Sydney

$502+ Cheap flights from San Francisco (SFO) 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SYD
Jan 3 — Jan 101
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Find cheap flights from San Francisco to Sydney 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”

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Cheapflights Tip: The best prices from San Francisco to Sydney Kingsford Smith are usually found in February or June, booked 47 days in advance, depart on a Monday or Tuesday and return on a Thursday

Cheap flight deals from San Francisco to Sydney

Cheapest flights from San Francisco to Sydney
Explore the most affordable flight options available from San Francisco to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Air Canada deal was found by Cheapflights users on 12/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:20 pmSFO - SYD
1 stop25h 15mAir Canada
Fri 1/1611:20 amSYD - SFO
2 stops25h 09mAir Canada
Deal found 12/3$910
This Air Canada deal was found by Cheapflights users on 12/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 pmSFO - SYD
2 stops25h 40mAir Canada
Thu 1/1511:20 amSYD - SFO
2 stops25h 09mAir Canada
Deal found 12/2$929
This Air Canada deal was found by Cheapflights users on 12/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3011:20 amSFO - SYD
1 stop27h 15mAir Canada
Sun 2/1511:20 amSYD - SFO
2 stops25h 13mAir Canada
Deal found 12/2$947
This Air Canada deal was found by Cheapflights users on 12/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 pmSFO - SYD
1 stop20h 35mAir Canada
Fri 2/2011:20 amSYD - SFO
1 stop18h 14mAir Canada
Deal found 12/2$997
This Cheapflightsfares deal was found by Cheapflights users on 12/1. 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.
Tue 12/98:15 pmSFO - SYD
Nonstop14h 55mQantas Airways
Tue 12/239:25 pmSYD - SFO
Nonstop13h 30mQantas Airways
Deal found 12/1$1,000
This Air Canada deal was found by Cheapflights users on 12/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 pmSFO - SYD
1 stop20h 35mAir Canada
Sat 1/177:15 pmSYD - SFO
2 stops38h 41mAir Canada
Deal found 12/2$1,003
This Air Canada deal was found by Cheapflights users on 12/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:30 amSFO - SYD
1 stop31h 05mAir Canada
Thu 1/158:30 amSYD - SFO
2 stops21h 04mAir Canada
Deal found 12/2$1,012
This oojo deal was found by Cheapflights users on 12/3. 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.
Sun 12/78:15 pmSFO - SYD
Nonstop14h 55mQantas Airways
Tue 12/239:25 pmSYD - SFO
Nonstop13h 30mQantas Airways
Deal found 12/3$1,029
This American Airlines deal was found by Cheapflights users on 12/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/912:00 pmSFO - SYD
1 stop26h 00mAmerican Airlines
Tue 12/239:25 pmSYD - SFO
Nonstop13h 30mAmerican Airlines
Deal found 12/1$1,053

Find flight deals from San Francisco to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 December 4, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$840
(Kiwi.com)

One-way from

$502
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,591

Good round-trip deal

$1,033 or less

Good one-way deal

$594 or less
Provider with most accurate pricing for San Francisco-Sydney Kingsford Smith flight deals.
Provider most trusted by Cheapflights users for San Francisco-Sydney Kingsford Smith flights.
From San Francisco to Sydney Kingsford Smith
One-way flight from San Francisco to Sydney Kingsford Smith
Highest demand for flights based on searches. 14% potential increase in price ($195 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from San Francisco to Sydney Kingsford Smith.
Price to beat on a one-way flight from San Francisco to Sydney Kingsford Smith.

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco 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 December 4, 2025.
Use the filters below to find and compare flights from San Francisco to Sydney that are best for you.

