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Cheap flights from San Francisco to Cairns from $1,642

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Cairns departing on 10/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from San Francisco to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
23:10 - 09:05SFO  San Francisco-CNS Cairns
40h 55m2 stops Nadi Coolangatta Gold Coast
Multiple Airlines Logo
12:40 - 13:40CNS  Cairns-SFO San Francisco
18h 00m1 stop Nadi
$1,642Multiple Airlines
Sat, 10 Oct - Sat, 17 Oct
Multiple Airlines Logo
18:33 - 15:00SFO  San Francisco-CNS Cairns
27h 27m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
06:00 - 13:51CNS  Cairns-SFO San Francisco
25h 51m2 stops Brisbane Vancouver Intl
$1,789Multiple Airlines
Wed, 14 Oct - Wed, 4 Nov
Multiple Airlines Logo
17:15 - 04:30SFO  San Francisco-CNS Cairns
42h 15m1 stop Tokyo Narita
Multiple Airlines Logo
19:10 - 13:40CNS  Cairns-SFO San Francisco
35h 30m2 stops Sydney Kingsford Smith Nadi
$1,822Multiple Airlines
Fri, 28 Aug - Thu, 10 Sep
Fiji Airways Logo
23:10 - 11:40SFO  San Francisco-CNS Cairns
19h 30m1 stop Nadi
Fiji Airways Logo
12:40 - 13:40CNS  Cairns-SFO San Francisco
18h 00m1 stop Nadi
$2,015Fiji Airways
Sat, 10 Oct - Sat, 17 Oct
Multiple Airlines Logo
06:35 - 05:55SFO  San Francisco-CNS Cairns
30h 20m2 stops Vancouver Intl Osaka Kansai Intl
Multiple Airlines Logo
19:10 - 13:40CNS  Cairns-SFO San Francisco
35h 30m2 stops Sydney Kingsford Smith Nadi
$2,022Multiple Airlines
Fri, 28 Aug - Thu, 10 Sep
Multiple Airlines Logo
18:33 - 11:10SFO  San Francisco-CNS Cairns
23h 37m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
18:10 - 10:20CNS  Cairns-SFO San Francisco
33h 10m2 stops Sydney Kingsford Smith Vancouver Intl
$2,073Multiple Airlines
Sat, 10 Oct - Sat, 17 Oct
Multiple Airlines Logo
16:45 - 04:30SFO  San Francisco-CNS Cairns
42h 45m1 stop Tokyo Narita
Multiple Airlines Logo
06:00 - 12:35CNS  Cairns-SFO San Francisco
24h 35m2 stops Brisbane Nadi
$2,083Multiple Airlines
Wed, 14 Oct - Wed, 4 Nov
Air Canada Logo
12:15 - 11:10SFO  San Francisco-CNS Cairns
29h 55m2 stops Vancouver Intl Brisbane
Air Canada Logo
06:00 - 13:51CNS  Cairns-SFO San Francisco
24h 51m2 stops Brisbane Vancouver Intl
$2,099Air Canada
Wed, 21 Oct - Sun, 25 Oct
Air Canada Logo
12:15 - 11:10SFO  San Francisco-CNS Cairns
29h 55m2 stops Vancouver Intl Brisbane
Air Canada Logo
06:00 - 13:51CNS  Cairns-SFO San Francisco
24h 51m2 stops Brisbane Vancouver Intl
$2,100Air Canada
Wed, 21 Oct - Sun, 25 Oct
Air Canada Logo
10:47 - 14:55SFO  San Francisco-CNS Cairns
35h 08m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
06:00 - 10:32CNS  Cairns-SFO San Francisco
21h 32m2 stops Brisbane Vancouver Intl
$2,170Air Canada
Wed, 21 Oct - Sun, 25 Oct

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Air Canada flights from San Francisco to Cairns

Our best Air Canada deals on San Francisco to Cairns flight tickets
Air Canada
21 Oct
SFO12:15San Francisco
29h 55m
2 stops
CNS11:10Cairns
25 Oct
CNS06:00Cairns
24h 51m
2 stops
SFO13:51San Francisco
$2,099
Air Canada
21 Oct
SFO12:15San Francisco
29h 55m
2 stops
CNS11:10Cairns
25 Oct
CNS06:00Cairns
24h 51m
2 stops
SFO13:51San Francisco
$2,100
Air Canada
21 Oct
SFO10:47San Francisco
35h 08m
2 stops
CNS14:55Cairns
25 Oct
CNS06:00Cairns
21h 32m
2 stops
SFO10:32San Francisco
$2,170

