Question 1

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

Accepted Answer

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

Question 2

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

Accepted Answer

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

Question 3

Which airline has the best punctuality record on San Francisco to Sydney flights?

Accepted Answer

According to our data, Qantas Airways have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

Question 4

Which airport is the most popular for stopovers for flights between San Francisco and Sydney?

Accepted Answer

Auckland (AKL) was the most common stop: 33% of momondo users choosing one-stop flights on this route connected there.

Question 5

Which stopover airport has the shortest connection time from San Francisco to Sydney?

Accepted Answer

Honolulu (HNL) has the shortest average stopover time for this route: 1h 23m.

Question 6

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

Accepted Answer

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 £906 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 £786 on momondo.

Question 7

How often are flights from San Francisco to Sydney delayed?

Accepted Answer

Historically, on average around 16% of flights between San Francisco and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 186 minutes.

Question 8

What is the cheapest month to fly to Sydney?

Accepted Answer

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 £738. If you don’t want to visit Sydney in February, then you should wait until June to fly from San Francisco, when ticket prices are also cheap, with an average price of £810.

Question 9

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

Accepted Answer

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 £877. 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 £1,158 per ticket.

Question 10

What is the most punctual flight time for San Francisco to Sydney flights?

Accepted Answer

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Question 11

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

Accepted Answer

The cheapest day to depart on your flight to Sydney is on a Sunday when prices can be found for as low as £802. 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 £1,746.

Question 12

What is the cheapest airline that flies from San Francisco to Sydney Kingsford Smith?

Accepted Answer

Fiji Airways is the most popular carrier operating from San Francisco to Sydney Kingsford Smith

Question 13

Which stopover airport has the shortest travel time from San Francisco to Sydney?

Accepted Answer

Flights connecting via Honolulu (HNL) have the shortest average one-way travel time: 17h 00m.

Question 14

Can stopping save me money on San Francisco to Sydney flights?

Accepted Answer

You could potentially save up to 40% on your flight if you consider stops on a San Francisco to Sydney flight.

Question 15

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

Question 16

Which stopover airport offers the lowest fares from San Francisco to Sydney?

Accepted Answer

Flights via Honolulu (HNL) offer the lowest average return price of £978.

Question 17

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

Accepted Answer

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.

Question 18

How many flights depart from San Francisco to Sydney on average per week?

Accepted Answer

44 flights are operational weekly from San Francisco to Sydney as of November 2025. The most popular departure day for this route is Tue, with 18% of flights per week taking off on this day.

Question 19

How many flights depart from San Francisco to Sydney on average per day?

Accepted Answer

As of November 2025, 6 flights take off from San Francisco and land in Sydney each day. The most common flight departure time for this route is 22:00, with 100% of daily flights taking off in the evening.

Question 20

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

Accepted Answer

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

Question 21

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

Accepted Answer

The number of operators available for flights from San Francisco Airport to Sydney Kingsford Smith Airport is 1 as of November 2025.

Question 22

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

Accepted Answer

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.

Question 23

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

Accepted Answer

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.

Fastest flight time	14h 55m
Direct flights	Every day
Airports in Sydney	1 airport

Cheap flights from San Francisco to Sydney from £418

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 28/1. 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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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?

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

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

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?

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.

Can stopping save me money on San Francisco to Sydney flights?

You could potentially save up to 40% on your flight if you consider stops on a San Francisco to Sydney flight.

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

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

What is the cheapest airline that flies from San Francisco to Sydney Kingsford Smith?

Fiji Airways is the most popular carrier operating from San Francisco to Sydney Kingsford Smith

How often are flights from San Francisco to Sydney delayed?

Historically, on average around 16% of flights between San Francisco and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 186 minutes.

What is the most punctual flight time for San Francisco to Sydney flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on San Francisco to Sydney flights?

According to our data, Qantas Airways have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

Which airport is the most popular for stopovers for flights between San Francisco and Sydney?

Auckland (AKL) was the most common stop: 33% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from San Francisco to Sydney?

Flights via Honolulu (HNL) offer the lowest average return price of £978.

Which stopover airport has the shortest travel time from San Francisco to Sydney?

Flights connecting via Honolulu (HNL) have the shortest average one-way travel time: 17h 00m.

Which stopover airport has the shortest connection time from San Francisco to Sydney?

Honolulu (HNL) has the shortest average stopover time for this route: 1h 23m.

How many flights depart from San Francisco to Sydney on average per day?

As of November 2025, 6 flights take off from San Francisco and land in Sydney each day. The most common flight departure time for this route is 22:00, with 100% of daily flights taking off in the evening.

How many flights depart from San Francisco to Sydney on average per week?

44 flights are operational weekly from San Francisco to Sydney as of November 2025. The most popular departure day for this route is Tue, with 18% of flights per week taking off on this day.

When to book flights from San Francisco to Sydney

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

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

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

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?

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

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

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