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Cheap flights from Sydney to San Francisco from £503

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SFO
16 Jun — 23 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to San Francisco are usually found in August or November, booked 65 days in advance, depart on a Friday or Wednesday and return on a Monday

Cheap flight deals from Sydney to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to San Francisco
Explore the most affordable flight options available from Sydney to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 May 2026.

Wed 21/1010:30
SYD
-
SFO
1 stop27h 58m
United Airlines
Wed 21/1023:05
SFO
-
SYD
Nonstop14h 50m
United Airlines
Deal found 15/5£667
Sun 14/609:30
SYD
-
SFO
1 stop27h 40m
United Airlines
Sun 14/623:00
SFO
-
SYD
Nonstop14h 55m
United Airlines
Deal found 15/5£705
Mon 1/613:15
SYD
-
SFO
2 stops23h 21m
Multiple Airlines
Wed 24/615:26
SFO
-
SYD
2 stops27h 24m
Multiple Airlines
Deal found 14/5£711
Fri 29/513:15
SYD
-
SFO
1 stop17h 40m
Fiji Airways
Sun 30/823:25
SFO
-
SYD
1 stop29h 45m
Fiji Airways
Deal found 15/5£750
Sat 8/813:15
SYD
-
SFO
1 stop17h 40m
Fiji Airways
Sun 23/823:25
SFO
-
SYD
1 stop29h 45m
Fiji Airways
Deal found 13/5£757
Sun 2/814:10
SYD
-
SFO
1 stop16h 30m
Fiji Airways
Sun 6/923:25
SFO
-
SYD
1 stop19h 25m
Fiji Airways
Deal found 14/5£758
Tue 28/710:20
SYD
-
SFO
Nonstop13h 30m
United Airlines
Tue 11/816:25
SFO
-
SYD
1 stop21h 35m
United Airlines
Deal found 17/5£766
Thu 28/510:20
SYD
-
SFO
Nonstop13h 30m
United Airlines
Tue 9/623:00
SFO
-
SYD
Nonstop14h 55m
United Airlines
Deal found 16/5£768
Mon 25/509:15
SYD
-
SFO
1 stop29h 04m
Delta
Sun 7/614:30
SFO
-
SYD
1 stop23h 20m
Delta
Deal found 17/5£771
Mon 25/510:20
SYD
-
SFO
Nonstop13h 30m
United Airlines
Sun 7/618:45
SFO
-
SYD
1 stop19h 15m
United Airlines
Deal found 17/5£771
Mon 1/610:20
SYD
-
SFO
Nonstop13h 30m
United Airlines
Wed 24/619:45
SFO
-
SYD
1 stop18h 15m
United Airlines
Deal found 14/5£773

Find flight deals from Sydney to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to San Francisco (SFO). 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 17 May 2026.

Round-trip from

£667

One-way from

£503

Popular in

July

Cheapest in

August

Average price

£774

Good one-way deal

£869 or less
United Airlines
  • United Airlines
  • 21/10-21/10
  • 1 total stop
  • 42h 48m total
  • Sydney to San Francisco
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15/7
  • 15/7
  • 1 total stop
  • 19h 50m total
  • Sydney to San Francisco
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£47 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
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Average for round-trip flights in May 2026
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Price to beat on a one-way flight from Sydney Kingsford Smith to San Francisco.
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Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 17 May 2026.
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

Cheapest return flight

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Mon 3/8

09:15-18:59

1 stop26h 44m

San Francisco

Mon 31/8

13:00-06:50

1 stop24h 50m

£772

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Mon 1/6

10:20-06:50

Nonstop13h 30m

San Francisco

Wed 24/6

16:11-07:00

1 stop21h 49m

£772

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Mon 3/8

10:20-06:50

Nonstop13h 30m

San Francisco

Mon 17/8

19:49-07:00

1 stop18h 11m

£777

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Wed 10/6

10:20-06:50

Nonstop13h 30m

San Francisco

Wed 17/6

13:55-07:00

1 stop24h 05m

£777

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Sat 13/6

20:45-20:28

1 stop16h 43m

San Francisco

Sat 20/6

08:30-18:50

1 stop17h 20m

£812
Fastest return journey

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Thu 4/6

10:20-06:50

Nonstop13h 30m

San Francisco

Fri 31/7

23:00-06:55

Nonstop14h 55m

£816
Cheapest one-way

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Fri 5/6

20:45-07:27

2 stops27h 42m

£524

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Sun 14/6

20:45-08:39

2 stops28h 54m

£552

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Sat 13/6

20:45-08:39

2 stops28h 54m

£575

SydneySan Francisco

SYD - SFO

SYDSFO

Sydney Kingsford Smith

Sun 24/5

20:45-09:30

2 stops29h 45m

£583

Flights are sorted by cheapest return flights first.

Deals found on 12/5

Showing 1-10 of 17 resultsSorted by cheapest first
1
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Best time to book a flight from Sydney to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Sydney with our price prediction graph.
Estimated return 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 Sydney to San Francisco

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

The price you pay for your flight from Sydney to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 73 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 Sydney to San Francisco?

Currently, August is the cheapest month in which you can book a flight from Sydney to San Francisco (average of £667). Flying from Sydney to San Francisco in July is currently the most expensive (average of £914). 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 SYD to SFO?

Find hourly flight availability from Sydney to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 May 2026.

A simple way to save on the total cost of your ticket is to fly from Sydney to San Francisco at midday. If you’re flexible enough to do this you can expect to save up to 38% on your trip compared to booking a flight in the evening.

How much does it cost for a return flight from Sydney to San Francisco?

Related info for your journey

Find useful and relevant information for your journey from Sydney to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Flights from Sydney Kingsford Smith to San Francisco have been viewed 31 times in the past calendar month.

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

    Departing from Sydney to San Francisco will take you 13h 30m. The distance between Sydney and San Francisco is about 7420 mi. This flight may include one or multiple stops.

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

    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 Sydney to San Francisco on time: Virgin Australia (87%), United Airlines (87%), American Airlines (80%).

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

    While on average a flight from Sydney to San Francisco is generally £869, our data shows the cheapest flight currently is £860. When looking at the most popular route, (Sydney Kingsford Smith - San Francisco), you can expect to pay £537 for that flight.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Sydney to San Francisco (average of £667). Flying from Sydney to San Francisco in July is currently the most expensive (average of £914). 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

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Newark
San Bruno
Bodega Bay
South San Francisco
Sunnyvale

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Alternative routes for Sydney to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to Los Angeles flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to San Francisco?

Deals for Sydney to San Francisco flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Sydney to San Francisco?

Cheapflights simply makes it quick and affordable to book flights from Sydney to San Francisco by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Sydney to San Francisco with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to San Francisco flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sydney to San Francisco become cheaper?

Of course! You can now track prices for flights from Sydney to San Francisco and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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