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

Air New Zealand, United Airlines, and Delta 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 63% 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.

$553 Cheap Flights from San Diego to Australia in 2026

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0 bags

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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.

2:24 pm - 7:10 pm

SAN

SYD

35h 46m

2 stops

11:45 am - 2:54 pm

SYD

SAN

44h 09m

2 stops

$1,062ANA

Wed, Aug 26 - Wed, Sep 9

2:24 pm - 7:10 pm

SAN

SYD

35h 46m

2 stops

11:45 am - 2:54 pm

SYD

SAN

44h 09m

2 stops

$1,068ANA

Sat, Aug 22 - Wed, Sep 9

6:26 pm - 8:15 am

SAN

MEL

20h 49m

1 stop

10:55 am - 11:51 am

MEL

SAN

17h 56m

1 stop

$1,092United Airlines

Fri, May 8 - Mon, May 25

7:41 pm - 8:15 am

SAN

MEL

19h 34m

1 stop

10:55 am - 2:08 pm

MEL

SAN

20h 13m

1 stop

$1,093United Airlines

Fri, Jun 5 - Fri, Jun 12

10:59 am - 7:50 am

SAN

MEL

27h 51m

1 stop

10:00 am - 10:10 am

MEL

SAN

17h 10m

1 stop

$1,100Delta

Fri, Jun 5 - Fri, Jun 12

9:50 am - 7:50 am

SAN

MEL

29h 00m

2 stops

10:00 am - 10:10 am

MEL

SAN

17h 10m

1 stop

$1,105Delta

Fri, Jun 5 - Fri, Jun 12

4:55 pm - 11:35 am

SAN

MEL

25h 40m

2 stops

6:00 am - 11:50 am

MEL

SAN

22h 50m

2 stops

$1,153Air Canada

Sun, May 10 - Tue, May 26

4:55 pm - 7:05 am

SAN

BNE

21h 10m

1 stop

10:15 am - 8:58 pm

BNE

SAN

27h 43m

1 stop

$1,241Air Canada

Wed, Jun 17 - Thu, Jul 9

6:28 pm - 10:45 am

SAN

OOL

23h 17m

2 stops

11:55 am - 8:45 pm

OOL

SAN

25h 50m

2 stops

$1,476Air New Zealand

Wed, Aug 12 - Sun, Aug 23

5:00 pm - 6:10 pm

SAN

PER

34h 10m

2 stops

5:00 am - 7:49 pm

PER

SAN

29h 49m

3 stops

$1,980Air New Zealand

Wed, Oct 7 - Wed, Oct 28

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Alaska Airlines flights from San Diego to Australia

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

Alaska Airlines

May 19

SAN8:55 amSan Diego

40h 55m

1 stop

SYD6:50 pmSydney Kingsford Smith

May 26

SYD8:45 pmSydney Kingsford Smith

17h 10m

1 stop

SAN8:55 pmSan Diego

$1,095

Alaska Airlines

Aug 25

SAN5:15 pmSan Diego

32h 35m

1 stop

SYD6:50 pmSydney Kingsford Smith

Sep 13

SYD8:45 pmSydney Kingsford Smith

17h 14m

1 stop

SAN8:59 pmSan Diego

$1,142

Alaska Airlines

Apr 25

SAN12:30 pmSan Diego

26h 00m

3 stops

SYD7:30 amSydney Kingsford Smith

Apr 27

SYD5:50 pmSydney Kingsford Smith

23h 09m

2 stops

SAN11:59 pmSan Diego

$2,627

American Airlines flights from San Diego to Australia

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

American Airlines

Jun 21

SAN9:47 amSan Diego

27h 58m

2 stops

MEL6:45 amMelbourne

Aug 22

MEL1:35 pmMelbourne

22h 19m

1 stop

SAN6:54 pmSan Diego

$1,086

American Airlines

May 24

SAN4:22 pmSan Diego

21h 43m

2 stops

SYD7:05 amSydney Kingsford Smith

Jun 7

SYD12:00 pmSydney Kingsford Smith

25h 07m

1 stop

SAN8:07 pmSan Diego

$1,101

American Airlines

Apr 26

SAN4:32 pmSan Diego

21h 33m

2 stops

SYD7:05 amSydney Kingsford Smith

May 10

SYD12:00 pmSydney Kingsford Smith

27h 00m

1 stop

SAN10:00 pmSan Diego

$1,106

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 8/26

2:24 pm-7:10 pm

2 stops35h 46m

Sydney Kingsford Smith

Wed 9/9

11:45 am-2:54 pm

2 stops44h 09m

$1,062

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sat 8/22

2:24 pm-7:10 pm

2 stops35h 46m

Sydney Kingsford Smith

Wed 9/9

11:45 am-2:54 pm

2 stops44h 09m

$1,068

Quickest round-trip

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Fri 5/8

6:26 pm-8:15 am

1 stop20h 49m

Melbourne

Mon 5/25

10:55 am-11:51 am

1 stop17h 56m

$1,092

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Fri 6/5

7:41 pm-8:15 am

1 stop19h 34m

Melbourne

Fri 6/12

10:55 am-2:08 pm

1 stop20h 13m

$1,093

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Fri 6/5

10:59 am-7:50 am

1 stop27h 51m

Melbourne

Fri 6/12

10:00 am-10:10 am

1 stop17h 10m

$1,100

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Fri 6/5

9:50 am-7:50 am

2 stops29h 00m

Melbourne

Fri 6/12

10:00 am-10:10 am

1 stop17h 10m

$1,105

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Sun 5/10

4:55 pm-11:35 am

2 stops25h 40m

Melbourne

Tue 5/26

6:00 am-11:50 am

2 stops22h 50m

$1,153

San DiegoBrisbane

SAN - BNE

SANBNE

San Diego

Wed 6/17

4:55 pm-7:05 am

1 stop21h 10m

Brisbane

Thu 7/9

10:15 am-8:58 pm

1 stop27h 43m

$1,241

San DiegoCoolangatta

SAN - OOL

SANOOL

San Diego

Wed 8/12

6:28 pm-10:45 am

2 stops23h 17m

Coolangatta Gold Coast

Sun 8/23

11:55 am-8:45 pm

2 stops25h 50m

$1,476

San DiegoPerth

SAN - PER

SANPER

San Diego

Wed 10/7

5:00 pm-6:10 pm

2 stops34h 10m

Perth

Wed 10/28

5:00 am-7:49 pm

3 stops29h 49m

$1,980

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 August is, on average, the cheapest month to fly to Australia from San Diego, with most prices found around $992. 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 $1,005.

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 $1,159 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	20h 10m
Direct flights	None

The fastest flight from San Diego to Australia takes 20h 10m

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 2,837 reviews	Search Hawaiian Airlines flights
Air Canada	PriceFrom $758	Free Cancellation	Rating 7.1 10,961 reviews	Search Air Canada flights
American Airlines	PriceFrom $845	Free Cancellation	Rating 7.1 11,668 reviews	Search American Airlines flights
United Airlines	PriceFrom $857	Free Cancellation	Rating 7.4 9,643 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $934	Free Cancellation	Rating 7.9 12,282 reviews	Search Alaska Airlines flights
Delta	PriceFrom $949	Free Cancellation	Rating 7.9 8,452 reviews	Search Delta flights
Air New Zealand	PriceFrom $1,008	Free Cancellation	Rating 8.0 632 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.