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

United Airlines, Delta, and Singapore Airlines are the most popular carriers operating from Australia to San Diego

How long does it take to fly to San Diego?

The average flight duration from Australia to San Diego depends on which airport you fly into and out of. Flying from Sydney to San Diego is 20h 53m on average, while flying from Brisbane to San Diego is 22h 24m on average. San Diego is the most popular airport in San Diego.

Which airlines fly to San Diego?

United Airlines, Air Canada and Alaska Airlines are the top three most popular airlines that fly to San Diego from Australia according to our data. United Airlines is the first choice among our users, with 68% of people opting to fly with this airline when travelling to San Diego. Keep in mind that there are 5 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Australia to San Diego Airport?

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

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

As of September 2026, there are 5 operators available to choose from for flights from Australia to San Diego Airport.

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

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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia to San Diego Airport.

What documentation or ID do you need to fly to San Diego Airport?

The necessary travel and health documents for your San Diego Airport 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 licence 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.

$888 Cheap Flights from Australia to San Diego in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Australia to San Diego

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One-way

Last minute

Recent return flight deals from Australia to San Diego

Enter your travel dates to find the best prices.

11:20 - 16:25SYD Sydney Kingsford Smith-SAN San Diego

24h 05m1 stop Vancouver Intl

17:15 - 09:35SAN San Diego-SYD Sydney Kingsford Smith

21h 20m1 stop Vancouver Intl

$972Air Canada

Tue, 3 Nov - Tue, 24 Nov

11:20 - 16:25SYD Sydney Kingsford Smith-SAN San Diego

24h 05m1 stop Vancouver Intl

07:05 - 09:35SAN San Diego-SYD Sydney Kingsford Smith

31h 30m1 stop Vancouver Intl

$976Air Canada

Wed, 18 Nov - Tue, 26 Jan

11:20 - 16:25SYD Sydney Kingsford Smith-SAN San Diego

24h 05m1 stop Vancouver Intl

16:45 - 09:35SAN San Diego-SYD Sydney Kingsford Smith

21h 50m1 stop Vancouver Intl

$976Air Canada

Tue, 17 Nov - Tue, 8 Dec

10:20 - 16:00SYD Sydney Kingsford Smith-SAN San Diego

23h 40m1 stop Vancouver Intl

17:15 - 08:35SAN San Diego-SYD Sydney Kingsford Smith

21h 20m1 stop Vancouver Intl

$979Air Canada

Tue, 20 Oct - Tue, 27 Oct

11:20 - 16:25SYD Sydney Kingsford Smith-SAN San Diego

24h 05m1 stop Vancouver Intl

16:45 - 14:40SAN San Diego-SYD Sydney Kingsford Smith

26h 55m2 stops Vancouver Intl Brisbane

$1,023Multiple Airlines

Tue, 17 Nov - Tue, 8 Dec

11:20 - 15:55SYD Sydney Kingsford Smith-SAN San Diego

23h 35m1 stop Vancouver Intl

16:45 - 14:40SAN San Diego-SYD Sydney Kingsford Smith

26h 55m2 stops Vancouver Intl Brisbane

$1,023Multiple Airlines

Mon, 16 Nov - Sun, 6 Dec

11:20 - 16:25SYD Sydney Kingsford Smith-SAN San Diego

24h 05m1 stop Vancouver Intl

17:15 - 14:40SAN San Diego-SYD Sydney Kingsford Smith

26h 25m2 stops Vancouver Intl Brisbane

$1,030Multiple Airlines

Wed, 18 Nov - Sun, 29 Nov

11:50 - 10:12SYD Sydney Kingsford Smith-SAN San Diego

17h 22m1 stop San Francisco

18:23 - 09:20SAN San Diego-SYD Sydney Kingsford Smith

19h 57m1 stop San Francisco

$1,320United Airlines

Thu, 12 Nov - Mon, 7 Dec

11:50 - 11:57SYD Sydney Kingsford Smith-SAN San Diego

19h 07m1 stop San Francisco

16:45 - 09:05SAN San Diego-SYD Sydney Kingsford Smith

21h 20m1 stop Los Angeles Los Angeles

$1,320United Airlines

Tue, 10 Nov - Mon, 7 Dec

11:20 - 11:31SYD Sydney Kingsford Smith-SAN San Diego

19h 11m1 stop Los Angeles Los Angeles

13:30 - 06:20SAN San Diego-SYD Sydney Kingsford Smith

21h 50m1 stop San Francisco

$1,320United Airlines

Wed, 11 Nov - Wed, 2 Dec

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Lufthansa flights from Australia to San Diego

