HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Australia

$431+ 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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SYD
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oakland to Australia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 junio 12, 2025.

Round-trip from

$875
(Delta)

One-way from

$431
(Delta)

Popular in

December

Cheapest in

February

Average price

$1,076
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 ($177 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 junio 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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.
mar. 7/16:00 amOAK - SYD
2 stops31h 35mDelta
lun. 7/149:25 amSYD - OAK
2 stops23h 49mDelta
Deal found 6/10$875
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
mar. 11/48:45 amOAK - SYD
1 stop40h 00mAlaska Airlines
dom. 11/169:40 pmSYD - OAK
1 stop16h 46mAlaska Airlines
Deal found 6/11$1,076
This Delta deal was found by Cheapflights users on 6/10. 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.
mar. 12/235:55 amOAK - MEL
2 stops55h 20mDelta
mié. 1/710:25 amMEL - OAK
2 stops56h 28mDelta
Deal found 6/10$1,226
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/266:00 amOAK - BNE
3 stops36h 00mMultiple Airlines
sáb. 8/212:15 pmBNE - OAK
3 stops28h 18mMultiple Airlines
Deal found 6/11$1,386
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
vie. 10/39:09 pmOAK - SYD
2 stops40h 21mMultiple Airlines
lun. 10/138:25 pmSYD - OAK
1 stop17h 05mMultiple Airlines
Deal found 6/10$1,492
This Delta deal was found by Cheapflights users on 6/10. 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.
mié. 12/245:05 pmOAK - BNE
2 stops20h 40mDelta
mié. 12/3110:45 amBNE - OAK
2 stops31h 20mDelta
Deal found 6/10$1,636
This Fareboom deal was found by Cheapflights users on 6/11. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/28:50 amOAK - MEL
2 stops21h 45mMultiple Airlines
lun. 8/118:30 pmMEL - OAK
2 stops63h 50mMultiple Airlines
Deal found 6/11$1,686
This oojo deal was found by Cheapflights users on 6/11. 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.
vie. 10/316:30 amOAK - BNE
2 stops30h 45mKorean Air
sáb. 11/158:40 amBNE - OAK
2 stops47h 12mKorean Air
Deal found 6/11$2,057
This oojo deal was found by Cheapflights users on 6/11. 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.
lun. 8/259:39 amOAK - SYD
2 stops27h 41mJapan Airlines
mié. 9/38:55 amSYD - OAK
2 stops50h 28mJapan Airlines
Deal found 6/11$2,141
This Jetabroad deal was found by Cheapflights users on 6/10. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/258:50 amOAK - ADL
2 stops33h 00mHawaiian Airlines
vie. 8/14:30 pmADL - OAK
3 stops32h 48mHawaiian Airlines
Deal found 6/10$2,158
This oojo deal was found by Cheapflights users on 6/12. 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.
mar. 11/116:30 amOAK - SYD
2 stops29h 25mKorean Air
lun. 11/179:10 amSYD - OAK
2 stops47h 42mKorean Air
Deal found 6/12$2,203
This Japan Airlines deal was found by Cheapflights users on 6/10. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/169:28 amOAK - MEL
2 stops27h 17mJapan Airlines
sáb. 8/307:25 amMEL - OAK
2 stops27h 58mJapan Airlines
Deal found 6/10$2,399

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 junio 12, 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

