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$634+ Cheap flights from Cairns (CNS) to San Francisco (SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — SFO
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Cairns to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Cairns (CNS) to San Francisco (SFO). 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 11, 2025.

Round-trip from

$910
(Trip.com)

One-way from

$634
(Air Canada)

Popular in

December

Cheapest in

June

Average price

$1,471
From Cairns to San Francisco
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One-way flight from Cairns to San Francisco
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Highest demand for flights based on searches. 17% potential increase in price ($244 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($67 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Cairns to San Francisco

Cheapest flights from Cairns to San Francisco
Explore the most affordable flight options available from Cairns to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/266:40 amCNS - SFO
2 stops23h 45mMultiple Airlines
Sun 11/210:05 pmSFO - CNS
2 stops25h 25mMultiple Airlines
Deal found 9/11$910
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.
Fri 11/146:00 amCNS - SFO
2 stops24h 20mAir Canada
Tue 11/186:00 pmSFO - CNS
2 stops26h 55mAir Canada
Deal found 9/9$1,022
This Qantas Airways 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2612:35 pmCNS - SFO
1 stop21h 20mQantas Airways
Sun 11/28:15 pmSFO - CNS
2 stops23h 50mQantas Airways
Deal found 9/11$1,036
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2611:35 amCNS - SFO
2 stops51h 40mCathay Pacific
Sat 11/112:35 amSFO - CNS
2 stops47h 15mCathay Pacific
Deal found 9/11$1,055
This Aunt Betty 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2611:55 pmCNS - SFO
2 stops23h 55mVirgin Australia
Sun 11/26:55 pmSFO - CNS
3 stops34h 10mVirgin Australia
Deal found 9/11$1,080
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:00 amCNS - SFO
1 stop18h 50mUnited Airlines
Tue 11/1810:59 pmSFO - CNS
2 stops45h 56mUnited Airlines
Deal found 9/9$1,460

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cairns to San Francisco 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 September 11, 2025.
Use the filters below to find and compare flights from Cairns to San Francisco that are best for you.

Fly from

Cairns

Fly to

San Francisco

Route

Depart

Return

Price

CairnsSan Francisco

CNS - SFO

CNSSFO

Cairns

Sun 10/26

6:40 am-1:25 pm

2 stops23h 45m

San Francisco

Sun 11/2

10:05 pm-5:30 pm

2 stops25h 25m

$910

CairnsSan Francisco

CNS - SFO

CNSSFO

Cairns

Fri 11/14

6:00 am-12:20 pm

2 stops24h 20m

San Francisco

Tue 11/18

6:00 pm-2:55 pm

2 stops26h 55m

$1,022

CairnsSan Francisco

CNS - SFO

CNSSFO

Cairns

Sun 10/26

12:35 pm-4:55 pm

1 stop21h 20m

San Francisco

Sun 11/2

8:15 pm-2:05 pm

2 stops23h 50m

$1,036

CairnsSan Francisco

CNS - SFO

CNSSFO

Cairns

Sun 10/26

11:35 am-10:15 pm

2 stops51h 40m

San Francisco

Sat 11/1

12:35 am-4:50 pm

2 stops47h 15m

$1,055

CairnsSan Francisco

CNS - SFO

CNSSFO

Cairns

Sun 10/26

11:55 pm-6:50 am

2 stops23h 55m

San Francisco

Sun 11/2

6:55 pm-11:05 pm

3 stops34h 10m

$1,080

CairnsSan Francisco

CNS - SFO

CNSSFO

Cairns

Fri 11/14

6:00 am-6:50 am

1 stop18h 50m

San Francisco

Tue 11/18

10:59 pm-2:55 pm

2 stops45h 56m

$1,460

CairnsSan Francisco

CNS - SFO

CNSSFO

Cairns

Sun 11/9

6:00 am-12:20 pm

2 stops24h 20m

$634

CairnsSan Francisco

CNS - SFO

CNSSFO

Cairns

Sun 11/9

6:35 pm-7:50 am

1 stop55h 15m

$822

CairnsSan Francisco

CNS - SFO

CNSSFO

Cairns

Sun 1/4

5:40 pm-3:55 pm

2 stops64h 15m

$1,999

CairnsSan Francisco

CNS - SFO

CNSSFO

Cairns

Sun 1/4

6:35 pm-7:50 am

1 stop55h 15m

$2,054

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 11 results
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Best time to book a flight from Cairns to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Cairns 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.

Related info for your journey

Find useful and relevant information for your journey from Cairns to San Francisco. 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 Cairns to San Francisco?

    For as low as $1,036, Air Canada can have you in San Francisco from Cairns in 21h 20m. The distance between Cairns and San Francisco is about 7019 mi. This flight may include one or multiple stops.

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cairns to San Francisco.

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

    Yes. Cheapflights offers flight deals from Cairns to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cairns to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Cairns to San Francisco (average of $276). Flying from Cairns to San Francisco in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
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Livermore
South San Francisco
Turlock
Antioch
Watsonville
Manteca
Santa Clara
Sunnyvale
Hollister
Vacaville
Foster City
Vallejo
Burlingame
Redwood City
Union City
San Leandro
San Mateo
Lathrop

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