Cheap flights from San Francisco to Sydney from $441
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 9/9. 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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Fiji Airways flights from San Francisco to Sydney
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Alaska Airlines flights from San Francisco to Sydney
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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?
The month of February is, on average, the cheapest month to fly to Sydney from San Francisco, with most prices found around $1,508. If you aren’t able to travel to Sydney during the month of February, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $1,587.
What is the cheapest day to depart on your flight to Sydney?
Our data shows that Sunday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,648. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $2,886.
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 $1,668. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $2,010 on average. Flights to Sydney from San Francisco in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.
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 $1,759 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 $1,515 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.
What is the cheapest airline that flies from San Francisco to Sydney Kingsford Smith?
Alaska Airlines, ANA, and Fiji Airways are the most popular carriers operating from San Francisco to Sydney Kingsford Smith
Which airlines fly to Sydney?
United Airlines, Fiji Airways and Qantas Airways are the top three most popular airlines that fly to Sydney from San Francisco according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when travelling to Sydney. Keep in mind that there are 6 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.
How many flights depart from San Francisco to Sydney on average per day?
The number of flights available between San Francisco and Sydney is 6 per day as of July 2025. The most frequent departure time is 23:00, with 100% of daily flights leaving in the evening.
How many flights depart from San Francisco to Sydney on average per week?
As of July 2025, 44 flights take off from San Francisco and land in Sydney each week. The most common flight departure day for this route is Tue, with 18% of weekly flights 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
Find info about flight duration, direct flights, and airports for your flight from San Francisco to Sydney
How far is San Francisco to Sydney Kingsford Smith by plane?
A flight from San Francisco to Sydney Kingsford Smith will travel around 11941.4 km. A reasonable flight in good conditions will take 19h 20m.
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?
The number of operators available for flights from San Francisco Airport to Sydney Kingsford Smith Airport is 6 as of July 2025.
How old do you have to be to fly from San Francisco Airport to Sydney Kingsford Smith Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Francisco to Sydney?
Based on momondo bookings for flights between San Francisco and Sydney, the leading plane model is Boeing 777, making up 55.13% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 39.61%, Boeing 777-300ER with 3.21%, and Boeing 787 Dreamliner with 0.71%.
What is the most popular airline from San Francisco to Sydney?
momondo data reveals that the most frequently booked airline on the route from San Francisco to Sydney is United Airlines, representing 36% of all bookings. The subsequent popular airlines are Fiji Airways at 18%, Qantas Airways at 18%, and Air Canada at 14%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $868 | Free cancellation | Rating 7.8 2,543 reviews | |||
| PriceFrom $1,138 | Free cancellation | Rating 8.0 201 reviews | |||
| PriceFrom $1,211 | Free cancellation | Rating 7.1 9,659 reviews | |||
| PriceFrom $1,477 | Free cancellation | Rating 7.5 868 reviews | |||
| PriceFrom $1,496 | Free cancellation | Rating 7.4 8,851 reviews | |||
| PriceFrom $1,516 | Free cancellation | Rating 8.0 487 reviews |
Air New Zealand Flights From San Francisco to Sydney
Air New Zealand is one of the most popular airlines flying from San Francisco to Sydney, operating 7 flights/week on average for this route. A good Air New Zealand flight deal for San Francisco to Sydney starts from $996 round-trip, up to an average price of $1,100. Our users have rated Air New Zealand at 8.0/10.
Qantas Airways Flights From San Francisco to Sydney
Another popular option for San Francisco to Sydney flights is Qantas Airways (7.5/10, 868 ratings). Qantas Airways flies from San Francisco to Sydney around 3 times per week, with deals starting from $971 round-trip and rising to an average price of around $1,197.
Travelling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Francisco to Sydney?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from San Francisco.
Can I find flights from San Francisco to Sydney with flexible booking policies on momondo?
Yes. All flights to Sydney from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.
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?
Price alerts on flights to Sydney from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.