Fly from

San Francisco

Fly to

Sydney

Route

Depart

Return

Price

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Wed 3/4

8:15 pm-6:20 am

Nonstop15h 05m

Sydney Kingsford Smith

Mon 3/30

11:20 am-6:50 am

Nonstop13h 30m

$1,047

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Wed 2/11

8:15 pm-6:20 am

Nonstop15h 05m

Sydney Kingsford Smith

Tue 4/7

10:20 am-6:50 am

Nonstop13h 30m

$1,047

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Sun 2/1

11:00 pm-9:15 am

Nonstop15h 15m

Sydney Kingsford Smith

Sun 2/8

2:00 pm-8:45 am

Nonstop13h 45m

$1,047

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Tue 2/24

10:55 pm-9:15 am

Nonstop15h 20m

Sydney Kingsford Smith

Mon 3/9

12:10 pm-7:55 am

Nonstop13h 45m

$1,047

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Wed 3/4

4:15 pm-9:05 am

1 stop21h 50m

Sydney Kingsford Smith

Wed 3/18

12:10 pm-7:55 am

Nonstop13h 45m

$1,051

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Tue 2/10

11:00 pm-9:15 am

Nonstop15h 15m

Sydney Kingsford Smith

Sat 2/28

12:10 pm-6:55 am

Nonstop13h 45m

$1,056

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Mon 1/26

8:15 pm-6:20 am

Nonstop15h 05m

Sydney Kingsford Smith

Thu 2/5

2:00 pm-8:45 am

Nonstop13h 45m

$1,056

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Mon 2/9

8:15 pm-6:20 am

Nonstop15h 05m

Sydney Kingsford Smith

Thu 4/9

10:20 am-6:50 am

Nonstop13h 30m

$1,056

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Mon 2/9

8:15 pm-6:20 am

Nonstop15h 05m

Sydney Kingsford Smith

Sat 2/28

12:10 pm-6:55 am

Nonstop13h 45m

$1,056

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Wed 3/11

9:15 pm-6:20 am

Nonstop15h 05m

Sydney Kingsford Smith

Thu 3/19

12:10 pm-7:55 am

Nonstop13h 45m

$1,056

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 20 results
1
2

Compare providers for flights from San Francisco 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 San Francisco to Sydney in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
GurufarePrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
Trip.comPrice Accuracy2 starsTrust Score*3 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 San Francisco-Sydney flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on San Francisco-Sydney flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from San Francisco-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Sydney flights, Cheapflights users trust Justfly.com the most. Justfly.com 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 San Francisco-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 San Francisco to Sydney

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

How far ahead should I book a flight from San Francisco to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Sydney. Price data was last updated on November 28, 2025.

The price you pay for your flight from San Francisco to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Francisco to Sydney?

Currently, February is the cheapest month in which you can book a flight from San Francisco to Sydney (average of $293). Flying from San Francisco to Sydney in October is currently the most expensive (average of $827). 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 SFO to SYD?

Find hourly flight availability from San Francisco to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

It’s typically best to fly out from San Francisco to Sydney in the afternoon. Doing so could potentially save you 18% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from San Francisco to Sydney?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Sydney. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Sydney flight should consider departing on Friday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for San Francisco to Sydney flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Francisco to Sydney trip
Airports
SFO

Traffic in the Bay area can be a bear, so build in plenty of time to travel between SFO and downtown San Francisco.

SYD

After immigration and customs, the easiest way to central Sydney is the train, taking 15-25 minutes to reach the business district.

Our travel experts
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
John Walton

John Walton

Expert on SYD

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated December 4, 2025.
Get a feel of what it's like to fly with Fiji Airways, Hawaiian Airlines, and Qantas Airways from San Francisco to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Overall

8.1

Crew

8.5

Boarding

8.2

Food

7.5

Entertainment

7.5

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.

Comfort

8.0

Overall

8.1

Crew

8.5

Boarding

8.2

Food

7.5

Entertainment

7.5

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.

Comfort

8.0

Overall

8.1

Crew

8.5

Boarding

8.2

Food

7.5

Entertainment

7.5

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.

Comfort

8.0

Overall

8.1

Crew

8.5

Boarding

8.2

Food

7.5

Entertainment

7.5

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.

Comfort

8.0

Overall

8.1

Crew

8.5

Boarding

8.2

Food

7.5

Entertainment

7.5

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.

Comfort

8.0

Overall

8.1

Crew

8.5

Boarding

8.2

Food

7.5

Entertainment

7.5

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from San Francisco to Sydney?

