$569 Cheap Flights from San Francisco (SFO) to Sydney (SYD)

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Cheap Flights from San Francisco to Sydney (SFO-SYD)

Prices were available within the past 7 days and start at $569 for one-way flights and $896 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Fiji Airways
Air New Zealand
Hawaiian Airlines
Alaska Airlines
Vietnam Airlines
Air Canada
China Eastern Airlines
United
Cathay Pacific

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD) cost?
Book cheap return fares starting at $1193 from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United flight leaving SFO on May 20 2025 and touching down at SYD. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from SFO to SYD?
The cheapest flights from SFO to SYD are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD)?
If you’re departing from San Francisco Intl. Airport (SFO), you can jump on a direct flight to Kingsford Smith Intl. Airport (SYD) with United Airlines.
What is the cheapest airline that flies from SFO to SYD?
Take off from SFO to SYD with United. This carrier currently offers the cheapest one-way fare for this route, starting from $668. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SFO on July 9 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD)?
On average, just 1 direct flight departs each day from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD). Want additional options? Use Expedia’s filter tool to find flights with layovers and explore a new city along the way.
What are the most popular departure times for flights from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD)?
Flights between SFO and SYD are their busiest at 10 PM. If you’d like a more relaxed trip and possibly cheaper prices, choose a time when demand is lower.
What day of the week has the most flights from SFO to SYD?
Travel on a Sunday if you’re searching for the best choice of flights from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD).
What is the earliest flight from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD)?
San Francisco Intl. Airport (SFO)’s earliest flight to Kingsford Smith Intl. Airport (SYD) takes off at approximately 8:10PM UTC-8. With a total travel time of 15h 10m, you’ll land at around 6:20AM UTC+11.
How long does it take to fly from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD)?
Flights from SFO to SYD have an average travel time of 15 hours and 16 minutes. The distance between the two airports is 7,400 mi.
What airline has the least delays from SFO to SYD?
Consider booking with United Airlines if you’d like to go straight from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD) without any holdups. This airline has the strongest track record for punctuality, with an on-time performance of 82%. Want real-time updates? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD)?
To avoid potential delays on the San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD) route, fly before 3 PM. Departures after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Sydney from San Francisco Intl. Airport (SFO)?
If you’re flying on a direct flight from San Francisco Intl. Airport (SFO) to Sydney, Kingsford Smith Intl. Airport (SYD) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD) last-minute?
Last-minute fares from SFO to SYD are generally more expensive. To lock in the best rates, start looking for flights as soon as possible. That being said, if your travel plans are flexible, it’s possible to score a cheap ticket right before your trip.
Is it cheaper to book a SFO to SYD flight and hotel package?
Compared with arranging flights and hotels separately, booking a SFO to SYD flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place will take the hassle out of travel planning. Simply secure your flights and choose from our extensive range of hotels, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Kingsford Smith Intl. Airport (SYD)?
If you reserved your SFO to SYD flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.
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