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Cheap flights from San Francisco to Sydney from £410

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Sydney departing on 1/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

Logo
23:55 - 08:00SFO-SYD
39h 05m1 stop
Logo
10:10 - 23:09SYD-SFO
29h 59m2 stops
£640
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So, 14 Sep - Mi, 1 Okt
Logo
23:55 - 08:00SFO-SYD
39h 05m1 stop
Logo
10:10 - 23:09SYD-SFO
29h 59m2 stops
£651
Find Deal
Mo, 1 Sep - Mi, 1 Okt
Fiji Airways Logo
23:25 - 12:30SFO-SYD
19h 05m1 stop
Fiji Airways Logo
06:00 - 12:25SYD-SFO
25h 25m1 stop
£711Fiji Airways
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Fr, 31 Okt - Fr, 14 Nov
Fiji Airways Logo
22:05 - 21:50SFO-SYD
28h 45m1 stop
Fiji Airways Logo
06:00 - 12:25SYD-SFO
25h 25m1 stop
£763Fiji Airways
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Fr, 6 Feb - Fr, 13 Feb
Qantas Airways Logo
22:10 - 06:05SFO-SYD
14h 55mdirect
Qantas Airways Logo
21:25 - 17:45SYD-SFO
13h 20mdirect
£773Qantas Airways
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So, 14 Sep - Di, 14 Apr
Hawaiian Airlines Logo
09:33 - 19:45SFO-SYD
17h 12m1 stop
Hawaiian Airlines Logo
21:40 - 20:35SYD-SFO
16h 55m1 stop
£779Hawaiian Airlines
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Fr, 3 Okt - Fr, 17 Okt
Hawaiian Airlines Logo
07:25 - 19:45SFO-SYD
17h 20m1 stop
Hawaiian Airlines Logo
21:40 - 05:49SYD-SFO
27h 09m1 stop
£782Hawaiian Airlines
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Mo, 24 Nov - Fr, 12 Dez
United Airlines Logo
23:50 - 09:15SFO-SYD
15h 25mdirect
United Airlines Logo
12:10 - 06:50SYD-SFO
13h 40mdirect
£785United Airlines
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Sa, 25 Okt - So, 9 Nov
United Airlines Logo
16:10 - 09:05SFO-SYD
22h 55m1 stop
United Airlines Logo
12:10 - 06:50SYD-SFO
13h 40mdirect
£789United Airlines
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Sa, 25 Okt - Do, 13 Nov
Qantas Airways Logo
22:10 - 06:05SFO-SYD
14h 55mdirect
Qantas Airways Logo
21:30 - 16:45SYD-SFO
13h 15mdirect
£794Qantas Airways
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Do, 18 Sep - So, 5 Okt

Delta flights from San Francisco to Sydney

Our best Delta deals on San Francisco to Sydney flight tickets
Delta
25 Sept
SFO12:40San Francisco
24h 55m
1 stop
SYD06:35Sydney Kingsford Smith
8 Oct
SYD10:25Sydney Kingsford Smith
17h 20m
1 stop
SFO09:45San Francisco
£796
Find similar
Delta
24 Sept
SFO16:55San Francisco
20h 40m
2 stops
SYD06:35Sydney Kingsford Smith
30 Sept
SYD09:25Sydney Kingsford Smith
31h 25m
2 stops
SFO23:50San Francisco
£799
Find similar
Delta
6 Nov
SFO05:50San Francisco
31h 40m
1 stop
SYD08:30Sydney Kingsford Smith
24 Nov
SYD10:40Sydney Kingsford Smith
32h 13m
2 stops
SFO23:53San Francisco
£804
Find similar

Alaska Airlines flights from San Francisco to Sydney

Our best Alaska Airlines deals on San Francisco to Sydney flight tickets
Alaska Airlines
1 Sept
SFO09:33San Francisco
17h 12m
1 stop
SYD19:45Sydney Kingsford Smith
13 Sept
SYD21:40Sydney Kingsford Smith
16h 53m
1 stop
SFO21:33San Francisco
£782
Find similar
Alaska Airlines
6 Sept
SFO06:00San Francisco
20h 45m
2 stops
SYD19:45Sydney Kingsford Smith
21 Sept
SYD21:40Sydney Kingsford Smith
16h 53m
1 stop
SFO21:33San Francisco
£791
Find similar
Alaska Airlines
2 Sept
SFO21:19San Francisco
29h 26m
2 stops
SYD19:45Sydney Kingsford Smith
23 Sept
SYD21:40Sydney Kingsford Smith
16h 53m
1 stop
SFO21:33San Francisco
£792
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momondo Fare Finder

