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

Airfare is typical for this route at the moment. San Francisco to Sydney flights typically cost between £694 and £955 in October. The cheapest return flight price found within the last 3 days was £712 on Fiji Airways (31 Oct-7 Nov).

Question 1

Which airport typically offers the quickest stopover for flights from San Francisco to Sydney?

Accepted Answer

Flights via Auckland (AKL) offer the fastest connection on this route, with an average stopover time of 2h 03m.

Question 2

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

Accepted Answer

Airfare is typical for this route at the moment.San Francisco to Sydney flights typically cost between £694 and £955 in October.
The cheapest return flight price found within the last 3 days was £712 on Fiji Airways (31 Oct-7 Nov).

Question 3

What’s the fastest stopover option from San Francisco to Sydney?

Accepted Answer

Flights via Auckland (AKL) have the shortest average one-way travel time for one-stop routes: 17h 40m.

Question 4

What’s the top stopover airport for flights from San Francisco to Sydney?

Accepted Answer

Auckland (AKL) – chosen by Cheapflights users on 50% of one-stop itineraries from San Francisco to Sydney on Cheapflights.

Question 5

What’s the cheapest stopover airport for flights from San Francisco to Sydney?

Accepted Answer

Auckland (AKL) is the most affordable one-stop option, with an average return flight price of £4,416.

Question 6

How popular is this San Francisco to Sydney flight route?

Accepted Answer

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.

Question 7

How long is the flight from San Francisco to Sydney?

Accepted Answer

For as low as £763, Alaska Airlines can have you in Sydney from San Francisco in 29h 26m. Airlines will cover a distance of 7420 mi.

Question 8

What is the cheapest airline to fly from San Francisco to Sydney round-trip?

Accepted Answer

Flying on United Airlines is currently your cheapest option to Sydney, with prices starting at £711. United Airlines is currently priced 18% below the average price you’ll pay for this route.

Question 9

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

Accepted Answer

The best time to book flights from San Francisco to Sydney is 43 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.

Question 10

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

Accepted Answer

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 £1,724). 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.

Question 11

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

Accepted Answer

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

Question 12

Weekly flight availability from San Francisco to Sydney

Accepted Answer

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).

Question 13

E

Accepted Answer

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.

Question 14

E

Accepted Answer

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).

Question 15

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

Accepted Answer

No one likes to see their flight delayed. When booking a flight from San Francisco to Sydney consider choosing American Airlines (72%), Alaska Airlines (72%) or Qantas Airways (72%) as they are the most reliable in getting you off to your destination on time.

Question 16

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

Accepted Answer

Users have found that leaving on a Saturday can be a cost-effective option. It’s possible to save up to 117% on your flight compared to booking on days when demand is much higher.

Question 17

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

Accepted Answer

To save up to 30% on this flight, we recommend booking at least 44 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Francisco to Sydney from £729 1-2 weeks out and tickets from £852 for flights departing within the next 72 hours.

Question 18

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

Accepted Answer

The best pricing can be found in the month of February. Prices to Sydney from San Francisco average £872. You can even find prices in February for less than £872, as users have found deals to Sydney from as low as £370. The month of December appears to be one of the more expensive times to travel to Sydney from San Francisco. Flying in the targeted month can save you up to 39%.

Question 19

What is the cheapest time of day to fly from SFO to SYD?

Accepted Answer

It’s optimal to fly from San Francisco to Sydney in the morning. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight at midday.

Question 20

What airports do I use to fly from San Francisco to Sydney?

Accepted Answer

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.

Question 21

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

Accepted Answer

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

Question 22

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

Accepted Answer

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.

Question 23

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

Accepted Answer

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.

Question 24

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

Accepted Answer

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.

Question 25

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

Accepted Answer

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!

Question 26

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

Accepted Answer

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

Question 27

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

Accepted Answer

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.

Round-trip from	£712
One-way from	£411
Popular in	December
Cheapest in	February
Average price	£849

Cheap flights from San Francisco to Sydney from £411

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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from San Francisco to Sydney Kingsford Smith are usually found in February or June, booked 43 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from San Francisco to Sydney

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Francisco to Sydney

Cheapest flights from San Francisco to SydneyExplore 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 26 August 2025.

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 26 August 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to Sydney that are best for you.

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.

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?

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

What is the cheapest time of day to fly from SFO to SYD?

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

Weekly flight availability from San Francisco to Sydney

What’s the top stopover airport for flights from San Francisco to Sydney?

What’s the fastest stopover option from San Francisco to Sydney?

What’s the fastest stopover option from San Francisco to Sydney?

Which airport typically offers the quickest stopover for flights from San Francisco to Sydney?

Reviews of airlines servicing Sydney

See what other customers who have flown with United Airlines from San Francisco to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

How popular is this San Francisco to Sydney flight route?

How long is the flight from San Francisco to Sydney?

What is the cheapest airline to fly from San Francisco to Sydney round-trip?

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

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

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

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

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

Travelling to a place near Sydney?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from San Francisco to Sydney

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 San Francisco to Sydney?

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

Can Cheapflights 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?

100% Free

Book with Flexibility

Travel Smart

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 26 August 2025.