What airlines fly to Australia?

United Airlines, Air New Zealand 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 63% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 5 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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

ANA, Delta, and United Airlines are the most popular carriers operating 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 September 2026, there are 4 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.

$537 Cheap Flights from San Diego to Australia in 2026

Discover deals from 900+ travel sites with momondo.

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.

6:51 pm - 6:25 amSAN San Diego-SYD Sydney Kingsford Smith

17h 34m1 stop San Francisco

7:15 pm - 3:41 pmSYD Sydney Kingsford Smith-SAN San Diego

39h 26m2 stops Auckland Intl Dallas/Fort Worth

$944Qantas Airways

Wed, Oct 28 - Mon, Nov 16

6:51 pm - 6:25 amSAN San Diego-SYD Sydney Kingsford Smith

17h 34m1 stop San Francisco

7:15 pm - 3:41 pmSYD Sydney Kingsford Smith-SAN San Diego

39h 26m2 stops Auckland Intl Dallas/Fort Worth

$945Qantas Airways

Wed, Oct 28 - Mon, Nov 16

4:45 pm - 8:35 amSAN San Diego-SYD Sydney Kingsford Smith

21h 50m2 stops Los Angeles Auckland Intl

2:05 pm - 5:17 pmSYD Sydney Kingsford Smith-SAN San Diego

22h 12m2 stops Auckland Intl Los Angeles

$1,003Air New Zealand

Sun, Oct 25 - Sun, Nov 8

2:30 pm - 10:00 amSAN San Diego-BNE Brisbane

25h 30m2 stops Los Angeles Auckland Intl

11:15 am - 12:19 amBNE Brisbane-SAN San Diego

31h 04m2 stops Auckland Intl San Francisco

$1,017Air New Zealand

Sun, Nov 1 - Sun, Nov 8

9:30 am - 7:30 amSAN San Diego-BNE Brisbane

28h 00m1 stop San Francisco

11:20 am - 1:44 pmBNE Brisbane-SAN San Diego

20h 24m1 stop San Francisco

$1,046United Airlines

Thu, Jan 28 - Sun, Feb 14

12:30 pm - 7:30 amSAN San Diego-BNE Brisbane

25h 00m1 stop San Francisco

10:30 am - 2:58 pmBNE Brisbane-SAN San Diego

21h 28m1 stop San Francisco

$1,047United Airlines

Thu, Mar 4 - Sun, Apr 4

4:50 pm - 1:30 pmSAN San Diego-BNE Brisbane

27h 40m2 stops Vancouver Intl Sydney Kingsford Smith

5:05 am - 4:25 pmBNE Brisbane-SAN San Diego

28h 20m2 stops Sydney Kingsford Smith Vancouver Intl

$1,172Air Canada

Mon, Oct 19 - Mon, Oct 26

4:50 pm - 7:05 amSAN San Diego-BNE Brisbane

21h 15m1 stop Vancouver Intl

9:45 am - 4:25 pmBNE Brisbane-SAN San Diego

23h 40m1 stop Vancouver Intl

$1,206Air Canada

Mon, Oct 19 - Mon, Oct 26

7:53 pm - 7:50 amSAN San Diego-SYD Sydney Kingsford Smith

17h 57m1 stop Los Angeles

10:15 am - 10:17 amSYD Sydney Kingsford Smith-SAN San Diego

18h 02m1 stop Los Angeles

$1,360Delta

Sun, Oct 4 - Sun, Oct 11

7:53 pm - 7:50 amSAN San Diego-SYD Sydney Kingsford Smith

17h 57m1 stop Los Angeles

9:40 am - 10:12 amSYD Sydney Kingsford Smith-SAN San Diego

18h 32m1 stop Los Angeles

$1,360Delta

Sun, Oct 4 - Fri, Oct 30

Cheap last minute flights

Enter your travel dates to find the best prices.

