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$537+ 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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SYD
Dec 21 — Dec 281
Sun 12/21
Sun 12/28
1 adult, Economy
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Find 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 November 21, 2025.

This Alaska Airlines deal was found by Cheapflights users on 11/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:10 amOAK - SYD
2 stops41h 35mAlaska Airlines
Wed 1/149:40 pmSYD - OAK
2 stops31h 06mAlaska Airlines
Deal found 11/18$1,360
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:10 amOAK - SYD
2 stops41h 35mAlaska Airlines
Tue 1/139:40 pmSYD - OAK
2 stops31h 48mAlaska Airlines
Deal found 11/18$1,405
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:10 amOAK - SYD
2 stops41h 35mAlaska Airlines
Wed 1/149:40 pmSYD - OAK
2 stops31h 06mAlaska Airlines
Deal found 11/18$1,485
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:10 amOAK - SYD
2 stops41h 35mAlaska Airlines
Tue 12/239:40 pmSYD - OAK
2 stops30h 26mAlaska Airlines
Deal found 11/18$1,500
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/162:31 pmOAK - SYD
2 stops34h 14mAlaska Airlines
Thu 12/259:40 pmSYD - OAK
2 stops20h 51mAlaska Airlines
Deal found 11/18$1,575
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:10 amOAK - SYD
2 stops41h 35mAlaska Airlines
Wed 12/249:40 pmSYD - OAK
2 stops30h 26mAlaska Airlines
Deal found 11/18$1,701
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1511:21 amOAK - SYD
2 stops61h 24mAlaska Airlines
Tue 1/139:40 pmSYD - OAK
2 stops31h 48mAlaska Airlines
Deal found 11/18$1,924
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1511:21 amOAK - SYD
2 stops61h 24mAlaska Airlines
Wed 1/149:40 pmSYD - OAK
2 stops32h 23mAlaska Airlines
Deal found 11/18$1,934
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/149:26 amOAK - SYD
2 stops39h 19mAlaska Airlines
Mon 1/129:40 pmSYD - OAK
2 stops31h 06mAlaska Airlines
Deal found 11/18$2,007
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1511:21 amOAK - SYD
2 stops61h 24mAlaska Airlines
Thu 1/159:40 pmSYD - OAK
2 stops42h 00mAlaska Airlines
Deal found 11/18$2,011
This Hawaiian Airlines deal was found by Cheapflights users on 11/18. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:20 amOAK - SYD
1 stop40h 25mAlaska Airlines
Fri 1/99:40 pmSYD - OAK
1 stop19h 30mAlaska Airlines
Deal found 11/18$2,015
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1511:21 amOAK - SYD
2 stops61h 24mAlaska Airlines
Tue 12/239:40 pmSYD - OAK
2 stops30h 26mAlaska Airlines
Deal found 11/18$2,019

Cheap flight deals from Oakland to Australia

Keep the following information in mind while searching for Oakland to Australia flight deals. Data was last updated November 21, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$1,054
(SmartFares)

One-way from

$537
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,227
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. 14% potential increase in price ($195 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 November 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 November 21, 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

Fri 2/27

8:41 am-7:45 pm

1 stop40h 04m

Sydney Kingsford Smith

Tue 3/3

9:40 pm-8:37 pm

1 stop17h 57m

$1,076

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Fri 2/27

8:41 am-7:45 pm

1 stop40h 04m

Sydney Kingsford Smith

Tue 3/3

9:40 pm-8:37 pm

1 stop17h 57m

$1,076

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Fri 4/24

8:25 am-7:45 pm

1 stop18h 20m

Sydney Kingsford Smith

Thu 4/30

9:40 pm-10:05 am

2 stops29h 25m

$1,201

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Tue 4/14

5:55 am-6:35 am

2 stops31h 40m

Sydney Kingsford Smith

Tue 5/19

9:25 am-4:31 pm

2 stops24h 06m

$1,216

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Tue 4/14

6:45 pm-7:45 pm

2 stops32h 00m

Sydney Kingsford Smith

Tue 5/19

9:40 pm-8:45 am

3 stops28h 05m

$1,346

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sat 5/2

8:25 am-7:45 pm

1 stop18h 20m

Sydney Kingsford Smith

Tue 6/2

9:40 pm-7:05 pm

1 stop38h 25m

$1,383

OaklandPerth

OAK - PER

OAKPER

Oakland

Tue 3/10

6:15 am-11:55 am

2 stops38h 40m

Perth

Tue 3/24

4:35 pm-5:38 pm

2 stops40h 03m

$1,433

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Wed 12/17

7:10 am-7:45 pm

2 stops41h 35m

Sydney Kingsford Smith

Wed 1/14

9:40 pm-9:46 am

2 stops31h 06m

$1,485

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Tue 12/16

2:31 pm-7:45 pm

2 stops34h 14m

Sydney Kingsford Smith

Thu 12/25

9:40 pm-11:31 pm

2 stops20h 51m

$1,575

OaklandPerth

OAK - PER

OAKPER

Oakland

Tue 5/12

7:00 am-11:55 am

2 stops37h 55m

Perth

Thu 5/21

10:45 pm-10:11 pm

2 stops38h 26m

$1,582

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 60 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 $224). Flying from Oakland, California to Australia in December is currently the most expensive (average of $789). 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 November 21, 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?

    Hawaiian Airlines, Alaska Airlines, and Delta can get you from Oakland, California to Australia in just under 31h 40m. Your travel time can differ by up to 8h 24m. The distance from Oakland, California to Australia is about 7430 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Oakland, California to Australia one-way?

    $613 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $625 and $689, respectively.

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

    Most travelers choose Oakland - Sydney Kingsford Smith, Oakland - Melbourne or Oakland - Perth 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 $224). Flying from Oakland, California to Australia in December is currently the most expensive (average of $789). 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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