Our best Lufthansa deals on Australia to San Diego flight tickets

Lufthansa

20 Oct

MEL11:55Melbourne

24h 40m

1 stop

SAN18:35San Diego

28 Oct

SAN18:26San Diego

21h 04m

1 stop

MEL09:30Melbourne

$1,516

Lufthansa

22 Nov

MEL12:45Melbourne

26h 52m

1 stop

SAN20:37San Diego

7 Dec

SAN19:41San Diego

19h 49m

1 stop

MEL10:30Melbourne

$1,559

Lufthansa

9 Oct

MEL11:55Melbourne

23h 31m

2 stops

SAN17:26San Diego

16 Oct

SAN19:41San Diego

19h 34m

1 stop

MEL09:15Melbourne

$1,600

American Airlines flights from Australia to San Diego

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

American Airlines

12 Oct

MEL14:35Melbourne

27h 03m

1 stop

SAN23:38San Diego

25 Oct

SAN10:00San Diego

25h 00m

1 stop

MEL05:00Melbourne

$1,443

American Airlines

26 Oct

MEL22:45Melbourne

27h 39m

2 stops

SAN08:24San Diego

2 Nov

SAN16:31San Diego

41h 29m

1 stop

MEL05:00Melbourne

$1,446

American Airlines

12 Oct

MEL14:35Melbourne

27h 03m

1 stop

SAN23:38San Diego

25 Oct

SAN10:00San Diego

25h 00m

1 stop

MEL05:00Melbourne

$1,451

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 3/11

11:20-16:25

1 stop24h 05m

San Diego

Tue 24/11

17:15-09:35

1 stop21h 20m

$972

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Wed 18/11

11:20-16:25

1 stop24h 05m

San Diego

Tue 26/1

07:05-09:35

1 stop31h 30m

$976

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 17/11

11:20-16:25

1 stop24h 05m

San Diego

Tue 8/12

16:45-09:35

1 stop21h 50m

$976

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 20/10

10:20-16:00

1 stop23h 40m

San Diego

Tue 27/10

17:15-08:35

1 stop21h 20m

$979

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 17/11

11:20-16:25

1 stop24h 05m

San Diego

Tue 8/12

16:45-14:40

2 stops26h 55m

$1,023

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Mon 16/11

11:20-15:55

1 stop23h 35m

San Diego

Sun 6/12

16:45-14:40

2 stops26h 55m

$1,023

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Wed 18/11

11:20-16:25

1 stop24h 05m

San Diego

Sun 29/11

17:15-14:40

2 stops26h 25m

$1,030

Fastest return journey

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Thu 12/11

11:50-10:12

1 stop17h 22m

San Diego

Mon 7/12

18:23-09:20

1 stop19h 57m

$1,320

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 10/11

11:50-11:57

1 stop19h 07m

San Diego

Mon 7/12

16:45-09:05

1 stop21h 20m

$1,320

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Wed 11/11

11:20-11:31

1 stop19h 11m

San Diego

Wed 2/12

13:30-06:20

1 stop21h 50m

$1,320

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Other information

What is the cheapest month to fly to San Diego?

The month of February is, on average, the cheapest month to fly to San Diego from Australia, with most prices found around $1,268. If you’re not able to fly to San Diego in February, then March is your next best option. Flight prices from Australia to San Diego during March average around $1,346.

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $1,565 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Australia for as low as $1,338 on momondo.

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

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

Cheap Australia to San Diego flight deals and tips

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

Best price found	$888
Fastest flight time	20h 53m
Direct flights	None

The best one-way flight to San Diego from Australia in the past 72 hours is $888. The best return flight deal from Australia to San Diego found on momondo in the last 72 hours is $972.

The fastest flight from Australia to San Diego takes 20h 53m

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

Search flight deals

Frequently asked questions about flying from Australia to San Diego

When did momondo last update prices for flights from Australia to San Diego Airport?
Prices for flights from Australia to San Diego Airport refresh daily.
How many operators does momondo search for flights from Australia to San Diego Airport?
As of September 2026, there are 5 operators available to choose from for flights from Australia to San Diego Airport.
How old do you have to be to fly from Australia to San Diego Airport?
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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The necessary travel and health documents for your San Diego Airport 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 licence 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 Australia to San Diego

Compare and see reviews for airlines that fly from Australia to San Diego with momondo

Airline	Rating	Free cancellation	Price
United Airlines	PriceFrom $435	Free cancellation	Rating 7.4 10,208 reviews	Search United Airlines flights
Air Canada	PriceFrom $638	Free cancellation	Rating 7.1 11,630 reviews	Search Air Canada flights
Alaska Airlines	PriceFrom $1,042	Free cancellation	Rating 7.9 12,931 reviews	Search Alaska Airlines flights
Japan Airlines	PriceFrom $1,287	Free cancellation	Rating 8.3 1,913 reviews	Search Japan Airlines flights
Virgin Australia	PriceFrom $1,436	Free cancellation	Rating 7.6 475 reviews	Search Virgin Australia flights

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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Australia to San Diego . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Australia to San Diego flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Australia to San Diego.

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

Yes. momondo can track prices for Australia to San Diego 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.