mar. 7/1

6:00 am-6:35 am

2 stops31h 35m

Sydney Kingsford Smith

lun. 7/14

9:25 am-4:14 pm

2 stops23h 49m

$875

OaklandSydney

OAK - SYD

OAKSYD

Oakland

sáb. 8/23

7:22 am-7:45 pm

1 stop19h 23m

Sydney Kingsford Smith

mar. 9/9

9:40 pm-7:27 pm

2 stops38h 47m

$1,081

OaklandBrisbane

OAK - BNE

OAKBNE

Oakland

sáb. 7/26

6:00 am-11:00 am

3 stops36h 00m

Brisbane

sáb. 8/2

12:15 pm-11:33 pm

3 stops28h 18m

$1,386

OaklandMelbourne

OAK - MEL

OAKMEL

Oakland

mié. 7/2

8:50 am-11:35 pm

2 stops21h 45m

Melbourne

lun. 8/11

8:30 pm-7:20 pm

2 stops63h 50m

$1,686

OaklandSydney

OAK - SYD

OAKSYD

Oakland

vie. 7/25

6:00 am-11:45 am

3 stops36h 45m

Sydney Kingsford Smith

vie. 8/1

1:15 pm-8:28 am

3 stops36h 13m

$1,771

OaklandBrisbane

OAK - BNE

OAKBNE

Oakland

vie. 10/31

6:30 am-6:15 am

2 stops30h 45m

Brisbane

sáb. 11/15

8:40 am-1:52 pm

2 stops47h 12m

$2,057

OaklandSydney

OAK - SYD

OAKSYD

Oakland

lun. 8/25

9:39 am-6:20 am

2 stops27h 41m

Sydney Kingsford Smith

mié. 9/3

8:55 am-6:23 pm

2 stops50h 28m

$2,141

OaklandAdelaide

OAK - ADL

OAKADL

Oakland

vie. 7/25

8:50 am-10:20 am

2 stops33h 00m

Adelaide

vie. 8/1

4:30 pm-8:48 am

3 stops32h 48m

$2,158

OaklandMelbourne

OAK - MEL

OAKMEL

Oakland

sáb. 8/16

9:28 am-5:45 am

2 stops27h 17m

Melbourne

sáb. 8/30

7:25 am-6:23 pm

2 stops27h 58m

$2,399

OaklandAdelaide

OAK - ADL

OAKADL

Oakland

vie. 7/4

7:00 am-3:50 pm

2 stops40h 20m

Adelaide

mié. 12/10

10:00 pm-11:38 pm

2 stops44h 08m

$2,436

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 32 results
1
2
3
4

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, March is the cheapest month in which you can book a flight from Oakland, California to Australia (average of $1,041). Flying from Oakland, California to Australia in December is currently the most expensive (average of $1,635). 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 junio 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oakland, California to Australia as you normally would.

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Australia ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated junio 12, 2025.
Peruse reviews from past customers who have flown with Korean Air, Japan Airlines and Asiana Airlines from Oakland to Australia to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,088 reviews

Food

8.1

Boarding

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,088 reviews
Korean Air
8.4
Very good
1,088 reviews

Food

8.1

Boarding

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,489 reviews
Korean Air
8.4
Very good
1,088 reviews

Food

8.1

Boarding

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.2
Very good
440 reviews
Korean Air
8.4
Very good
1,088 reviews

Food

8.1

Boarding

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Alaska Airlines
8.0
Very good
10,000 reviews
Korean Air
8.4
Very good
1,088 reviews

Food

8.1

Boarding

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,950 reviews
Korean Air
8.4
Very good
1,088 reviews

Food

8.1

Boarding

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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.

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

    $431 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Alaska Airlines and Hawaiian Airlines, with prices starting from $607 and $721, respectively.

  • 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, March is the cheapest month in which you can book a flight from Oakland, California to Australia (average of $1,041). Flying from Oakland, California to Australia in December is currently the most expensive (average of $1,635). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Oakland to Australia

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Sydney flights
San Francisco to Sydney flights
Los Angeles to Melbourne flights
Los Angeles to Auckland flights
Los Angeles to Papeete flights
San Francisco to Auckland flights
San Francisco to Melbourne flights
Los Angeles to Brisbane flights
Los Angeles to Nadi flights
San Francisco to Papeete flights
Ontario to Sydney flights
Santa Ana to Sydney flights
San Francisco to Brisbane flights
Los Angeles to Avalon flights
San Francisco to Nadi flights
Ontario to Papeete flights
San Jose to Sydney flights
San Diego to Sydney flights
Ontario to Auckland flights
Oakland to Sydney flights
Santa Ana to Auckland flights
San Jose to Auckland flights
Ontario to Nadi flights
San Francisco to Avalon flights
Santa Ana to Nadi flights
Los Angeles to Vaitape flights
Ontario to Melbourne flights
Burbank to Sydney flights
San Diego to Papeete flights
San Francisco to Christchurch flights
San Jose to Melbourne flights
Santa Ana to Melbourne flights
Oakland to Auckland flights
Los Angeles to Perth flights
Ontario to Brisbane flights
San Jose to Papeete flights
Las Vegas to Sydney flights
Los Angeles to Tamuning flights
Santa Ana to Brisbane flights
Oakland to Melbourne flights
San Diego to Auckland flights
Los Angeles to Christchurch flights
Sacramento to Sydney flights
Long Beach to Papeete flights
San Francisco to Vaitape flights
San Francisco to Nuku‘alofa flights
Las Vegas to Auckland flights
Los Angeles to Adelaide flights
San Francisco to Cairns flights
Fresno to Sydney flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.