 
Customise 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, momondo users made 279,928 searches. Data last updated 19 August 2025.
Use the filters below to find and compare flights from San Francisco to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

So 14/9

23:55-08:00

1 stop39h 05m

Sydney Kingsford Smith

Mi 1/10

10:10-23:09

2 stops29h 59m

£640

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Mo 1/9

23:55-08:00

1 stop39h 05m

Sydney Kingsford Smith

Mi 1/10

10:10-23:09

2 stops29h 59m

£651

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Fr 31/10

23:25-12:30

1 stop19h 05m

Sydney Kingsford Smith

Fr 14/11

06:00-12:25

1 stop25h 25m

£711

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Fr 6/2

22:05-21:50

1 stop28h 45m

Sydney Kingsford Smith

Fr 13/2

06:00-12:25

1 stop25h 25m

£763

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

So 14/9

22:10-06:05

Nonstop14h 55m

Sydney Kingsford Smith

Di 14/4

21:25-17:45

Nonstop13h 20m

£773

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Fr 3/10

09:33-19:45

1 stop17h 12m

Sydney Kingsford Smith

Fr 17/10

21:40-20:35

1 stop16h 55m

£779

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Mo 24/11

07:25-19:45

1 stop17h 20m

Sydney Kingsford Smith

Fr 12/12

21:40-05:49

1 stop27h 09m

£782

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Sa 25/10

23:50-09:15

Nonstop15h 25m

Sydney Kingsford Smith

So 9/11

12:10-06:50

Nonstop13h 40m

£785

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Sa 25/10

16:10-09:05

1 stop22h 55m

Sydney Kingsford Smith

Do 13/11

12:10-06:50

Nonstop13h 40m

£789

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Do 18/9

22:10-06:05

Nonstop14h 55m

Sydney Kingsford Smith

So 5/10

21:30-16:45

Nonstop13h 15m

£794

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Sydney from

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

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 cheapest month to fly to Sydney?

In general, February is the cheapest month to fly from San Francisco to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £728. If you don’t want to visit Sydney in February, then you should wait until May to fly from San Francisco, when ticket prices are also cheap, with an average price of £788.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart on your flight to Sydney is on a Sunday when prices can be found for as low as £776. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from San Francisco because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,690.

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

According to our data, the cheapest time of day to fly to Sydney is in the afternoon. momondo users have found flights departing from San Francisco to Sydney in the afternoon for as low as £849. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Sydney, so prices are often more expensive at around £1,121 per ticket.

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

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

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around £872 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from San Francisco for as low as £766 on momondo.

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

There are 3 cabin classes available to choose from on San Francisco to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of August 2025, prices for San Francisco to Sydney flights are approximately 18% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Sydney

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

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

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

Best price found

£410

Fastest flight time

14h 55m

Direct flights

Every day

Airports in Sydney

1 airport
The best one-way flight to Sydney from San Francisco in the past 72 hours is £410. The best return flight deal from San Francisco to Sydney found on momondo in the last 72 hours is £640.
The fastest flight from San Francisco to Sydney takes 14h 55m
Direct flights go from San Francisco to Sydney every day.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
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  • How far is San Francisco to Sydney Kingsford Smith by plane?

    There are 7420.1 mi between San Francisco and Sydney Kingsford Smith. Typically, this will take 14h 55m by plane in normal conditions.

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

    Prices for flights from San Francisco Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Francisco Airport to Sydney Kingsford Smith Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents required for your trip to Sydney Kingsford Smith 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 Sydney Kingsford Smith 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 San Francisco to Sydney?

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

Best airlines flying from San Francisco to Sydney

Compare and see reviews for airlines that fly from San Francisco to Sydney with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom £709Free CancellationRating
7.4
8,922 reviews
Search United Airlines flights

  • United Airlines Flights From San Francisco to Sydney

    United Airlines flight deals from San Francisco to Sydney start from £960 round-trip. Over the 7 United Airlines flights for this route in a normal week, average airfare is usually £1,517 round-trip - but some users have found much cheaper deals with momondo.

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Wollongong
Coogee
Manly
Randwick
Penrith
Cronulla
Katoomba
Swansea

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Francisco to Sydney for you.

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

Yes. momondo allows you to filter the results for San Francisco to Sydney flights to just show those with flexible booking policies.

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

Once all potential San Francisco to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of San Francisco to Sydney flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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