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$610+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SYD
Jan 7 — Jan 141
Wed 1/7
Wed 1/14
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 8, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 12/8. 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.
Tue 12/98:20 amOAK - SYD
1 stop40h 25mAlaska Airlines
Tue 12/169:40 pmSYD - OAK
1 stop16h 35mAlaska Airlines
Deal found 12/8$1,278
This oojo deal was found by Cheapflights users on 12/7. 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.
Mon 12/86:40 amOAK - PER
2 stops37h 15mQatar Airways
Mon 12/153:55 pmPER - OAK
2 stops48h 04mQatar Airways
Deal found 12/7$1,731
This Expedia deal was found by Cheapflights users on 12/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:20 amOAK - MEL
2 stops52h 45mMultiple Airlines
Tue 12/1612:00 pmMEL - OAK
2 stops26h 15mMultiple Airlines
Deal found 12/8$1,788
This Delta deal was found by Cheapflights users on 12/6. 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.
Wed 12/245:53 amOAK - SYD
2 stops31h 37mDelta
Wed 12/3110:40 amSYD - OAK
2 stops31h 07mDelta
Deal found 12/6$1,868
This Delta deal was found by Cheapflights users on 12/6. 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.
Tue 12/234:50 pmOAK - SYD
2 stops44h 40mDelta
Wed 12/3110:40 amSYD - OAK
2 stops31h 07mDelta
Deal found 12/6$1,886
This Alaska Airlines deal was found by Cheapflights users on 12/8. 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.
Sat 12/277:00 amOAK - SYD
2 stops41h 45mAlaska Airlines
Tue 12/309:40 pmSYD - OAK
2 stops30h 26mAlaska Airlines
Deal found 12/8$2,012
This Alaska Airlines deal was found by Cheapflights users on 12/6. 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 12/223:01 pmOAK - SYD
2 stops33h 44mAlaska Airlines
Wed 12/319:40 pmSYD - OAK
2 stops20h 51mAlaska Airlines
Deal found 12/6$2,172
This Delta deal was found by Cheapflights users on 12/6. 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.
Wed 12/2412:34 pmOAK - SYD
2 stops24h 56mDelta
Tue 1/62:15 pmSYD - OAK
2 stops40h 42mDelta
Deal found 12/6$2,412
This Delta deal was found by Cheapflights users on 12/6. 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.
Tue 12/234:50 pmOAK - SYD
2 stops44h 40mDelta
Tue 1/62:15 pmSYD - OAK
2 stops40h 42mDelta
Deal found 12/6$2,418
This Delta deal was found by Cheapflights users on 12/6. 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.
Wed 12/2412:34 pmOAK - SYD
2 stops24h 56mDelta
Thu 1/110:40 amSYD - OAK
2 stops44h 14mDelta
Deal found 12/6$2,463
This Delta deal was found by Cheapflights users on 12/6. 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.
Tue 12/234:50 pmOAK - SYD
2 stops44h 40mDelta
Thu 1/110:40 amSYD - OAK
2 stops44h 14mDelta
Deal found 12/6$2,480
This Kiwi.com deal was found by Cheapflights users on 12/8. 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.
Wed 12/248:32 pmOAK - SYD
2 stops39h 53mMultiple Airlines
Wed 1/78:10 pmSYD - OAK
1 stop21h 00mMultiple Airlines
Deal found 12/8$2,503

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 8, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$1,067
(Delta)

One-way from

$610
(SmartFares)

Popular in

December

Cheapest in

February

Average price

$1,591
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 ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($37 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 8, 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

Mon 1/26

5:55 am-8:30 am

2 stops31h 35m

Sydney Kingsford Smith

Mon 2/9

2:15 pm-4:14 pm

2 stops20h 59m

$1,067

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sun 1/25

5:55 am-6:50 am

2 stops29h 55m

Sydney Kingsford Smith

Mon 2/9

10:40 am-11:52 am

2 stops20h 12m

$1,067

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Mon 3/23

5:55 am-7:25 am

2 stops31h 30m

Sydney Kingsford Smith

Wed 4/1

10:25 am-11:46 pm

2 stops31h 21m

$1,067

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Tue 1/27

4:54 pm-8:30 am

2 stops20h 36m

Sydney Kingsford Smith

Sun 2/8

10:40 am-9:38 pm

2 stops29h 58m

$1,067

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sun 3/22

12:35 pm-6:05 am

2 stops23h 30m

Sydney Kingsford Smith

Wed 4/1

10:25 am-11:46 pm

2 stops31h 21m

$1,067

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Wed 1/28

4:54 pm-8:30 am

2 stops20h 36m

Sydney Kingsford Smith

Mon 2/9

10:40 am-11:52 am

2 stops20h 12m

$1,067

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sun 3/22

5:55 am-6:05 am

2 stops30h 10m

Sydney Kingsford Smith

Mon 3/30

10:25 am-11:55 am

2 stops43h 30m

$1,081

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Mon 3/23

5:55 am-7:25 am

2 stops31h 30m

Sydney Kingsford Smith

Mon 3/30

10:25 am-11:55 am

2 stops43h 30m

$1,081

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sun 1/25

4:54 pm-8:30 am

2 stops20h 36m

Sydney Kingsford Smith

Fri 2/13

10:40 am-11:55 am

2 stops20h 15m

$1,117

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sun 1/25

4:54 pm-8:30 am

2 stops20h 36m

Sydney Kingsford Smith

Thu 2/12

10:40 am-11:55 am

2 stops20h 15m

$1,117

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

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 $223). 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 December 8, 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?

    Delta, Alaska Airlines, and Qatar Airways can get you from Oakland, California to Australia in just under 31h 35m. Your travel time can differ by up to 32h 29m. 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 - 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 $223). 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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