Cheap flights from Perth to San Francisco from $856

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
PER — SFO
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Perth to San Francisco are usually found in October or March, booked 36 days in advance, depart on a Thursday or Tuesday and return on a Thursday

Cheap flight deals from Perth to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Perth (PER) 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 17 September 2025.

Round-trip from

$1,335

One-way from

$856

Popular in

December

Cheapest in

October

Average price

$1,695
3/3-14/4
  • 3/3-14/4
  • 4 total stops
  • 69h 45m total
  • Perth to San Francisco
15/10
  • 15/10
  • 3 total stops
  • 35h 20m total
  • Perth to San Francisco
Highest demand for flights based on searches. 10% potential increase in price ($319 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($95 potential savings vs. average return price).
Average for round-trip flights in September 2025

Find flight deals from Perth to San Francisco

Cheapest flights from Perth to San Francisco
Explore the most affordable flight options available from Perth to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Tue 30/909:05PER - SFO
1 stop23h 40mQantas Airways
Tue 14/1021:10SFO - PER
1 stop33h 45mQantas Airways
Deal found 15/9$1,378
Wed 29/1010:30PER - SFO
2 stops39h 45mJapan Airlines
Wed 5/1111:35SFO - PER
2 stops44h 20mJapan Airlines
Deal found 14/9$1,401
Mon 13/1008:45PER - SFO
1 stop27h 05mPhilippine Airlines
Mon 27/1023:30SFO - PER
1 stop40h 50mPhilippine Airlines
Deal found 16/9$1,413
Wed 8/1021:55PER - SFO
2 stops34h 35mMultiple Airlines
Fri 24/1023:10SFO - PER
2 stops38h 10mMultiple Airlines
Deal found 14/9$1,414
Tue 14/1021:55PER - SFO
2 stops58h 35mMultiple Airlines
Tue 21/1023:10SFO - PER
2 stops30h 30mMultiple Airlines
Deal found 16/9$1,432
Sun 12/1023:35PER - SFO
2 stops38h 05mMultiple Airlines
Sun 19/1023:10SFO - PER
2 stops29h 30mMultiple Airlines
Deal found 14/9$1,434
Thu 30/1010:30PER - SFO
2 stops39h 45mJapan Airlines
Thu 6/1112:50SFO - PER
2 stops43h 05mJapan Airlines
Deal found 14/9$1,443
Sat 22/1122:55PER - SFO
1 stop33h 00mQantas Airways
Sun 7/1220:15SFO - PER
1 stop21h 50mQantas Airways
Deal found 15/9$1,446
Fri 31/1005:35PER - SFO
2 stops29h 10mMultiple Airlines
Fri 7/1123:40SFO - PER
2 stops36h 40mMultiple Airlines
Deal found 16/9$1,456
Mon 29/910:30PER - SFO
2 stops23h 32mAmerican Airlines
Sun 19/1021:10SFO - PER
1 stop25h 05mAmerican Airlines
Deal found 14/9$1,465

Cheapflights Fare Finder

 
Customise your flight search to find flights from Perth 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 647,157 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Perth to San Francisco that are best for you.

