What is the cheapest airline that flies from San Diego to Australia?

Air Canada, Alaska Airlines, and United Airlines are the most popular carriers operating from San Diego to Australia

What airlines fly to Australia?

United Airlines, Delta and Air Canada are the top three most popular airlines that fly to Australia from San Diego according to our data. United Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 7 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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?

As of April 2026, there are 7 operators available to choose from 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.

$496 Cheap Flights from San Diego to Australia in 2026

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Find the cheapest flights from San Diego to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:30 pm - 7:20 am

SAN

SYD

25h 50m

1 stop

9:20 am - 8:55 pm

SYD

SAN

28h 35m

1 stop

$1,026Air Canada

Sun, May 24 - Sat, Jun 6

4:55 pm - 2:40 pm

SAN

SYD

28h 45m

2 stops

9:20 am - 8:55 pm

SYD

SAN

28h 35m

1 stop

$1,041Multiple Airlines

Sun, May 24 - Sat, Jun 6

4:20 pm - 10:40 am

SAN

OOL

25h 20m

3 stops

7:00 am - 5:47 pm

OOL

SAN

27h 47m

2 stops

$1,617American Airlines

Tue, Aug 11 - Sat, Aug 22

5:22 pm - 2:10 pm

SAN

AVV

27h 48m

2 stops

6:00 am - 10:59 pm

AVV

SAN

33h 59m

2 stops

$1,879Qantas Airways

Tue, Sep 1 - Tue, Sep 15

4:20 pm - 10:40 am

SAN

OOL

25h 20m

3 stops

7:00 am - 7:01 pm

OOL

SAN

29h 01m

2 stops

$1,910American Airlines

Tue, Aug 11 - Sat, Aug 22

10:49 am - 4:00 pm

SAN

PER

38h 11m

2 stops

4:55 pm - 10:08 am

PER

SAN

32h 13m

2 stops

$1,972Air New Zealand

Sat, May 23 - Sat, May 30

10:49 am - 11:55 am

SAN

ADL

32h 36m

3 stops

7:45 pm - 7:51 pm

ADL

SAN

40h 36m

3 stops

$2,205Air New Zealand

Sat, May 23 - Sat, May 30

5:22 pm - 4:05 pm

SAN

AVV

29h 43m

2 stops

6:00 am - 10:59 pm

AVV

SAN

33h 59m

2 stops

$2,579Qantas Airways

Tue, Sep 8 - Tue, Sep 15

1:35 pm - 2:40 pm

SAN

PER

34h 05m

2 stops

1:10 am - 3:39 pm

PER

SAN

29h 29m

2 stops

$9,322United Airlines

Sun, May 3 - Tue, May 12

1:35 pm - 2:40 pm

SAN

PER

34h 05m

2 stops

11:45 pm - 11:54 am

PER

SAN

27h 09m

2 stops

$9,342United Airlines

Sun, May 3 - Sun, May 17

Air Canada flights from San Diego to Australia

Our best Air Canada deals on San Diego to Australia flight tickets

Air Canada

May 24

SAN12:30 pmSan Diego

25h 50m

1 stop

SYD7:20 amSydney Kingsford Smith

Jun 6

SYD9:20 amSydney Kingsford Smith

28h 35m

1 stop

SAN8:55 pmSan Diego

$1,026

Air Canada

May 25

SAN4:55 pmSan Diego

21h 25m

1 stop

SYD7:20 amSydney Kingsford Smith

Jun 7

SYD9:20 amSydney Kingsford Smith

28h 35m

1 stop

SAN8:55 pmSan Diego

$1,061

Air Canada

Jun 26

SAN8:15 amSan Diego

30h 05m

1 stop

SYD7:20 amSydney Kingsford Smith

Jul 12

SYD9:20 amSydney Kingsford Smith

19h 33m

1 stop

SAN11:53 amSan Diego

$1,062

Alaska Airlines flights from San Diego to Australia

Our best Alaska Airlines deals on San Diego to Australia flight tickets

Alaska Airlines

Apr 28

SAN5:10 pmSan Diego

32h 40m

1 stop

SYD6:50 pmSydney Kingsford Smith

May 10

SYD8:45 pmSydney Kingsford Smith

17h 10m

1 stop

SAN8:55 pmSan Diego

$1,171

Alaska Airlines

Apr 28

SAN5:10 pmSan Diego

32h 40m

1 stop

SYD6:50 pmSydney Kingsford Smith

May 14

SYD8:45 pmSydney Kingsford Smith

17h 10m

1 stop

SAN8:55 pmSan Diego

$1,221

Alaska Airlines

May 1

SAN5:10 pmSan Diego

32h 40m

1 stop

SYD6:50 pmSydney Kingsford Smith

