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Cheap flights from San Francisco to Sydney from £464

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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SYD
20 Apr — 27 Apr1
1 adult

Cheapflights Tip: The best prices from San Francisco to Sydney Kingsford Smith are usually found in August or February, booked 87 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap 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 15 April 2025.

Round-trip from

£614

One-way from

£464

Popular in

December

Cheapest in

August

Average price

£886

Good one-way deal

£653 or less
15/5-29/5
  • 15/5-29/5
  • 2 total stops
  • 48h 25m total
  • San Francisco to Sydney
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Vietnam Airlines
  • Vietnam Airlines
  • 3/9
  • 1 total stop
  • 40h 25m total
  • San Francisco to Sydney
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Highest demand for flights based on searches. 13% potential increase in price (£101 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£26 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Price to beat on a one-way flight from San Francisco to Sydney Kingsford Smith.
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Find 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 15 April 2025.

Thu 15/519:55SFO - SYD
1 stop25h 45mMultiple Airlines
Thu 29/516:20SYD - SFO
1 stop22h 40mMultiple Airlines
Deal found 15/4£614
Mon 1/922:05SFO - SYD
1 stop19h 30mAir New Zealand
Tue 9/909:55SYD - SFO
1 stop19h 55mAir New Zealand
Deal found 14/4£787
Wed 13/809:40SFO - SYD
1 stop17h 05mAlaska Airlines
Thu 21/821:40SYD - SFO
1 stop25h 15mAlaska Airlines
Deal found 15/4£792
Fri 15/809:40SFO - SYD
1 stop17h 05mHawaiian Airlines
Thu 28/821:40SYD - SFO
1 stop17h 10mHawaiian Airlines
Deal found 15/4£795
Tue 10/622:55SFO - SYD
1 stop19h 50mFiji Airways
Sat 14/613:45SYD - SFO
1 stop17h 05mFiji Airways
Deal found 15/4£861
Wed 14/500:20SFO - SYD
1 stop39h 20mCathay Pacific
Thu 29/510:10SYD - SFO
1 stop24h 20mCathay Pacific
Deal found 15/4£880
Sun 8/618:45SFO - SYD
1 stop19h 15mUnited Airlines
Sun 22/610:20SYD - SFO
Nonstop13h 30mUnited Airlines
Deal found 15/4£898
Sun 15/610:55SFO - SYD
1 stop26h 40mDelta
Wed 25/609:25SYD - SFO
1 stop17h 33mDelta
Deal found 14/4£918
Tue 10/622:00SFO - SYD
Nonstop15h 05mQantas Airways
Mon 16/621:35SYD - SFO
2 stops40h 23mQantas Airways
Deal found 15/4£1,054

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 15 April 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

Thu 15/5

19:55-14:40

1 stop25h 45m

Sydney Kingsford Smith

Thu 29/5

16:20-22:00

1 stop22h 40m

£614

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Mon 1/9

22:05-10:35

1 stop19h 30m

Sydney Kingsford Smith

Tue 9/9

09:55-12:50

1 stop19h 55m

£787

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Wed 13/8

09:40-19:45

1 stop17h 05m

Sydney Kingsford Smith

Thu 21/8

21:40-05:55

1 stop25h 15m

£792

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Fri 15/8

09:40-19:45

1 stop17h 05m

Sydney Kingsford Smith

Thu 28/8

21:40-21:50

1 stop17h 10m

£795

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Tue 10/6

22:55-11:45

1 stop19h 50m

Sydney Kingsford Smith

Sat 14/6

13:45-13:50

1 stop17h 05m

£861

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Wed 14/5

00:20-08:40

1 stop39h 20m

Sydney Kingsford Smith

Thu 29/5

10:10-17:30

1 stop24h 20m

£880

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Sun 8/6

18:45-07:00

1 stop19h 15m

Sydney Kingsford Smith

Sun 22/6

10:20-06:50

Nonstop13h 30m

£898

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Sun 15/6

10:55-06:35

1 stop26h 40m

Sydney Kingsford Smith

Wed 25/6

09:25-09:58

1 stop17h 33m

£918

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Tue 10/6

22:00-06:05

Nonstop15h 05m

Sydney Kingsford Smith

Mon 16/6

21:35-20:58

2 stops40h 23m

£1,054

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Wed 3/9

22:50-08:15

1 stop40h 25m

£464

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 20 results
1
2

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 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 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 return flight from San Francisco to Sydney. Price data was last updated on 11 April 2025.

The best time to book flights from San Francisco to Sydney is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, May is the cheapest month in which you can book a flight from San Francisco to Sydney (average of £985). Flying from San Francisco to Sydney in July is currently the most expensive (average of £1,726). 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 15 April 2025.

It’s optimal to fly from San Francisco to Sydney in the morning. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from San Francisco to Sydney

Explore weekly flight availability from San Francisco to Sydney. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 15 April 2025.

The most flights from SFO to SYD are scheduled on a Tuesday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Sydney by month

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

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

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

If weather is an important factor for your trip to Sydney, 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 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

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 15 April 2025.
Read through reviews of airlines operating flights from San Francisco to Sydney, such as Air Tahiti Nui, China Airlines and Fiji Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Food

7.8

Crew

9.1

Overall

8.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.8
Very Good
62 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Food

7.8

Crew

9.1

Overall

8.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
China Airlines
8.2
Very Good
729 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Food

7.8

Crew

9.1

Overall

8.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Fiji Airways
8.0
Very Good
183 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Food

7.8

Crew

9.1

Overall

8.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Delta
8.0
Very Good
7,918 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Food

7.8

Crew

9.1

Overall

8.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air New Zealand
8.0
Very Good
464 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Food

7.8

Crew

9.1

Overall

8.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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?

    If you book a flight from San Francisco to Sydney, you will be flying from San Francisco to Kingsford Smith. Flights to Sydney Kingsford Smith (SYD) from San Francisco (SFO) take 14h 55m for a nonstop flight. There are 6 flights from San Francisco to Sydney per day from 1 airline.

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

    This flight path from San Francisco to Sydney Kingsford Smith was viewed by 6 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Flying on Air New Zealand is currently your cheapest option to Sydney, with prices starting at £787. Additional return tickets that might be worth considering are offered by Alaska Airlines and Hawaiian Airlines, with the lowest prices starting at £792 and £795, respectively. Air New Zealand is currently priced 8% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as £464 on Vietnam Airlines. Other airlines that offer cheap prices include Alaska Airlines from £477 and Hawaiian Airlines from £494 one-way.

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

    No one likes to see their flight delayed. When booking a flight from San Francisco to Sydney consider choosing Virgin Australia (91%), United Airlines (91%) or SWISS (91%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from San Francisco to Sydney? While on average our users pay £743, our data indicates the cheapest price to be £554. The most popular route (San Francisco - Sydney Kingsford Smith), is priced around £869.

  • 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 holiday 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, May is the cheapest month in which you can book a flight from San Francisco to Sydney (average of £985). Flying from San Francisco to Sydney in July is currently the most expensive (average of £1,726). 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
Bondi Beach
Coogee
Manly

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Alternative routes for San Francisco to Sydney

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

Top airline flying from San Francisco to Sydney

Discover the top airline 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 858,174 searches. Data last updated 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£726Average£903FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

Deals for San Francisco to Sydney 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 San Francisco to Sydney?

Cheapflights helps you find that perfect flight to Sydney from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes! Cheapflights helps users easily find flights from San Francisco to Sydney with no change fees.

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

Yes, Cheapflights offers price alerts on San Francisco to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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