$710 Cheap Flights from San Diego (SAN) to Perth (PER)

View $710 flight on Tue, Feb 3, 2026Opens in a new window

Popular airlines from San Diego Intl. Airport (SAN) to Perth Airport (PER)

Cheap Flights from San Diego to Perth (SAN-PER)

Prices were available within the past 7 days and start at $710 for one-way flights and $1,105 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, Apr 7 - Mon, Apr 20
SAN
San Diego
PER
Perth
$1,105 Roundtrip, found 4 days ago
$1,105
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Apr 7 from San Diego to Perth, returning Mon, Apr 20, priced at $1,105 found 4 days ago
Air Canada
Tue, Apr 7 - Mon, Apr 20
SAN
San Diego
PER
Perth
$1,109 Roundtrip, found 4 days ago
$1,109
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Apr 7 from San Diego to Perth, returning Mon, Apr 20, priced at $1,109 found 4 days ago
Air Canada
Tue, Apr 7 - Mon, Apr 20
SAN
San Diego
PER
Perth
$1,110 Roundtrip, found 4 days ago
$1,110
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Apr 7 from San Diego to Perth, returning Mon, Apr 20, priced at $1,110 found 4 days ago
Air Canada
Tue, Apr 7 - Mon, Apr 20
SAN
San Diego
PER
Perth
$1,114 Roundtrip, found 4 days ago
$1,114
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Apr 7 from San Diego to Perth, returning Mon, Apr 20, priced at $1,114 found 4 days ago
Air Canada
Tue, Apr 7 - Mon, Apr 20
SAN
San Diego
PER
Perth
$1,114 Roundtrip, found 4 days ago
$1,114
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Apr 7 from San Diego to Perth, returning Mon, Apr 20, priced at $1,114 found 4 days ago
Air Canada
Tue, Mar 3 - Mon, Mar 16
SAN
San Diego
PER
Perth
$1,119 Roundtrip, found 15 hours ago
$1,119
Roundtrip
found 15 hours ago
Select Air Canada flight, departing Tue, Mar 3 from San Diego to Perth, returning Mon, Mar 16, priced at $1,119 found 15 hours ago
Cathay Pacific
Tue, Apr 7 - Mon, Apr 20
SAN
San Diego
PER
Perth
$1,334 Roundtrip, found 4 days ago
$1,334
Roundtrip
found 4 days ago
Select Cathay Pacific flight, departing Tue, Apr 7 from San Diego to Perth, returning Mon, Apr 20, priced at $1,334 found 4 days ago
Air New Zealand
Tue, Mar 3 - Sat, Mar 14
SAN
San Diego
PER
Perth
$1,536 Roundtrip, found 15 hours ago
$1,536
Roundtrip
found 15 hours ago
Select Air New Zealand flight, departing Tue, Mar 3 from San Diego to Perth, returning Sat, Mar 14, priced at $1,536 found 15 hours ago
United
Tue, Mar 3 - Tue, Mar 31
SAN
San Diego
PER
Perth
$1,590 Roundtrip, found 13 hours ago
$1,590
Roundtrip
found 13 hours ago
Select United flight, departing Tue, Mar 3 from San Diego to Perth, returning Tue, Mar 31, priced at $1,590 found 13 hours ago
American Airlines
Sat, Dec 6 - Thu, Dec 11
SAN
San Diego
PER
Perth
$1,598 Roundtrip, found 5 days ago
$1,598
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Dec 6 from San Diego to Perth, returning Thu, Dec 11, priced at $1,598 found 5 days ago

Frequently asked questions

How much does a flight from San Diego Intl. Airport (SAN) to Perth Airport (PER) cost?
Lock in a cheap one-way flight from $710 or cheap return flight from $1,105 from San Diego Intl. Airport (SAN) to Perth Airport (PER) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from San Diego Intl. Airport (SAN) to Perth Airport (PER)?
Flying in April can help you save, as it's the cheapest month for flights between SAN and PER. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from San Diego Intl. Airport (SAN) to Perth Airport (PER)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from SAN to PER. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from San Diego Intl. Airport (SAN) to Perth Airport (PER)?
Nonstop flights from San Diego Intl. Airport (SAN) to Perth Airport (PER) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SAN to PER?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Diego Intl. Airport (SAN) to Perth Airport (PER)?
To avoid possible delays on the San Diego Intl. Airport (SAN) to Perth Airport (PER) route, travel before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Diego Intl. Airport (SAN) to Perth Airport (PER) last-minute?
Last-minute bookings from SAN to PER are typically more expensive. To lock in the lowest rates, start looking for flights ahead of time. That being said, if you're flexible with your travel dates, it's possible to land a cheap fare just before your departure.
Is it cheaper to book a SAN to PER flight and hotel package?
You can save money by booking a SAN to PER flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've selected your ideal flights and accommodations, consider other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from San Diego Intl. Airport (SAN) to Perth Airport (PER)?
It's usually possible to cancel or reschedule your SAN to PER flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
San Diego Intl.
Destination airport
Perth
Airlines serving
Air Canada, Air New Zealand, All Nippon Airways, American Airlines, Cathay Pacific, Qantas Airways, Qatar Airways, United
Roundtrip price
$1,105
Distance
9366 mi

Book with confidence

San Diego to Perth Flights

The cheapest times to fly from San Diego to Perth

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Diego to Perth are during the month of April. You can find some of the cheapest flights from San Diego to Perth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Diego to Perth

Sunday is one of the best days to book for cheap flights from San Diego to Perth: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Diego to Perth

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Diego to Perth in 2025. You can also book with separate airlines for your outbound and return journeys, from $710 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Diego to Perth flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Diego to Perth airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Diego to Perth Flights

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*Available to One Key members.