Fly from

Perth

Fly to

San Francisco

Route

Depart

Return

Price

PerthSan Francisco

PER - SFO

PERSFO

Perth

Mon 17/11

22:55-15:55

1 stop33h 00m

San Francisco

Fri 16/1

20:15-10:05

1 stop21h 50m

$1,711

PerthSan Francisco

PER - SFO

PERSFO

Perth

Sun 16/11

11:35-15:55

1 stop20h 20m

San Francisco

Fri 16/1

20:15-10:05

1 stop21h 50m

$1,752

PerthSan Francisco

PER - SFO

PERSFO

Perth

Sat 22/11

22:55-15:55

1 stop33h 00m

San Francisco

Fri 16/1

20:15-10:05

1 stop21h 50m

$1,786

PerthSan Francisco

PER - SFO

PERSFO

Perth

Sat 6/12

00:45-17:00

1 stop32h 15m

San Francisco

Sat 7/2

21:10-22:30

1 stop33h 20m

$1,809

PerthSan Francisco

PER - SFO

PERSFO

Perth

Wed 19/11

23:45-08:25

1 stop24h 40m

San Francisco

Sun 11/1

23:10-14:45

2 stops47h 35m

$1,849

PerthSan Francisco

PER - SFO

PERSFO

Perth

Wed 19/11

22:55-18:47

2 stops35h 52m

San Francisco

Tue 13/1

23:10-14:45

2 stops47h 35m

$1,867

PerthSan Francisco

PER - SFO

PERSFO

Perth

Sat 22/11

10:30-09:45

2 stops39h 15m

San Francisco

Sun 7/12

12:50-22:50

2 stops42h 00m

$1,885

PerthSan Francisco

PER - SFO

PERSFO

Perth

Thu 20/11

23:45-12:01

2 stops28h 16m

San Francisco

Tue 13/1

23:10-15:55

1 stop24h 45m

$1,903

PerthSan Francisco

PER - SFO

PERSFO

Perth

Wed 19/11

22:55-21:50

2 stops38h 55m

San Francisco

Sat 17/1

20:15-11:20

1 stop23h 05m

$1,916

PerthSan Francisco

PER - SFO

PERSFO

Perth

Wed 19/11

22:55-13:35

2 stops30h 40m

San Francisco

Thu 15/1

20:15-11:20

1 stop23h 05m

$1,916

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 21 results
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Best time to book a flight from Perth to San Francisco

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

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

Use this chart to determine the optimal time to book a return flight from Perth to San Francisco. Price data was last updated on 12 September 2025.

To ensure you get the cheapest price possible for a flight from Perth to San Francisco, you should look to book at least 36 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, March is the cheapest month in which you can book a flight from Perth to San Francisco (average of $876). Flying from Perth to San Francisco in December is currently the most expensive (average of $1,375). 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 PER to SFO?

Find hourly flight availability from Perth to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

One of the essential ways to save on airfare from Perth to San Francisco is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 14% on airfare.

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

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

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

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated 17 September 2025.
Get a feel of what it's like to fly with Japan Airlines, Singapore Airlines, andAir New Zealand from Perth to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.2

Entertainment

7.8

Crew

8.7

Overall

8.3

Boarding

8.4

Food

7.7

Reviews

1 / 20
10.0
Excellent

Brian,Sept 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Comfort

8.2

Entertainment

7.8

Crew

8.7

Overall

8.3

Boarding

8.4

Food

7.7

Reviews

1 / 20
10.0
Excellent

Brian,Sept 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Comfort

8.2

Entertainment

7.8

Crew

8.7

Overall

8.3

Boarding

8.4

Food

7.7

Reviews

1 / 20
10.0
Excellent

Brian,Sept 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Comfort

8.2

Entertainment

7.8

Crew

8.7

Overall

8.3

Boarding

8.4

Food

7.7

Reviews

1 / 20
10.0
Excellent

Brian,Sept 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Comfort

8.2

Entertainment

7.8

Crew

8.7

Overall

8.3

Boarding

8.4

Food

7.7

Reviews

1 / 20
10.0
Excellent

Brian,Sept 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Comfort

8.2

Entertainment

7.8

Crew

8.7

Overall

8.3

Boarding

8.4

Food

7.7

Reviews

1 / 20
10.0
Excellent

Brian,Sept 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Related info for your journey

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

    A quick flight from Perth to San Francisco can take about 24h 40m. Qantas Airways provides one of the quickest options available for as low as $1,849. Airlines will cover a distance of 14724 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Philippine Airlines, at $1,102, was found to be the cheapest airline from Perth to San Francisco.Alternate airlines to your destination round-trip include Air Canada and Japan Airlines. These flights start at 40% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Perth to San Francisco (average of $876). Flying from Perth to San Francisco in December is currently the most expensive (average of $1,375). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Sausalito
Santa Cruz
Los Gatos
Mountain View
Davis
Emeryville
Milpitas
Daly City

Browse thousands of different options on Cheapflights for your next trip

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Fly from Perth to San Francisco on these airlines

Choose from the following airlines for your flight from Perth to San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 17 September 2025.

Top 8 airlines flying from Perth to San Francisco

Discover the top 8 airlines that operate flights from Perth to San Francisco. 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 647,157 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$1,102Average$1,696FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Air CanadaCheapest$1,310Average$1,849FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Japan AirlinesCheapest$1,337Average$1,655FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Qantas AirwaysCheapest$1,370Average$2,041FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air New ZealandCheapest$1,417Average$1,538FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Singapore AirlinesCheapest$1,448Average$1,842FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Virgin AustraliaCheapest$1,895Average$2,454FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
United AirlinesCheapest$2,092Average$2,722FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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 Perth to San Francisco?

Cheapflights makes it easy to find Perth to San Francisco flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to San Francisco from Perth 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 Perth to San Francisco with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Perth to San Francisco, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Perth to San Francisco 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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