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$396+ Cheap flights from San Francisco (SFO) to Perth (PER)

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — PER
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from San Francisco to Perth are usually found in September or March, booked 86 days in advance, depart on a Sunday or Wednesday and return on a Thursday

Cheap 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 September 11, 2025.

Round-trip from

$886
(Gotogate)

One-way from

$475
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,166
From San Francisco to Perth
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One-way flight from San Francisco to Perth
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Highest demand for flights based on searches. 24% potential increase in price ($469 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($82 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 San Francisco to Perth

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 September 11, 2025.

This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:55 pmSFO - PER
1 stop40h 30mPhilippine Airlines
Mon 11/38:40 amPER - SFO
1 stop26h 50mPhilippine Airlines
Deal found 9/11$886
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2311:55 pmSFO - PER
2 stops29h 45mMultiple Airlines
Tue 10/79:55 pmPER - SFO
2 stops37h 55mMultiple Airlines
Deal found 9/9$950
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.
Mon 11/1710:30 pmSFO - PER
1 stop40h 50mPhilippine Airlines
Mon 11/248:40 amPER - SFO
1 stop26h 50mPhilippine Airlines
Deal found 9/11$987
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2212:35 amSFO - PER
3 stops33h 35mMultiple Airlines
Thu 10/98:30 pmPER - SFO
3 stops33h 15mMultiple Airlines
Deal found 9/9$1,046
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:30 amSFO - PER
1 stop33h 40mMultiple Airlines
Sun 11/24:40 amPER - SFO
2 stops43h 10mMultiple Airlines
Deal found 9/11$1,106
This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2012:55 pmSFO - PER
1 stop42h 45mCathay Pacific
Sun 11/212:15 amPER - SFO
1 stop25h 30mCathay Pacific
Deal found 9/11$1,113

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from San Francisco to Perth that are best for you.

Fly from

San Francisco

Fly to

Perth

Route

Depart

Return

Price

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Tue 11/4

10:55 pm-6:55 am

1 stop40h 00m

Perth

Tue 2/3

12:15 am-9:15 pm

1 stop37h 00m

$1,146

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Thu 11/6

9:10 pm-10:25 pm

1 stop33h 15m

Perth

Sat 11/8

12:45 am-5:00 pm

1 stop32h 15m

$1,275

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Fri 10/10

11:10 pm-7:45 am

1 stop41h 35m

Perth

Tue 10/14

12:10 am-5:30 pm

1 stop32h 20m

$1,300

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Mon 10/6

12:20 am-10:40 pm

1 stop31h 20m

Perth

Mon 10/13

12:10 am-5:30 pm

1 stop32h 20m

$1,304

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Fri 10/10

11:10 pm-10:40 pm

1 stop32h 30m

Perth

Mon 10/13

12:10 am-11:15 am

1 stop26h 05m

$1,375

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Tue 11/4

9:40 am-5:25 am

1 stop27h 45m

Perth

Tue 2/3

4:40 am-6:30 pm

3 stops29h 50m

$1,409

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Thu 11/6

9:40 am-5:25 am

1 stop27h 45m

Perth

Sun 11/9

5:05 pm-7:50 am

1 stop30h 45m

$1,461

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Wed 10/29

12:40 am-7:50 pm

2 stops28h 10m

Perth

Fri 11/21

5:35 am-7:00 pm

2 stops29h 25m

$1,488

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Sat 11/15

10:15 am-4:15 pm

2 stops38h 00m

Perth

Sat 11/29

10:55 pm-8:14 pm

2 stops37h 19m

$1,746

San FranciscoPerth

SFO - PER

SFOPER

San Francisco

Sat 11/15

11:25 am-6:55 am

1 stop27h 30m

Perth

Sat 11/29

8:30 am-9:15 pm

1 stop28h 45m

$1,784

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 20 results
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 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.

Cheapflights Insights

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

How far ahead should I book a flight from San Francisco to Perth?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Perth. Price data was last updated on August 29, 2025.

The best time to book flights from San Francisco to Perth is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 $1,438). Flying from San Francisco to Perth in December is currently the most expensive (average of $2,172). 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.

What is the cheapest time of day to fly from SFO to PER?

Find hourly flight availability from San Francisco to Perth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

A simple way to save on the total cost of your ticket is to fly from San Francisco to Perth in the morning. If you’re flexible enough to do this you can expect to save up to 9% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from San Francisco to Perth?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Perth. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Perth flight should consider departing on Sunday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Perth

Get insights into the airlines that provide service to Perth. 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 Perth. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with Singapore Airlines, Cathay Pacific, and Qantas Airways from San Francisco to Perth to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,365 reviews

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

8.0

Food

7.7

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Singapore Airlines
8.1
Very good
1,365 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

8.0

Food

7.7

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Cathay Pacific
7.6
Good
993 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

8.0

Food

7.7

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Qantas Airways
7.5
Good
905 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

8.0

Food

7.7

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Qatar Airways
7.4
Good
3,624 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

8.0

Food

7.7

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
United Airlines
7.4
Good
8,937 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

8.0

Food

7.7

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

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?

    Airlines like Cathay Pacific and Vietnam Airlines fly from San Francisco to Perth in about 33h 15m. The time it takes to get you to your destination can typically vary by up to 6h 45m. Airlines will cover a distance of 9149 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from San Francisco to Perth round-trip?

    Cathay Pacific, at $1,043, was found to be the cheapest airline from San Francisco to Perth.Alternate airlines to your destination round-trip include Air New Zealand and Qantas Airways. Cathay Pacific is priced at 29% lower than the current average price of a flight leaving 3 months from now.

  • 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 vacation 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 $1,438). Flying from San Francisco to Perth in December is currently the most expensive (average of $2,172). 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 Perth?

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

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Top 6 airlines flying from San Francisco to Perth

Discover the top 6 airlines that operate flights from San Francisco to Perth. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$1,043Average$1,328FlexibilityNo cancel feeOn-time72%
Air New ZealandCheapest$1,086Average$1,242FlexibilityNo cancel feeOn-time78%
Qantas AirwaysCheapest$1,142Average$1,644FlexibilityNo cancel feeOn-time74%
Singapore AirlinesCheapest$1,147Average$1,311FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,336Average$1,626FlexibilityNo cancel feeOn-time68%
United AirlinesCheapest$1,569Average$2,384FlexibilityNo cancel feeOn-time69%

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