Sydney

$800+ 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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YQY
Jul 5 — Jul 121
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Cheap 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 June 30, 2025.

Round-trip from

$800
(Air Canada)

Popular in

December

Cheapest in

November

Average price

$930
From San Francisco to Sydney
High demand for flights, 4% potential price rise
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Average for round-trip flights in June 2025

Find flight deals from San Francisco to Sydney

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 June 30, 2025.

This Air Canada deal was found by Cheapflights users on 6/30. 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 7/2312:15 pmSFO - YQY
1 stop9h 02mAir Canada
Sun 7/275:10 amYQY - SFO
1 stop11h 53mAir Canada
Deal found 6/30$800

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 2,558,603 searches. Data last updated June 30, 2025.
Use the filters below to find and compare flights from San Francisco to Sydney that are best for you.

Fly from

San Francisco

Fly to

Sydney

Route

Depart

Return

Price

San FranciscoSydney

SFO - YQY

SFOYQY

San Francisco

Wed 7/23

12:15 pm-1:17 am

1 stop9h 02m

Sydney

Sun 7/27

5:10 am-1:03 pm

1 stop11h 53m

$800

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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.
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.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated June 30, 2025.
See what other customers who have flown with Air Canada 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.

Food

6.3

Entertainment

6.8

Overall

7.1

Boarding

7.3

Crew

7.8

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2024

YYT - YHZ

No leg room plane was so small no room to move no room to sit squat in your seat my legs were so swollen up at the end of flight

Food

6.3

Entertainment

6.8

Overall

7.1

Boarding

7.3

Crew

7.8

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2024

YYT - YHZ

No leg room plane was so small no room to move no room to sit squat in your seat my legs were so swollen up at the end of flight

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 is the cheapest airline to fly from San Francisco to Sydney, Nova Scotia round-trip?

    Air Canada, at $800, was found to be the cheapest airline from San Francisco to Sydney, Nova Scotia..

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

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

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

    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.

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

    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.

See more FAQs

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Top airline flying from San Francisco to Sydney

Discover the top airline that operate flights from San Francisco to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$491Average$788FlexibilityNo cancel feeOn-time67%

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