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$744+ 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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YQY
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
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Cheap 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 March 14, 2026.

This Air Canada deal was found by Cheapflights users on 3/11. 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.
Thu 11/268:25 am
SFO
-
YQY
1 stop10h 06m
Air Canada
Tue 12/155:45 am
YQY
-
SFO
2 stops13h 50m
Air Canada
Deal found 3/11$744
This Air Canada deal was found by Cheapflights users on 3/12. 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 4/287:25 am
SFO
-
YQY
2 stops11h 59m
Air Canada
Mon 5/115:00 am
YQY
-
SFO
1 stop11h 40m
Air Canada
Deal found 3/12$749
This Air Canada deal was found by Cheapflights users on 3/11. 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.
Wed 11/2510:45 pm
SFO
-
YQY
1 stop8h 49m
Air Canada
Wed 12/1612:15 pm
YQY
-
SFO
1 stop10h 59m
Air Canada
Deal found 3/11$754
This Air Canada deal was found by Cheapflights users on 3/12. 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 4/287:25 am
SFO
-
YQY
2 stops11h 59m
Air Canada
Wed 5/135:00 am
YQY
-
SFO
2 stops22h 06m
Air Canada
Deal found 3/12$768
This Air Canada deal was found by Cheapflights users on 3/10. 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 4/292:30 pm
SFO
-
YQY
1 stop17h 16m
Air Canada
Sat 5/25:00 am
YQY
-
SFO
1 stop9h 50m
Air Canada
Deal found 3/10$769
This Air Canada deal was found by Cheapflights users on 3/11. 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.
Wed 11/2511:35 am
SFO
-
YQY
2 stops19h 59m
Air Canada
Sat 12/1212:15 pm
YQY
-
SFO
1 stop10h 59m
Air Canada
Deal found 3/11$773
This Air Canada deal was found by Cheapflights users on 3/11. 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.
Thu 11/268:25 am
SFO
-
YQY
1 stop10h 06m
Air Canada
Thu 12/175:45 am
YQY
-
SFO
1 stop19h 37m
Air Canada
Deal found 3/11$775
This Air Canada deal was found by Cheapflights users on 3/11. 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.
Thu 11/268:25 am
SFO
-
YQY
1 stop10h 06m
Air Canada
Wed 12/165:45 am
YQY
-
SFO
2 stops19h 59m
Air Canada
Deal found 3/11$778
This Air Canada deal was found by Cheapflights users on 3/12. 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.
Mon 4/274:15 pm
SFO
-
YQY
1 stop15h 31m
Air Canada
Wed 5/135:00 am
YQY
-
SFO
1 stop9h 50m
Air Canada
Deal found 3/12$779
This Air Canada deal was found by Cheapflights users on 3/12. 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 4/287:25 am
SFO
-
YQY
2 stops11h 59m
Air Canada
Sun 5/175:00 am
YQY
-
SFO
2 stops14h 22m
Air Canada
Deal found 3/12$780
This Air Canada deal was found by Cheapflights users on 3/12. 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 4/304:15 pm
SFO
-
YQY
2 stops20h 24m
Air Canada
Wed 5/135:00 am
YQY
-
SFO
1 stop9h 50m
Air Canada
Deal found 3/12$782

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 March 14, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$749
(Air Canada)
Provider with most accurate pricing for San Francisco-Sydney flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Sydney flights.
Search Deals
From San Francisco to Sydney
Search Deals

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 March 14, 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

Price

Cheapest round-trip
Quickest round-trip

San FranciscoSydney

SFO - YQY

SFOYQY

San Francisco

Tue 4/28

7:25 am-11:24 pm

2 stops11h 59m

Sydney

Sat 5/16

5:00 am-12:40 pm

1 stop11h 40m

$749

San FranciscoSydney

SFO - YQY

SFOYQY

San Francisco

Wed 4/29

2:30 pm-11:46 am

1 stop17h 16m

Sydney

Sat 5/2

5:00 am-10:50 am

1 stop9h 50m

$769

San FranciscoSydney

SFO - YQY

SFOYQY

San Francisco

Thu 4/30

4:15 pm-4:39 pm

2 stops20h 24m

Sydney

Wed 5/13

5:00 am-10:50 am

1 stop9h 50m

$782

San FranciscoSydney

SFO - YQY

SFOYQY

San Francisco

Thu 4/30

4:15 pm-4:39 pm

2 stops20h 24m

Sydney

Mon 5/11

5:00 am-12:40 pm

1 stop11h 40m

$782

San FranciscoSydney

SFO - YQY

SFOYQY

San Francisco

Thu 7/2

1:25 pm-4:39 pm

2 stops23h 14m

Sydney

Sun 7/5

5:20 pm-12:32 pm

2 stops23h 12m

$842

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

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.
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 March 14, 2026.
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.
Air Canada
7.1
Good
10,801 reviews

Food

6.3

Overall

7.1

Boarding

7.3

Crew

7.8

Entertainment

6.8

Comfort

7.1

Reviews

1 / 20
8.0
Excellent

Dr vandana,Feb 2026

SFO - YYC

It was good, the lounge facilities can be better with some vegetarian options. Overall good
Air Canada
7.1
Good
10,801 reviews
Air Canada
7.1
Good
10,801 reviews

Food

6.3

Overall

7.1

Boarding

7.3

Crew

7.8

Entertainment

6.8

Comfort

7.1

Reviews

1 / 20
8.0
Excellent

Dr vandana,Feb 2026

SFO - YYC

It was good, the lounge facilities can be better with some vegetarian options. Overall good

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.

  • How long is the flight from San Francisco to Sydney, Nova Scotia?

    For as low as $769, Air Canada can have you in Sydney, Nova Scotia from San Francisco in 17h 16m. There are 3174 mi between San Francisco and 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

Browse thousands of different options on Cheapflights for your next trip

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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 March 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$712Average$976FlexibilityNo cancel feeOn-time67%

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