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Cheap flights from San Francisco to Perth from $790

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — PER
3 Sep — 10 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Francisco to Perth

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to Perth
Explore the most affordable flight options available from San Francisco to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 August 2026.

Mon 21/911:45
SFO
-
PER
1 stop26h 25m
Singapore Airlines
Mon 28/916:55
PER
-
SFO
1 stop31h 55m
Singapore Airlines
Deal found 30/7$1,692
Mon 21/912:50
SFO
-
PER
2 stops28h 20m
Multiple Airlines
Mon 28/918:25
PER
-
SFO
1 stop30h 25m
Multiple Airlines
Deal found 30/7$1,806
Wed 26/811:45
SFO
-
PER
1 stop25h 35m
Multiple Airlines
Thu 3/910:35
PER
-
SFO
2 stops27h 40m
Multiple Airlines
Deal found 31/7$1,818
Wed 19/811:45
SFO
-
PER
1 stop25h 35m
Multiple Airlines
Wed 2/918:25
PER
-
SFO
3 stops58h 50m
Multiple Airlines
Deal found 30/7$1,841
Fri 6/1109:40
SFO
-
PER
1 stop46h 15m
Singapore Airlines
Fri 13/1101:15
PER
-
SFO
1 stop22h 35m
Singapore Airlines
Deal found 1/8$1,854
Sat 26/901:05
SFO
-
PER
2 stops36h 15m
Multiple Airlines
Sat 24/1005:35
PER
-
SFO
2 stops29h 20m
Multiple Airlines
Deal found 4/8$1,884
Fri 28/800:30
SFO
-
PER
1 stop39h 45m
Philippine Airlines
Mon 14/908:35
PER
-
SFO
1 stop27h 35m
Philippine Airlines
Deal found 31/7$1,896
Sat 29/815:30
SFO
-
PER
2 stops45h 50m
Multiple Airlines
Mon 14/908:35
PER
-
SFO
1 stop27h 35m
Multiple Airlines
Deal found 30/7$1,928

Find flight deals from San Francisco to Perth

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Perth (PER). 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 4 August 2026.

Round-trip from

$1,692

One-way from

$790

Popular in

December

Cheapest in

February

Average price

$2,311
Singapore Airlines
  • Singapore Airlines
  • 21/9-28/9
  • 2 total stops
  • 58h 20m total
  • San Francisco to Perth
Search Deals
2/11
  • 2/11
  • 2 total stops
  • 49h 45m total
  • San Francisco to Perth
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($546 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($142 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Francisco to Perth 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 647,157 searches. Data last updated 4 August 2026.
Use the filters below to find and compare flights from San Francisco to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Fri 28/8

00:30-07:15

1 stop39h 45m

Perth

Mon 14/9

08:35-21:10

1 stop27h 35m

$1,896

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Fri 25/9

00:30-07:15

1 stop39h 45m

Perth

Sat 24/10

08:35-21:10

1 stop27h 35m

$2,129

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Mon 26/10

10:40-12:35

1 stop34h 55m

Perth

Wed 28/10

01:15-08:50

1 stop22h 35m

$2,206

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Wed 19/8

11:45-05:10

1 stop26h 25m

Perth

Tue 1/9

01:10-09:50

1 stop47h 40m

$2,285

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Fri 27/11

13:10-18:45

2 stops37h 35m

Perth

Fri 18/12

12:20-12:40

2 stops40h 20m

$2,647

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Fri 27/11

09:59-16:00

2 stops38h 01m

Perth

Fri 18/12

11:35-14:58

2 stops43h 23m

$2,773
Fastest return journey

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Mon 26/10

17:42-14:45

2 stops30h 03m

Perth

Thu 29/10

22:30-06:50

1 stop23h 20m

$3,628
Cheapest one-way

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Sun 23/8

01:40-01:55

2 stops33h 15m

$820

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Sun 27/9

23:20-08:10

2 stops41h 50m

$866

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Mon 24/8

01:40-08:55

3 stops40h 15m

$948

Flights are sorted by cheapest return flights first.

Deals found on 31/7

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from San Francisco to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth from San Francisco with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Perth

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

Currently, February is the cheapest month in which you can book a flight from San Francisco to Perth (average of $1,515). Flying from San Francisco to Perth in December is currently the most expensive (average of $3,322). 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.

Related info for your journey

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

    A quick flight from San Francisco to Perth can take about 34h 55m. Philippine Airlines provides one of the quickest options available for as low as $2,206. Airlines will cover a distance of 14724 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from San Francisco to Perth one-way?

    $778 is the cheapest one-way deal found within the past few days, from Cathay Pacific. You may also be able to find cheap deals on Singapore Airlines and Qantas Airways, with prices starting from $1,009 and $1,263, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Perth 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 San Francisco to Perth?

    Currently, February is the cheapest month in which you can book a flight from San Francisco to Perth (average of $1,515). Flying from San Francisco to Perth in December is currently the most expensive (average of $3,322). 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

Travelling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Fremantle
Mandurah
Rottnest Island
Scarborough

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Francisco to Perth

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco to Perth?

When you search for this flight from San Francisco to Perth, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Perth?

Cheapflights helps you find that perfect flight to Perth from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Francisco to Perth with no change fees?

Yes, we can. To see specific flights from San Francisco to Perth with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from San Francisco to Perth become cheaper?

Yes! Start tracking prices for San Francisco to Perth flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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