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Cheap flights from Sydney to San Francisco from £312

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to San Francisco departing on 17/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

United Airlines Logo
11:20 - 06:55SYD-SFO
13h 35mdirect
United Airlines Logo
23:00 - 07:55SFO-SYD
14h 55mdirect
£533United Airlines
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Tue, 14 Oct - Wed, 22 Oct
United Airlines Logo
11:20 - 06:55SYD-SFO
13h 35mdirect
United Airlines Logo
23:00 - 07:55SFO-SYD
14h 55mdirect
£535United Airlines
Find Deal
Wed, 8 Oct - Wed, 22 Oct
United Airlines Logo
12:10 - 06:50SYD-SFO
13h 40mdirect
United Airlines Logo
22:50 - 09:15SFO-SYD
15h 25mdirect
£537United Airlines
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Mon, 10 Nov - Mon, 1 Dec
Delta Logo
10:25 - 21:52SYD-SFO
29h 27m2 stops
Delta Logo
06:00 - 07:35SFO-SYD
31h 35m2 stops
£542Delta
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Wed, 15 Oct - Tue, 21 Oct
Alaska Airlines Logo
21:40 - 20:35SYD-SFO
16h 55m1 stop
Alaska Airlines Logo
19:47 - 19:45SFO-SYD
29h 58m1 stop
£543Alaska Airlines
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Thu, 16 Oct - Sun, 19 Oct
Alaska Airlines Logo
21:40 - 20:35SYD-SFO
16h 55m1 stop
Alaska Airlines Logo
19:47 - 19:45SFO-SYD
29h 58m1 stop
£545Alaska Airlines
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Thu, 16 Oct - Sun, 19 Oct
Qantas Airways Logo
21:25 - 15:55SYD-SFO
13h 30mdirect
Qantas Airways Logo
20:15 - 06:10SFO-SYD
14h 55mdirect
£546Qantas Airways
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Tue, 20 Jan - Tue, 27 Jan
Hawaiian Airlines Logo
21:40 - 19:22SYD-SFO
16h 42m1 stop
Hawaiian Airlines Logo
07:25 - 19:45SFO-SYD
17h 20m1 stop
£573Hawaiian Airlines
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Sun, 16 Nov - Mon, 17 Nov
Delta Logo
10:25 - 15:59SYD-SFO
23h 34m2 stops
Delta Logo
05:30 - 07:35SFO-SYD
32h 05m2 stops
£579Delta
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Sat, 11 Oct - Sun, 19 Oct
Qantas Airways Logo
21:30 - 17:45SYD-SFO
13h 15mdirect
Qantas Airways Logo
21:10 - 06:05SFO-SYD
14h 55mdirect
£619Qantas Airways
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Tue, 30 Sep - Sun, 5 Oct

Delta flights from Sydney to San Francisco

Our best Delta deals on Sydney to San Francisco flight tickets
Delta
15 Oct
SYD10:25Sydney Kingsford Smith
29h 27m
2 stops
SFO21:52San Francisco
21 Oct
SFO06:00San Francisco
31h 35m
2 stops
SYD07:35Sydney Kingsford Smith
£542
Find similar
Delta
11 Oct
SYD10:25Sydney Kingsford Smith
23h 34m
2 stops
SFO15:59San Francisco
19 Oct
SFO05:30San Francisco
32h 05m
2 stops
SYD07:35Sydney Kingsford Smith
£579
Find similar
Delta
23 Nov
SYD10:40Sydney Kingsford Smith
32h 15m
2 stops
SFO23:55San Francisco
2 Dec
SFO18:53San Francisco
18h 37m
1 stop
SYD08:30Sydney Kingsford Smith
£580
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Alaska Airlines flights from Sydney to San Francisco

Our best Alaska Airlines deals on Sydney to San Francisco flight tickets
Alaska Airlines
16 Oct
SYD21:40Sydney Kingsford Smith
16h 55m
1 stop
SFO20:35San Francisco
19 Oct
SFO19:47San Francisco
29h 58m
1 stop
SYD19:45Sydney Kingsford Smith
£543
Find similar
Alaska Airlines
16 Oct
SYD21:40Sydney Kingsford Smith
16h 55m
1 stop
SFO20:35San Francisco
19 Oct
SFO19:47San Francisco
29h 58m
1 stop
SYD19:45Sydney Kingsford Smith
£545
Find similar
Alaska Airlines
13 Sept
SYD21:40Sydney Kingsford Smith
16h 53m
1 stop
SFO21:33San Francisco
17 Sept
SFO09:45San Francisco
41h 00m
2 stops
SYD19:45Sydney Kingsford Smith
£588
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to San Francisco 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, momondo users made 279,928 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from Sydney to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Tue 14/10