    Booking a flight from San Francisco (SFO) to Sydney Kingsford Smith (SYD) is your only option if you wish to fly from San Francisco to Sydney. On a typical day, there are 7 flights from San Francisco to Kingsford Smith, all of which are around 14h 55m for a nonstop flight. You can also purchase a plane ticket from 12 airlines when you book a flight from San Francisco to Sydney.

  • How popular is this San Francisco to Sydney flight route?

  • How long is the flight from San Francisco to Sydney?

    Departing from San Francisco to Sydney will take you 15h 05m. There are 7420 mi between San Francisco and Sydney. Most flights are nonstop.

  • What are the cheapest airlines flying from San Francisco to Sydney round-trip?

    Flying on Frontier is currently your cheapest option to Sydney, with prices starting at $48. Additional round-trip tickets that might be worth considering are offered by Delta and Hawaiian Airlines, with the lowest prices starting at $445 and $499, respectively. Frontier is currently priced 95% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from San Francisco to Sydney one-way?

    $324 is the cheapest one-way deal found within the past few days, from Fiji Airways. You may also be able to find cheap deals on Hawaiian Airlines and Delta, with prices starting from $420 and $430, respectively.

  • What are the most reliable airlines from San Francisco to Sydney?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Sydney on time: American Airlines (63%), Alaska Airlines (63%), Qantas Airways (63%).

  • What are the cheapest flights from San Francisco to Sydney?

    On average you can expect to pay $2,235 for a flight from San Francisco to Sydney. The cheapest flight overall is $428 while the most popular route, (San Francisco - Sydney Kingsford Smith) is currently priced at $674.

  • Where are the most common layover locations when flying from San Francisco to Sydney?

  • What are some popular points of interest to see during a layover in Los Angeles?

    Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live are currently the most popular points of interest in Los Angeles at the moment. Those on a layover in Los Angeles interested in visiting Hollywood Bowl, Hollywood Walk of Fame, or L.A. Live can do so by traveling 12.5 mi, 11.7 mi, and 10.8 mi, respectively from Los Angeles. Those looking to explore during their layover in Los Angeles can rent a car from Los Angeles for about $39 per day.

  • What are points of interest worth seeing during a layover in Honolulu?

    If you're on a layover in Honolulu and looking for things to do, consider visiting Honolulu Zoo, Pearl Harbor, or International Market Place. Honolulu Zoo, Pearl Harbor and International Market Place are located about 7.8 mi, 3.5 mi, and 7.1 mi, respectively from Honolulu if you are interested in checking them out. Those looking to explore during their layover in Honolulu can rent a car from Honolulu for about $42 per day.

  • Where are the least popular layover locations for San Francisco to Sydney flights?

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

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

  • How can I find direct flights from San Francisco to Sydney?

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

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

    Yes. Cheapflights offers flight deals from San Francisco 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 San Francisco to Sydney?

    Currently, February is the cheapest month in which you can book a flight from San Francisco to Sydney (average of $293). Flying from San Francisco to Sydney in October is currently the most expensive (average of $827). 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
Manly
Coogee

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Top 10 airlines flying from San Francisco to Sydney

Discover the top 10 airlines that operate flights from San Francisco to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$48Average$98FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$499Average$1,075FlexibilityNo cancel feeOn-time85%
DeltaCheapest$534Average$933FlexibilityNo cancel feeOn-timeN/A
Fiji AirwaysCheapest$683Average$896FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$745Average$1,027FlexibilityNo cancel feeOn-time67%
ANACheapest$803Average$1,037FlexibilityNo cancel feeOn-time80%
Alaska AirlinesCheapest$846Average$1,060FlexibilityNo cancel feeOn-time75%
Qantas AirwaysCheapest$899Average$1,265FlexibilityNo cancel feeOn-time74%
Air New ZealandCheapest$905Average$1,055FlexibilityNo cancel feeOn-time78%
American AirlinesCheapest$927Average$1,236FlexibilityNo cancel feeOn-time71%

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