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$669+ Cheap flights from Oakland, CA (OAK) to Sydney (SYD)

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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SYD
May 2 — May 91
Sat 5/2
Sat 5/9
1 adult, Economy
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Cheap flight deals from Oakland to Sydney

Cheapest flights from Oakland to Sydney
Explore the most affordable flight options available from Oakland to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.

This SmartFares deal was found by Cheapflights users on 3/31. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:30 am
OAK
-
SYD
1 stop17h 20m
Alaska Airlines
Sat 9/128:45 pm
SYD
-
OAK
1 stop16h 45m
Alaska Airlines
Deal found 3/31$1,104
This SmartFares deal was found by Cheapflights users on 3/31. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:00 am
OAK
-
SYD
1 stop18h 50m
Alaska Airlines
Sun 5/318:45 pm
SYD
-
OAK
1 stop16h 50m
Alaska Airlines
Deal found 3/31$1,151
This SmartFares deal was found by Cheapflights users on 3/30. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:30 am
OAK
-
SYD
1 stop17h 20m
Alaska Airlines
Sun 9/138:45 pm
SYD
-
OAK
1 stop16h 45m
Alaska Airlines
Deal found 3/30$1,152
This Trip.com deal was found by Cheapflights users on 3/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/147:00 am
OAK
-
SYD
1 stop18h 50m
Alaska Airlines
Thu 5/218:45 pm
SYD
-
OAK
1 stop16h 50m
Alaska Airlines
Deal found 3/30$1,158
This Cheapflightsfares deal was found by Cheapflights users on 4/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:23 am
OAK
-
SYD
1 stop18h 27m
Alaska Airlines
Fri 4/248:45 pm
SYD
-
OAK
1 stop16h 46m
Alaska Airlines
Deal found 4/1$1,164
This Cheapflightsfares deal was found by Cheapflights users on 3/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/27:23 am
OAK
-
SYD
1 stop17h 27m
Alaska Airlines
Thu 4/238:45 pm
SYD
-
OAK
1 stop16h 46m
Alaska Airlines
Deal found 3/29$1,165
This SmartFares deal was found by Cheapflights users on 4/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2410:10 am
OAK
-
SYD
1 stop39h 40m
Alaska Airlines
Sun 5/38:45 pm
SYD
-
OAK
1 stop16h 46m
Alaska Airlines
Deal found 4/1$1,168
This SmartFares deal was found by Cheapflights users on 3/30. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2610:10 am
OAK
-
SYD
1 stop39h 40m
Alaska Airlines
Sun 5/108:45 pm
SYD
-
OAK
1 stop16h 46m
Alaska Airlines
Deal found 3/30$1,169
This Hawaiian Airlines deal was found by Cheapflights users on 4/1. 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.
Sun 11/298:25 am
OAK
-
SYD
1 stop40h 20m
Alaska Airlines
Sat 12/129:40 pm
SYD
-
OAK
1 stop16h 55m
Alaska Airlines
Deal found 4/1$1,182
This SmartFares deal was found by Cheapflights users on 3/31. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:00 am
OAK
-
SYD
1 stop18h 50m
Alaska Airlines
Sat 5/308:45 pm
SYD
-
OAK
1 stop16h 50m
Alaska Airlines
Deal found 3/31$1,226
This SmartFares deal was found by Cheapflights users on 3/30. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:23 am
OAK
-
SYD
1 stop18h 27m
Alaska Airlines
Fri 4/248:45 pm
SYD
-
OAK
1 stop16h 46m
Alaska Airlines
Deal found 3/30$1,227
This Cheapflightsfares deal was found by Cheapflights users on 4/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:00 am
OAK
-
SYD
1 stop18h 50m
Alaska Airlines
Thu 6/48:45 pm
SYD
-
OAK
1 stop16h 50m
Alaska Airlines
Deal found 4/1$1,239

Find flight deals from Oakland to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) 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 April 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,104
(SmartFares)

One-way from

$669
(SmartFares)

Popular in

December

Cheapest in

March

Average price

$1,204
Provider with most accurate pricing for Oakland-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Oakland-Sydney Kingsford Smith flights.
Search Deals
From Oakland to Sydney Kingsford Smith
Search Deals
One-way flight from Oakland to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($155 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland 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 2,558,603 searches. Data last updated April 2, 2026.
Use the filters below to find and compare flights from Oakland to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Thu 8/13

8:25 am-6:50 pm

1 stop17h 25m

Sydney Kingsford Smith

Tue 8/25

8:45 pm-8:30 pm

1 stop16h 45m

$1,151
Quickest round-trip

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Fri 8/7

8:25 am-6:50 pm

1 stop17h 25m

Sydney Kingsford Smith

Tue 8/18

8:45 pm-8:25 pm

1 stop16h 40m

$1,151

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sat 8/8

8:25 am-6:50 pm

1 stop17h 25m

Sydney Kingsford Smith

Sun 8/30

8:45 pm-8:30 pm

1 stop16h 45m

$1,151

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Mon 9/7

8:30 am-6:50 pm

1 stop17h 20m

Sydney Kingsford Smith

Sun 9/13

8:45 pm-8:30 pm

1 stop16h 45m

$1,152

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Thu 7/30

8:25 am-6:50 pm

1 stop17h 25m

Sydney Kingsford Smith

Thu 8/20

8:45 pm-8:30 pm

1 stop16h 45m

$1,152

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sat 5/16

7:00 am-6:50 pm

1 stop18h 50m

Sydney Kingsford Smith

Sat 5/23

8:45 pm-8:35 pm

1 stop16h 50m

$1,165

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Fri 4/17

7:23 am-6:50 pm

1 stop18h 27m

Sydney Kingsford Smith

Fri 4/24

8:45 pm-8:31 pm

1 stop16h 46m

$1,165

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Fri 5/15

7:00 am-6:50 pm

1 stop18h 50m

Sydney Kingsford Smith

Fri 5/22

8:45 pm-8:50 am

2 stops29h 05m

$1,320

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Thu 4/30

10:10 am-6:50 pm

1 stop39h 40m

Sydney Kingsford Smith

Sun 5/10

8:45 pm-10:17 am

2 stops30h 32m

$1,320

OaklandSydney

OAK - SYD

OAKSYD

Oakland

Sat 5/16

7:00 am-6:50 pm

1 stop18h 50m

Sydney Kingsford Smith

Sat 5/23

8:45 pm-8:55 am

2 stops29h 10m

$1,348

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 23 resultsSorted by cheapest first
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Compare providers for flights from Oakland to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oakland to Sydney in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Oakland, California-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oakland, California-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oakland, California-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oakland, California-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Oakland, California-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Oakland to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney 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 Sydney

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

Currently, January is the cheapest month in which you can book a flight from Oakland, California to Sydney (average of $643). Flying from Oakland, California to Sydney in July is currently the most expensive (average of $854). 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.

Related info for your journey

Find useful and relevant information for your journey from Oakland 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 Oakland, California to Sydney?

    Airlines like Alaska Airlines fly from Oakland, California to Sydney in about 17h 20m. The time it takes to get you to your destination can typically vary by up to . There are 7430 mi between Oakland, California and Sydney.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Oakland, California to Sydney (average of $643). Flying from Oakland, California to Sydney in July is currently the most expensive (average of $854). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Coogee
Manly

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