/13:55 pmPER - OAK
2 stops48h 04mQatar Airways
Deal found 12/26$2,644
This Kiwi.com deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:38 amOAK - SYD
1 stop39h 42mMultiple Airlines
Sat 1/38:30 pmSYD - OAK
2 stops58h 15mMultiple Airlines
Deal found 12/26$3,369
This Delta deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2712:34 pmOAK - SYD
2 stops23h 16mDelta
Sat 1/310:40 amSYD - OAK
2 stops30h 05mDelta
Deal found 12/26$3,424
This oojo deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:49 amOAK - SYD
2 stops38h 01mQatar Airways
Sat 1/39:40 pmSYD - OAK
2 stops45h 19mQatar Airways
Deal found 12/26$6,220
This oojo deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:10 amOAK - MEL
2 stops28h 30mJapan Airlines
Sat 1/37:20 amMEL - OAK
2 stops25h 47mJapan Airlines
Deal found 12/26$18,418

Find flight deals from Oakland to Australia

Keep the following information in mind while searching for Oakland to Australia flight deals. Data was last updated December 28, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$1,062
(Hawaiian Airlines)

One-way from

$600
(SmartFares)

Popular in

December

Cheapest in

February

Average price

$1,595
Provider with most accurate pricing for San Francisco-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Sydney Kingsford Smith flights.
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From Oakland to Australia
Search Deals
One-way flight from Oakland to Australia
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($181 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland to Australia 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 2,558,603 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Oakland to Australia that are best for you.

Fly from

Oakland

Fly to

Australia

Route

Depart

Return

Price

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Wed 5/13

7:00 am-6:50 pm

1 stop18h 50m

Sydney Kingsford Smith

Sun 5/17

8:45 pm-8:33 pm

1 stop16h 48m

$1,062

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Mon 4/20

7:23 am-6:50 pm

1 stop18h 27m

Sydney Kingsford Smith

Tue 5/5

8:45 pm-8:31 pm

1 stop16h 46m

$1,062

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Wed 4/22

10:10 am-6:50 pm

1 stop39h 40m

Sydney Kingsford Smith

Thu 4/30

8:45 pm-8:31 pm

1 stop16h 46m

$1,079

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sat 4/18

7:23 am-6:50 pm

1 stop18h 27m

Sydney Kingsford Smith

Sun 5/3

8:45 pm-8:31 pm

1 stop16h 46m

$1,137

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Thu 4/2

5:55 am-7:35 am

2 stops31h 40m

Sydney Kingsford Smith

Thu 4/16

9:15 am-11:49 pm

2 stops31h 34m

$1,186

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Thu 4/2

5:55 am-7:35 am

2 stops31h 40m

Sydney Kingsford Smith

Wed 4/15

9:15 am-4:24 pm

2 stops24h 09m

$1,186

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Tue 3/31

5:55 am-7:35 am

2 stops31h 40m

Sydney Kingsford Smith

Sun 4/12

9:15 am-11:46 pm

2 stops31h 31m

$1,186

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Thu 4/2

5:55 am-7:35 am

2 stops31h 40m

Sydney Kingsford Smith

Tue 4/14

9:15 am-4:24 pm

2 stops24h 09m

$1,186

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sat 4/4

5:55 am-7:35 am

2 stops31h 40m

Sydney Kingsford Smith

Sun 4/12

9:15 am-11:46 pm

2 stops31h 31m

$1,186

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Tue 3/31

5:55 am-7:35 am

2 stops31h 40m

Sydney Kingsford Smith

Sat 4/11

9:15 am-4:00 pm

2 stops23h 45m

$1,186

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 54 results
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Best time to book a flight from Oakland to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Oakland with our price prediction graph.
Estimated round-trip 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 Oakland to Australia

What is the cheapest month to book a flight from Oakland, California to Australia?

Currently, January is the cheapest month in which you can book a flight from Oakland, California to Australia (average of $223). Flying from Oakland, California to Australia in December is currently the most expensive (average of $796). 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 OAK to AU?

Find hourly flight availability from Oakland to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 28, 2025.

One of the essential ways to save on airfare from Oakland, California to Australia is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 39% on airfare.

Related info for your journey

Find useful and relevant information for your journey from Oakland to Australia. 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 from for flights from Oakland to Australia?

    Most people fly from Oakland (OAK) if they book a flight from Oakland to Australia. Oakland is conveniently located just 7.0 mi from Oakland’s city center.

  • How long is the flight from Oakland, California to Australia?

    Alaska Airlines, Delta, and Qatar Airways can get you from Oakland, California to Australia in just under 18h 27m. Your travel time can differ by up to 13h 28m. The distance from Oakland, California to Australia is about 7430 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Oakland, California to Australia?

    Most travelers choose Oakland - Sydney Kingsford Smith, Oakland - Melbourne or Oakland - Brisbane when deciding on the best route from Oakland, California to Australia.

  • Can I find deals for flights from Oakland to Australia that include hotel bookings?

    Yes. In addition to deals on Oakland to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oakland to Australia?

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

  • Can I find deals for business class flights from Oakland to Australia?

    Yes. Cheapflights offers flight deals from Oakland to Australia 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 Oakland, California to Australia?

    Currently, January is the cheapest month in which you can book a flight from Oakland, California to Australia (average of $223). Flying from Oakland, California to Australia in December is currently the most expensive (average of $796). 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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