11:20-06:55

Nonstop13h 35m

San Francisco

Wed 22/10

23:00-07:55

Nonstop14h 55m

£533

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Wed 8/10

11:20-06:55

Nonstop13h 35m

San Francisco

Wed 22/10

23:00-07:55

Nonstop14h 55m

£535

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Mon 10/11

12:10-06:50

Nonstop13h 40m

San Francisco

Mon 1/12

22:50-09:15

Nonstop15h 25m

£537

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Wed 15/10

10:25-21:52

2 stops29h 27m

San Francisco

Tue 21/10

06:00-07:35

2 stops31h 35m

£542

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Thu 16/10

21:40-20:35

1 stop16h 55m

San Francisco

Sun 19/10

19:47-19:45

1 stop29h 58m

£543

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Thu 16/10

21:40-20:35

1 stop16h 55m

San Francisco

Sun 19/10

19:47-19:45

1 stop29h 58m

£545

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Tue 20/1

21:25-15:55

Nonstop13h 30m

San Francisco

Tue 27/1

20:15-06:10

Nonstop14h 55m

£546

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Sun 16/11

21:40-19:22

1 stop16h 42m

San Francisco

Mon 17/11

07:25-19:45

1 stop17h 20m

£573

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Sat 11/10

10:25-15:59

2 stops23h 34m

San Francisco

Sun 19/10

05:30-07:35

2 stops32h 05m

£579

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Tue 30/9

21:30-17:45

Nonstop13h 15m

San Francisco

Sun 5/10

21:10-06:05

Nonstop14h 55m

£619

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Sydney to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Sydney and San Francisco?

What is the cheapest month to fly to San Francisco?

The month of October is, on average, the cheapest month to fly to San Francisco from Sydney, with most prices found around £673. If you are unable to visit San Francisco during the month of October, then departing from Sydney during the month August is also very affordable. Most momondo users find prices during this month for around £695.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart on your flight to San Francisco is on a Thursday when prices can be found for as low as £623. This is often the case because there is less demand to fly during this day of the week. Flights from Sydney to San Francisco on a Tuesday will generally be more expensive and average around £1,178. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to San Francisco?

Our most recent data shows that the best time of day to fly to San Francisco is in the morning. Flights from Sydney to San Francisco during this time can be as low as £1,040. Try not to purchase tickets in the evening because they tend to be around £1,323. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Sydney Kingsford Smith to San Francisco flight route?

Fly from Sydney Kingsford Smith to San Francisco for the best Sydney Kingsford Smith - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around £781 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Sydney for as low as £655 on momondo.

What cabin class options are available on Sydney Kingsford Smith to San Francisco flights?

There are 2 cabin classes available to choose from on Sydney Kingsford Smith to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Sydney to San Francisco flight prices changed over time?

As of September 2025, prices for Sydney to San Francisco flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Sydney to San Francisco (SYD to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to San Francisco

Fastest flight time

13h 15m

Direct flights

Every day

Airports in San Francisco

1 airport
The fastest flight from Sydney to San Francisco takes 13h 15m
Direct flights go from Sydney to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)
Search flight deals

  • How far is Sydney Kingsford Smith to San Francisco by plane?

    There are 7420.1 mi between Sydney Kingsford Smith and San Francisco. In terms of flight time, this usually takes a little over 13h 15m.

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to San Francisco Airport?

    Prices for flights from Sydney Kingsford Smith Airport to San Francisco Airport refresh daily.

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to San Francisco Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Sydney to San Francisco?

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Carmel-by-the-Sea
Santa Clara
Seaside
Vacaville
Salinas
Rohnert Park
Campbell
Sunnyvale
Milpitas
San Ramon
South San Francisco
Capitola
Sonoma
San Bruno
Sausalito
Millbrae
Santa Cruz
Woodland
Redwood City
Burlingame

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to San Francisco?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Sydney to San Francisco . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Sydney to San Francisco with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Francisco from Sydney with this policy.

How can momondo help me find flights from Sydney to San Francisco?

Once you have performed a search for Sydney to San Francisco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Sydney to San Francisco right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Sydney to San Francisco flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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