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Cheap flights from San Diego to Australia from $444

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Australia departing on 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
12:45 pm - 2:40 pmSAN-SYD
30h 55m2 stops
Air Canada Logo
11:20 am - 5:24 pmSYD-SAN
25h 04m1 stop
$833Air Canada
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Mon, Feb 2 - Tue, Feb 10
Multiple Airlines Logo
12:45 pm - 10:40 amSAN-SYD
28h 55m2 stops
Multiple Airlines Logo
8:10 pm - 12:02 pmSYD-SAN
32h 52m2 stops
$851Multiple Airlines
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Sun, May 10 - Sat, May 23
Air Canada Logo
6:05 pm - 9:35 amSAN-SYD
20h 30m1 stop
Air Canada Logo
11:20 am - 12:03 pmSYD-SAN
19h 43m1 stop
$862Air Canada
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Mon, Feb 2 - Tue, Feb 10
Multiple Airlines Logo
6:05 pm - 2:40 pmSAN-SYD
25h 35m2 stops
Multiple Airlines Logo
7:45 am - 12:03 pmSYD-SAN
23h 18m2 stops
$871Multiple Airlines
Find Deal
Mon, Feb 2 - Tue, Feb 10
Delta Logo
10:37 am - 8:20 amSAN-BNE
27h 43m1 stop
Delta Logo
11:05 am - 9:57 amBNE-SAN
16h 52m1 stop
$946Delta
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Wed, Jan 21 - Wed, Feb 11
United Airlines Logo
5:55 pm - 6:30 amSAN-BNE
19h 35m1 stop
United Airlines Logo
10:40 am - 2:49 pmBNE-SAN
21h 09m1 stop
$1,036United Airlines
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Thu, Mar 12 - Mon, Mar 16
United Airlines Logo
7:50 pm - 6:30 amSAN-BNE
17h 40m1 stop
United Airlines Logo
10:40 am - 12:44 pmBNE-SAN
19h 04m1 stop
$1,037United Airlines
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Thu, Mar 12 - Mon, Mar 16
Alaska Airlines Logo
8:59 pm - 8:15 amSAN-ADL
40h 46m3 stops
Alaska Airlines Logo
11:40 am - 8:30 pmADL-SAN
25h 20m2 stops
$1,439Alaska Airlines
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Thu, Mar 5 - Tue, Sep 1
Air New Zealand Logo
11:05 am - 9:45 amSAN-OOL
28h 40m2 stops
Air New Zealand Logo
4:55 pm - 11:40 pmOOL-SAN
48h 45m3 stops
$1,625Air New Zealand
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Fri, Feb 13 - Sun, Feb 15
Air New Zealand Logo
11:05 am - 2:05 pmSAN-OOL
33h 00m3 stops
Air New Zealand Logo
4:55 pm - 11:40 pmOOL-SAN
48h 45m3 stops
$1,797Air New Zealand
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Fri, Feb 13 - Sun, Feb 15

Air Canada flights from San Diego to Australia

Our best Air Canada deals on San Diego to Australia flight tickets
Air Canada
Feb 2
SAN12:45 pmSan Diego
30h 55m
2 stops
SYD2:40 pmSydney Kingsford Smith
Feb 10
SYD11:20 amSydney Kingsford Smith
25h 04m
1 stop
SAN5:24 pmSan Diego
$833
Find similar
Air Canada
May 11
SAN5:00 pmSan Diego
26h 40m
2 stops
SYD12:40 pmSydney Kingsford Smith
May 20
SYD7:00 amSydney Kingsford Smith
26h 13m
2 stops
SAN4:13 pmSan Diego
$847
Find similar
Air Canada
Feb 2
SAN6:05 pmSan Diego
20h 30m
1 stop
SYD9:35 amSydney Kingsford Smith
Feb 10
SYD11:20 amSydney Kingsford Smith
19h 43m
1 stop
SAN12:03 pmSan Diego
$862
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Hawaiian Airlines flights from San Diego to Australia

Our best Hawaiian Airlines deals on San Diego to Australia flight tickets
Hawaiian Airlines
Jan 8
SAN5:00 pmSan Diego
31h 45m
1 stop
SYD7:45 pmSydney Kingsford Smith
Jan 22
SYD9:40 pmSydney Kingsford Smith
17h 43m
1 stop
SAN8:23 pmSan Diego
$1,143
Find similar
Hawaiian Airlines
Jan 21
SAN9:02 pmSan Diego
40h 33m
3 stops
OOL7:35 amCoolangatta Gold Coast
Feb 12
OOL2:50 pmCoolangatta Gold Coast
23h 19m
2 stops
SAN8:09 pmSan Diego
$1,463
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momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Australia 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, momondo users made 832,500 searches. Data last updated November 29, 2025.
Use the filters below to find and compare flights from San Diego to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 2/2

