$748+ Cheap flights from San Francisco (SFO) to Sydney, NS (YQY)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YQY
Oct 12 — Oct 191
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Francisco to Sydney with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to Sydney
Cheapest
Best
Last-minute
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 September 12, 2026.
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 September 12, 2026.
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:40 am -
2 stops14h 01m
Sat 10/315:45 am -
2 stops14h 21m
Deal found 9/9![Air Canada logo]()
$748
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:30 am -
2 stops13h 56m
Thu 10/295:45 am -
2 stops14h 21m
Deal found 9/9![Air Canada logo]()
$897
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:35 am -
1 stop9h 10m
Sun 10/185:05 am -
1 stop9h 34m
Deal found 9/11![Air Canada logo]()
$1,001
This Air Canada deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:35 am -
1 stop9h 10m
Thu 10/295:45 am -
2 stops14h 21m
Deal found 9/7![Air Canada logo]()
$1,008
Best flights from San Francisco to SydneyDiscover carefully curated flight deals from San Francisco to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from San Francisco to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:35 am -
1 stop9h 06m
Sat 10/315:45 am -
2 stops14h 21m
Deal found 9/9![Air Canada logo]()
$748
This Air Canada deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:30 am -
2 stops13h 56m
Thu 10/295:45 am -
2 stops14h 21m
Deal found 9/10![Air Canada logo]()
$897
This Air Canada deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:30 am -
2 stops13h 56m
Sun 11/225:45 am -
2 stops14h 21m
Deal found 9/10![Air Canada logo]()
$897
Last-minute flights from San Francisco to SydneyDiscover last-minute flight deals from San Francisco to Sydney. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Sydney. Data last updated September 12, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:35 am -
1 stop9h 10m
Sun 10/185:05 am -
1 stop9h 34m
Deal found 9/11![Air Canada logo]()
$1,001
This Air Canada deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:35 am -
1 stop9h 10m
Thu 10/295:45 am -
2 stops14h 21m
Deal found 9/7![Air Canada logo]()
$1,008
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:40 am -
2 stops14h 01m
Sat 10/315:45 am -
2 stops14h 21m
Deal found 9/9![Air Canada logo]()
$748
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:30 am -
2 stops13h 56m
Thu 10/295:45 am -
2 stops14h 21m
Deal found 9/9![Air Canada logo]()
$897
Find 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 (YQY). 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 September 12, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $748 (Air Canada) |
Cheapflights Fare Finder
Customize 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 7,457,451 searches. Data last updated September 12, 2026.
Use the filters below to find and compare flights from San Francisco to Sydney that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoSydney
SFO San Francisco - YQY Sydney
SFOYQY
San Francisco
Sat 10/24
11:35 am-12:41 am
1 stop9h 06m
Sydney
Sat 10/31
5:45 am-4:06 pm
2 stops14h 21m
$748
San FranciscoSydney
SFO San Francisco - YQY Sydney
SFOYQY
San Francisco
Tue 10/27
6:30 am-12:26 am
2 stops13h 56m
Sydney
Thu 10/29
5:45 am-4:06 pm
2 stops14h 21m
$897
San FranciscoSydney
SFO San Francisco - YQY Sydney
SFOYQY
San Francisco
Wed 11/18
6:30 am-12:26 am
2 stops13h 56m
Sydney
Sun 11/22
5:45 am-4:06 pm
2 stops14h 21m
$897
Sorted by cheapest first
- Most accurate provider: When it comes to deals on San Francisco-Sydney, Nova Scotia flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Francisco-Sydney, Nova Scotia flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from San Francisco-Sydney, Nova Scotia flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Sydney, Nova Scotia flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Sydney, Nova Scotia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
SFO-YQY
Estimated round-trip 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.
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.
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from San Francisco
Popular flights