United Airlines flights from San Francisco to Cairns

Our best United Airlines deals on San Francisco to Cairns flight tickets
United Airlines
21 Oct
SFO23:25San Francisco
18h 45m
1 stop
CNS11:10Cairns
25 Oct
CNS06:00Cairns
17h 50m
1 stop
SFO06:50San Francisco
$3,225
United Airlines
21 Oct
SFO23:25San Francisco
18h 45m
1 stop
CNS11:10Cairns
25 Oct
CNS06:00Cairns
17h 50m
1 stop
SFO06:50San Francisco
$3,226
United Airlines
21 Oct
SFO18:45San Francisco
27h 10m
2 stops
CNS14:55Cairns
25 Oct
CNS06:00Cairns
17h 50m
1 stop
SFO06:50San Francisco
$3,237

momondo Fare Finder

 
Customise your flight search to find flights from San Francisco to Cairns 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, momondo users made 78,305 searches. Data last updated 9 August 2026.
Use the filters below to find and compare flights from San Francisco to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoCairns

SFO San Francisco - CNS Cairns

SFOCNS

San Francisco

Sat 10/10

23:10-09:05

2 stops40h 55m

Cairns

Sat 17/10

12:40-13:40

1 stop18h 00m

$1,642

San FranciscoCairns

SFO San Francisco - CNS Cairns

SFOCNS

San Francisco

Wed 14/10

18:33-15:00

2 stops27h 27m

Cairns

Wed 4/11

06:00-13:51

2 stops25h 51m

$1,789

San FranciscoCairns

SFO San Francisco - CNS Cairns

SFOCNS

San Francisco

Fri 28/8

17:15-04:30

1 stop42h 15m

Cairns

Thu 10/9

19:10-13:40

2 stops35h 30m

$1,822
Fastest return journey

San FranciscoCairns

SFO San Francisco - CNS Cairns

SFOCNS

San Francisco

Sat 10/10

23:10-11:40

1 stop19h 30m

Cairns

Sat 17/10

12:40-13:40

1 stop18h 00m

$2,015

San FranciscoCairns

SFO San Francisco - CNS Cairns

SFOCNS

San Francisco

Fri 28/8

06:35-05:55

2 stops30h 20m

Cairns

Thu 10/9

19:10-13:40

2 stops35h 30m

$2,022

San FranciscoCairns

SFO San Francisco - CNS Cairns

SFOCNS

San Francisco

Sat 10/10

18:33-11:10

2 stops23h 37m

Cairns

Sat 17/10

18:10-10:20

2 stops33h 10m

$2,073

San FranciscoCairns

SFO San Francisco - CNS Cairns

SFOCNS

San Francisco

Wed 14/10

16:45-04:30

1 stop42h 45m

Cairns

Wed 4/11

06:00-12:35

2 stops24h 35m

$2,083

San FranciscoCairns

SFO San Francisco - CNS Cairns

SFOCNS

San Francisco

Wed 21/10

12:15-11:10

2 stops29h 55m

Cairns

Sun 25/10

06:00-13:51

2 stops24h 51m

$2,099

San FranciscoCairns

SFO San Francisco - CNS Cairns

SFOCNS

San Francisco

Wed 21/10

12:15-11:10

2 stops29h 55m

Cairns

Sun 25/10

06:00-13:51

2 stops24h 51m

$2,100

San FranciscoCairns

SFO San Francisco - CNS Cairns

SFOCNS

San Francisco

Wed 21/10

10:47-14:55

2 stops35h 08m

Cairns

Sun 25/10

06:00-10:32

2 stops21h 32m

$2,170

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cairns from

How to get the cheapest flight ticket from San Francisco to Cairns

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on San Francisco to Cairns flights?

You could potentially save up to 16% on your flight if you consider stops on a San Francisco to Cairns flight.

When to book flights from San Francisco to Cairns

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Cairns according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San Francisco to Cairns (SFO to CNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Cairns

Fastest flight time

28h 25m

Direct flights

None
The fastest flight from San Francisco to Cairns takes 28h 25m
There are no direct flights from San Francisco to Cairns. There are no popular flight routes from San Francisco to Cairns.
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Frequently asked questions about flying from San Francisco to Cairns

  • How far is San Francisco to Cairns by plane?

    Cairns is 11298.2 km away from San Francisco. By plane, this route typically takes 28h 25m.

  • When did momondo last update prices for flights from San Francisco Airport to Cairns Airport?

    Prices for flights from San Francisco Airport to Cairns Airport were last updated today.

  • How old do you have to be to fly from San Francisco Airport to Cairns Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Cairns Airport.

  • What documentation or ID do you need to fly to Cairns Airport?

    The travel and health documents required for your trip to Cairns Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Cairns Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Port Douglas
Palm Cove
Mission Beach
Trinity Beach

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Cairns?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Francisco to Cairns . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Francisco to Cairns with flexible booking policies on momondo?

momondo does allow users to show only those flights to Cairns from San Francisco which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Francisco to Cairns?

momondo helps you find the best flight between San Francisco and Cairns by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Francisco to Cairns right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Francisco to Cairns now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cairns and let you know when they change.

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