May 9

SYD8:45 pmSydney Kingsford Smith

17h 10m

1 stop

SAN8:55 pmSan Diego

$1,260

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 5/24

12:30 pm-7:20 am

1 stop25h 50m

Sydney Kingsford Smith

Sat 6/6

9:20 am-8:55 pm

1 stop28h 35m

$1,026

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 5/24

4:55 pm-2:40 pm

2 stops28h 45m

Sydney Kingsford Smith

Sat 6/6

9:20 am-8:55 pm

1 stop28h 35m

$1,041

Quickest round-trip

San DiegoCoolangatta

SAN - OOL

SANOOL

San Diego

Tue 8/11

4:20 pm-10:40 am

3 stops25h 20m

Coolangatta Gold Coast

Sat 8/22

7:00 am-5:47 pm

2 stops27h 47m

$1,617

San DiegoMelbourne

SAN - AVV

SANAVV

San Diego

Tue 9/1

5:22 pm-2:10 pm

2 stops27h 48m

Melbourne Avalon

Tue 9/15

6:00 am-10:59 pm

2 stops33h 59m

$1,879

San DiegoCoolangatta

SAN - OOL

SANOOL

San Diego

Tue 8/11

4:20 pm-10:40 am

3 stops25h 20m

Coolangatta Gold Coast

Sat 8/22

7:00 am-7:01 pm

2 stops29h 01m

$1,910

San DiegoPerth

SAN - PER

SANPER

San Diego

Sat 5/23

10:49 am-4:00 pm

2 stops38h 11m

Perth

Sat 5/30

4:55 pm-10:08 am

2 stops32h 13m

$1,972

San DiegoAdelaide

SAN - ADL

SANADL

San Diego

Sat 5/23

10:49 am-11:55 am

3 stops32h 36m

Adelaide

Sat 5/30

7:45 pm-7:51 pm

3 stops40h 36m

$2,205

San DiegoMelbourne

SAN - AVV

SANAVV

San Diego

Tue 9/8

5:22 pm-4:05 pm

2 stops29h 43m

Melbourne Avalon

Tue 9/15

6:00 am-10:59 pm

2 stops33h 59m

$2,579

San DiegoPerth

SAN - PER

SANPER

San Diego

Sun 5/3

1:35 pm-2:40 pm

2 stops34h 05m

Perth

Tue 5/12

1:10 am-3:39 pm

2 stops29h 29m

$9,322

San DiegoPerth

SAN - PER

SANPER

San Diego

Sun 5/3

1:35 pm-2:40 pm

2 stops34h 05m

Perth

Sun 5/17

11:45 pm-11:54 am

2 stops27h 09m

$9,342

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Australia?

The month of November is, on average, the cheapest month to fly to Australia from San Diego, with most prices found around $986. If you aren’t able to travel during the month of November, then book flights to Australia from San Diego during August instead. Flights to Australia in August, while not as cheap as those in November, still average around $992.

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 $1,155 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 $746 on momondo.

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 58m
Direct flights	None

The fastest flight from San Diego to Australia takes 17h 58m

There are no direct flights from San Diego to Australia. There are no popular flight routes from San Diego to Australia.

Search flight deals

Frequently asked questions about flying from San Diego to Australia

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?
As of April 2026, there are 7 operators available to choose from 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
Hawaiian Airlines	PriceFrom $550	Free Cancellation	Rating 7.8 2,838 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $748	Free Cancellation	Rating 7.9 12,198 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $758	Free Cancellation	Rating 7.1 10,910 reviews	Search Air Canada flights
American Airlines	PriceFrom $845	Free Cancellation	Rating 7.1 11,564 reviews	Search American Airlines flights
United Airlines	PriceFrom $857	Free Cancellation	Rating 7.4 9,556 reviews	Search United Airlines flights
Delta	PriceFrom $949	Free Cancellation	Rating 7.9 8,393 reviews	Search Delta flights
Air New Zealand	PriceFrom $1,008	Free Cancellation	Rating 8.0 626 reviews	Search Air New Zealand 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.