12:45 pm - 6:50 pmSAN San Diego-SYD Sydney Kingsford Smith

37h 05m1 stop Honolulu

8:45 pm - 6:35 amSYD Sydney Kingsford Smith-SAN San Diego

26h 50m1 stop Honolulu

$1,217Multiple Airlines

Sun, Sep 13 - Sat, Oct 3

9:00 am - 6:50 pmSAN San Diego-SYD Sydney Kingsford Smith

40h 50m1 stop Honolulu

8:45 pm - 6:35 amSYD Sydney Kingsford Smith-SAN San Diego

26h 50m1 stop Honolulu

$1,217Multiple Airlines

Sun, Sep 13 - Sat, Oct 3

12:45 pm - 6:50 pmSAN San Diego-SYD Sydney Kingsford Smith

37h 05m1 stop Honolulu

8:45 pm - 6:35 amSYD Sydney Kingsford Smith-SAN San Diego

26h 50m1 stop Honolulu

$1,219Multiple Airlines

Sun, Sep 13 - Sat, Oct 3

2:24 pm - 8:45 amSAN San Diego-SYD Sydney Kingsford Smith

25h 21m2 stops Los Angeles Auckland Intl

10:20 am - 10:17 amSYD Sydney Kingsford Smith-SAN San Diego

16h 57m1 stop San Francisco

$1,390Air New Zealand

Sat, Sep 12 - Mon, Sep 21

2:24 pm - 8:45 amSAN San Diego-SYD Sydney Kingsford Smith

25h 21m2 stops Los Angeles Auckland Intl

10:20 am - 10:17 amSYD Sydney Kingsford Smith-SAN San Diego

16h 57m1 stop San Francisco

$1,391Air New Zealand

Sat, Sep 12 - Mon, Sep 21

9:45 am - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

28h 10m1 stop San Francisco

10:20 am - 10:17 amSYD Sydney Kingsford Smith-SAN San Diego

16h 57m1 stop San Francisco

$1,960United Airlines

Thu, Sep 10 - Wed, Sep 30

12:41 pm - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

25h 14m1 stop San Francisco

9:30 am - 11:35 amSYD Sydney Kingsford Smith-SAN San Diego

19h 05m1 stop Los Angeles

$2,261United Airlines

Tue, Sep 8 - Mon, Sep 14

1:10 pm - 7:20 amSAN San Diego-SYD Sydney Kingsford Smith

49h 10m2 stops Toronto Pearson Intl Vancouver Intl

9:20 am - 8:36 pmSYD Sydney Kingsford Smith-SAN San Diego

52h 16m3 stops Vancouver Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$2,599Air Canada

Thu, Sep 10 - Wed, Sep 30

3:00 pm - 6:50 amSAN San Diego-SYD Sydney Kingsford Smith

22h 50m1 stop Los Angeles

9:15 am - 3:01 pmSYD Sydney Kingsford Smith-SAN San Diego

22h 46m1 stop Los Angeles

$11,775Delta

Sat, Sep 12 - Fri, Oct 2

4:55 pm - 7:20 amSAN San Diego-SYD Sydney Kingsford Smith

21h 25m1 stop Vancouver Intl

10:20 am - 11:47 amSYD Sydney Kingsford Smith-SAN San Diego

19h 27m1 stop Vancouver Intl

$14,547Air Canada

Sun, Sep 13 - Sun, Oct 4

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Qantas Airways flights from San Diego to Australia

