HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Perth

$1,386+ Cheap flights from San Diego (SAN) to Perth (PER)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — PER
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Diego to Perth with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Diego to Perth

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 17, 2025.

Round-trip from

$1,386
(Gotogate)

Popular in

June

Cheapest in

February

Average price

$1,727
From San Diego to Perth
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($243 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from San Diego to Perth

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

This Gotogate deal was found by Cheapflights users on 9/16. 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.
Sat 11/111:02 amSAN - PER
2 stops38h 48mAir New Zealand
Sat 11/811:50 pmPER - SAN
2 stops36h 02mAir New Zealand
Deal found 9/16$1,386
This Cathay Pacific deal was found by Cheapflights users on 9/16. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:15 amSAN - PER
2 stops49h 25mCathay Pacific
Mon 10/2712:25 amPER - SAN
2 stops36h 04mCathay Pacific
Deal found 9/16$1,486
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Thu 11/136:10 pmSAN - PER
2 stops34h 00mAir Canada
Mon 11/1710:55 pmPER - SAN
2 stops34h 29mAir Canada
Deal found 9/15$1,488
This Cathay Pacific deal was found by Cheapflights users on 9/14. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:55 amSAN - PER
2 stops47h 55mCathay Pacific
Mon 11/178:30 amPER - SAN
2 stops28h 59mCathay Pacific
Deal found 9/14$1,492
This Orbitz deal was found by Cheapflights users on 9/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:59 pmSAN - PER
2 stops44h 46mMultiple Airlines
Tue 9/2312:25 pmPER - SAN
2 stops38h 10mMultiple Airlines
Deal found 9/15$1,538
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Mon 10/206:15 amSAN - PER
2 stops41h 30mUnited Airlines
Tue 10/284:45 pmPER - SAN
2 stops35h 00mUnited Airlines
Deal found 9/16$1,580
This Trip.com deal was found by Cheapflights users on 9/16. 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.
Sat 11/18:08 pmSAN - PER
2 stops35h 47mCathay Pacific
Fri 11/712:25 amPER - SAN
2 stops37h 04mCathay Pacific
Deal found 9/16$1,622
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:59 pmSAN - PER
2 stops35h 41mCathay Pacific
Mon 9/2212:10 amPER - SAN
2 stops31h 21mCathay Pacific
Deal found 9/15$1,662

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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 17, 2025.
Use the filters below to find and compare flights from San Diego to Perth that are best for you.

Fly from

San Diego

Fly to

Perth

Route

Depart

Return

Price

San DiegoPerth

SAN - PER

SANPER

San Diego

Sat 11/1

11:02 am-4:50 pm

2 stops38h 48m

Perth

Sat 11/8

11:50 pm-7:52 pm

2 stops36h 02m

$1,386

San DiegoPerth

SAN - PER

SANPER

San Diego

Mon 10/20

6:15 am-10:40 pm

2 stops49h 25m

Perth

Mon 10/27

12:25 am-9:29 pm

2 stops36h 04m

$1,486

San DiegoPerth

SAN - PER

SANPER

San Diego

Thu 11/13

6:10 pm-8:10 pm

2 stops34h 00m

Perth

Mon 11/17

10:55 pm-5:24 pm

2 stops34h 29m

$1,488

San DiegoPerth

SAN - PER

SANPER

San Diego

Thu 11/13

6:55 am-10:50 pm

2 stops47h 55m

Perth

Mon 11/17

8:30 am-9:29 pm

2 stops28h 59m

$1,492

San DiegoPerth

SAN - PER

SANPER

San Diego

Mon 10/20

6:15 am-2:45 pm

2 stops41h 30m

Perth

Tue 10/28

4:45 pm-12:45 pm

2 stops35h 00m

$1,580

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from San Diego to Perth

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

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

Find hourly flight availability from San Diego 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 17, 2025.

It’s optimal to fly from San Diego to Perth in the morning. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the evening.

Related info for your journey

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

    There are many flights that can get you from San Diego to Perth in 34h. Fly via Air New Zealand, Cathay Pacific, or Air Canada to get the fastest option. San Diego and Perth are separated by a distance of 9360 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from San Diego to Perth (average of $1,436). Flying from San Diego to Perth in December is currently the most expensive (average of $2,094). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.