12:45 pm-2:40 pm

2 stops30h 55m

Sydney Kingsford Smith

Tue 2/10

11:20 am-5:24 pm

1 stop25h 04m

$833

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 5/10

12:45 pm-10:40 am

2 stops28h 55m

Sydney Kingsford Smith

Sat 5/23

8:10 pm-12:02 pm

2 stops32h 52m

$851

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 2/2

6:05 pm-9:35 am

1 stop20h 30m

Sydney Kingsford Smith

Tue 2/10

11:20 am-12:03 pm

1 stop19h 43m

$862

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 2/2

6:05 pm-2:40 pm

2 stops25h 35m

Sydney Kingsford Smith

Tue 2/10

7:45 am-12:03 pm

2 stops23h 18m

$871

San DiegoBrisbane

SAN - BNE

SANBNE

San Diego

Wed 1/21

10:37 am-8:20 am

1 stop27h 43m

Brisbane

Wed 2/11

11:05 am-9:57 am

1 stop16h 52m

$946

San DiegoBrisbane

SAN - BNE

SANBNE

San Diego

Thu 3/12

5:55 pm-6:30 am

1 stop19h 35m

Brisbane

Mon 3/16

10:40 am-2:49 pm

1 stop21h 09m

$1,036

San DiegoBrisbane

SAN - BNE

SANBNE

San Diego

Thu 3/12

7:50 pm-6:30 am

1 stop17h 40m

Brisbane

Mon 3/16

10:40 am-12:44 pm

1 stop19h 04m

$1,037

San DiegoAdelaide

SAN - ADL

SANADL

San Diego

Thu 3/5

8:59 pm-8:15 am

3 stops40h 46m

Adelaide

Tue 9/1

11:40 am-8:30 pm

2 stops25h 20m

$1,439

San DiegoCoolangatta

SAN - OOL

SANOOL

San Diego

Fri 2/13

11:05 am-9:45 am

2 stops28h 40m

Coolangatta Gold Coast

Sun 2/15

4:55 pm-11:40 pm

3 stops48h 45m

$1,625

San DiegoCoolangatta

SAN - OOL

SANOOL

San Diego

Fri 2/13

11:05 am-2:05 pm

3 stops33h 00m

Coolangatta Gold Coast

Sun 2/15

4:55 pm-11:40 pm

3 stops48h 45m

$1,797

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Australia from

How to get the cheapest flight ticket from San Diego to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Australia?

The month of August is, on average, the cheapest month to fly to Australia from San Diego, with most prices found around $949. If you aren’t able to travel during the month of August, then book flights to Australia from San Diego during September instead. Flights to Australia in September, while not as cheap as those in August, still average around $965.

What is the cheapest day to depart on your flight to Australia?

The cheapest day to depart from San Diego to Australia is on a Monday. Travelers who choose to depart for Australia on a Monday will often find tickets for as low as $1,157. On the other hand, Saturday is the most expensive day to depart from San Diego because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,453.

What is the cheapest time of day to depart on your flight to Australia?

Flying to Australia from San Diego at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,128 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,286 on average. Flights to Australia from San Diego in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Australia?

You are more likely to see cheaper flights to Australia from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,094 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from San Diego for as low as $934 on momondo.

Can stopping save me money on San Diego to Australia flights?

You could potentially save up to 6% on your flight if you consider stops on a San Diego to Australia flight.

Cheap San Diego to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Australia

Fastest flight time

17h 35m

Direct flights

None
The fastest flight from San Diego to Australia takes 17h 35m
There are no direct flights from San Diego to Australia. There are no popular flight routes from San Diego to Australia.
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  • When did momondo last update prices for flights from San Diego Airport to Australia?

    Prices for flights from San Diego Airport to Australia refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to Australia?

  • How old do you have to be to fly from San Diego Airport to Australia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Australia.

  • What documentation or ID do you need to fly to Australia?

    The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Diego to Australia

Compare and see reviews for airlines that fly from San Diego to Australia with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $771Free CancellationRating
7.1
10,485 reviews
Search Air Canada flights
American AirlinesPriceFrom $845Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
United AirlinesPriceFrom $872Free CancellationRating
7.4
9,055 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $934Free CancellationRating
8.0
11,380 reviews
Search Alaska Airlines flights
DeltaPriceFrom $949Free CancellationRating
7.9
8,010 reviews
Search Delta flights
Air New ZealandPriceFrom $956Free CancellationRating
8.0
538 reviews
Search Air New Zealand flights
Hawaiian AirlinesPriceFrom $1,138Free CancellationRating
7.8
2,815 reviews
Search Hawaiian Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Australia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Australia from San Diego.

Can I find flights from San Diego to Australia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Australia from San Diego with this policy.

How can momondo help me find flights from San Diego to Australia?

momondo helps you find the best flight between San Diego and Australia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Diego to Australia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Diego to Australia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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