Our best Qantas Airways deals on San Diego to Australia flight tickets

Qantas Airways

Oct 28

SAN6:51 pmSan Diego

17h 34m

1 stop

SYD6:25 amSydney Kingsford Smith

Nov 16

SYD7:15 pmSydney Kingsford Smith

39h 26m

2 stops

SAN3:41 pmSan Diego

$944

Qantas Airways

Oct 28

SAN6:51 pmSan Diego

17h 34m

1 stop

SYD6:25 amSydney Kingsford Smith

Nov 16

SYD7:15 pmSydney Kingsford Smith

39h 26m

2 stops

SAN3:41 pmSan Diego

$945

Qantas Airways

Oct 30

SAN6:51 pmSan Diego

17h 34m

1 stop

SYD6:25 amSydney Kingsford Smith

Nov 5

SYD7:15 pmSydney Kingsford Smith

39h 26m

2 stops

SAN3:41 pmSan Diego

$1,045

Air New Zealand flights from San Diego to Australia

Our best Air New Zealand deals on San Diego to Australia flight tickets

Air New Zealand

Oct 25

SAN4:45 pmSan Diego

21h 50m

2 stops

SYD8:35 amSydney Kingsford Smith

Nov 8

SYD2:05 pmSydney Kingsford Smith

22h 12m

2 stops

SAN5:17 pmSan Diego

$1,003

Air New Zealand

Nov 1

SAN2:30 pmSan Diego

25h 30m

2 stops

BNE10:00 amBrisbane

Nov 8

BNE11:15 amBrisbane

31h 04m

2 stops

SAN12:19 amSan Diego

$1,017

Air New Zealand

Dec 1

SAN4:45 pmSan Diego

20h 50m

2 stops

SYD8:35 amSydney Kingsford Smith

Dec 13

SYD11:50 amSydney Kingsford Smith

24h 47m

2 stops

SAN5:37 pmSan Diego

$1,019

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Wed 10/28

6:51 pm-6:25 am

1 stop17h 34m

Sydney Kingsford Smith

Mon 11/16

7:15 pm-3:41 pm

2 stops39h 26m

$944

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Wed 10/28

6:51 pm-6:25 am

1 stop17h 34m

Sydney Kingsford Smith

Mon 11/16

7:15 pm-3:41 pm

2 stops39h 26m

$945

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Sun 10/25

4:45 pm-8:35 am

2 stops21h 50m

Sydney Kingsford Smith

Sun 11/8

2:05 pm-5:17 pm

2 stops22h 12m

$1,003

San DiegoBrisbane

SAN San Diego - BNE Brisbane

SANBNE

San Diego

Sun 11/1

2:30 pm-10:00 am

2 stops25h 30m

Brisbane

Sun 11/8

11:15 am-12:19 am

2 stops31h 04m

$1,017

San DiegoBrisbane

SAN San Diego - BNE Brisbane

SANBNE

San Diego

Thu 1/28

9:30 am-7:30 am

1 stop28h 00m

Brisbane

Sun 2/14

11:20 am-1:44 pm

1 stop20h 24m

$1,046

San DiegoBrisbane

SAN San Diego - BNE Brisbane

SANBNE

San Diego

Thu 3/4

12:30 pm-7:30 am

1 stop25h 00m

Brisbane

Sun 4/4

10:30 am-2:58 pm

1 stop21h 28m

$1,047

San DiegoBrisbane

SAN San Diego - BNE Brisbane

SANBNE

San Diego

Mon 10/19

4:50 pm-1:30 pm

2 stops27h 40m

Brisbane

Mon 10/26

5:05 am-4:25 pm

2 stops28h 20m

$1,172

San DiegoBrisbane

SAN San Diego - BNE Brisbane

SANBNE

San Diego

Mon 10/19

4:50 pm-7:05 am

1 stop21h 15m

Brisbane

Mon 10/26

9:45 am-4:25 pm

1 stop23h 40m

$1,206

Quickest round-trip

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Sun 10/4

7:53 pm-7:50 am

1 stop17h 57m

Sydney Kingsford Smith

Sun 10/11

10:15 am-10:17 am

1 stop18h 02m

$1,360

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Sun 10/4

7:53 pm-7:50 am

1 stop17h 57m

Sydney Kingsford Smith

Fri 10/30

9:40 am-10:12 am

1 stop18h 32m

$1,360

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 April is, on average, the cheapest month to fly to Australia from San Diego, with most prices found around $997. If you aren’t able to travel during the month of April, then book flights to Australia from San Diego during June instead. Flights to Australia in June, while not as cheap as those in April, still average around $1,098.

How far in advance should I book a flight from San Diego 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 $1,249 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 $971 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

Best Price Found	$537
Fastest flight time	17h 34m
Direct flights	None

The best one-way flight to Australia from San Diego in the past 72 hours is $537. The best round-trip flight deal from San Diego to Australia found on momondo in the last 72 hours is $944.

The fastest flight from San Diego to Australia takes 17h 34m

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 September 2026, there are 4 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
Air Canada	PriceFrom $737	Free Cancellation	Rating 7.1 11,595 reviews	Search Air Canada flights
United Airlines	PriceFrom $929	Free Cancellation	Rating 7.4 10,178 reviews	Search United Airlines flights
Delta	PriceFrom $951	Free Cancellation	Rating 7.8 8,548 reviews	Search Delta flights
Air New Zealand	PriceFrom $1,091	Free Cancellation	Rating 8.0 668 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.