What is the cheapest airline that flies from San Diego to Sydney Kingsford Smith?

Air Canada is the most popular carrier operating from San Diego to Sydney Kingsford Smith

When did momondo last update prices for flights from San Diego Airport to Sydney Kingsford Smith Airport?

Prices for flights from San Diego Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.

How old do you have to be to fly from San Diego Airport to Sydney Kingsford Smith 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 San Diego Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The necessary travel and health documents for your Sydney Kingsford Smith 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.

$748 Cheap Flights from San Diego to Sydney in 2026

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from San Diego to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

16:00 - 06:10

SAN

SYD

19h 10m1 stop

19:15 - 12:29

SYD

SAN

36h 14m2 stops

$1,461Qantas Airways

Tue, 3 Feb - Tue, 10 Feb

11:05 - 08:45

SAN

SYD

26h 40m2 stops

13:55 - 17:29

SYD

SAN

22h 34m2 stops

$1,477Air New Zealand

Wed, 18 Feb - Wed, 4 Mar

11:05 - 10:30

SAN

SYD

28h 25m2 stops

13:55 - 19:48

SYD

SAN

23h 53m2 stops

$1,481Air New Zealand

Sun, 1 Mar - Wed, 18 Mar

11:01 - 08:45

SAN

SYD

27h 44m2 stops

11:55 - 17:12

SYD

SAN

22h 17m2 stops

$1,483Air New Zealand

Wed, 1 Apr - Wed, 22 Apr

20:45 - 08:45

SAN

SYD

43h 00m2 stops

09:55 - 17:24

SYD

SAN

24h 29m2 stops

$1,484Air New Zealand

Sat, 2 May - Wed, 13 May

06:20 - 10:40

SAN

SYD

35h 20m2 stops

11:55 - 17:12

SYD

SAN

22h 17m2 stops

$1,492Air New Zealand

Sun, 12 Apr - Tue, 21 Apr

16:00 - 06:10

SAN

SYD

19h 10m1 stop

19:15 - 18:23

SYD

SAN

42h 08m2 stops

$1,508Qantas Airways

Tue, 3 Feb - Tue, 17 Feb

11:08 - 08:45

SAN

SYD

26h 37m2 stops

07:45 - 17:29

SYD

SAN

28h 44m2 stops

$1,515Air New Zealand

Tue, 10 Feb - Tue, 17 Feb

11:08 - 10:30

SAN

SYD

28h 22m2 stops

07:45 - 10:24

SYD

SAN

45h 39m2 stops

$1,518Air New Zealand

Tue, 10 Feb - Tue, 17 Feb

18:10 - 08:45

SAN

SYD

43h 35m2 stops

19:15 - 19:48

SYD

SAN

42h 33m2 stops

$1,523Air New Zealand

Sat, 28 Feb - Sat, 14 Mar

Air New Zealand flights from San Diego to Sydney

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

Air New Zealand

18 Feb

SAN11:05San Diego

26h 40m

2 stops

SYD08:45Sydney Kingsford Smith

4 Mar

SYD13:55Sydney Kingsford Smith

22h 34m

2 stops

SAN17:29San Diego

$1,477

Air New Zealand

1 Mar

SAN11:05San Diego

28h 25m

2 stops

SYD10:30Sydney Kingsford Smith

18 Mar

SYD13:55Sydney Kingsford Smith

23h 53m

2 stops

SAN19:48San Diego

$1,481

Air New Zealand

1 Apr

SAN11:01San Diego

27h 44m

2 stops

SYD08:45Sydney Kingsford Smith

22 Apr

SYD11:55Sydney Kingsford Smith

22h 17m

2 stops

SAN17:12San Diego

$1,483

Qantas Airways flights from San Diego to Sydney

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

Qantas Airways

3 Feb

SAN16:00San Diego

19h 10m

1 stop

SYD06:10Sydney Kingsford Smith

10 Feb

SYD19:15Sydney Kingsford Smith

36h 14m

2 stops

SAN12:29San Diego

$1,460

Qantas Airways

3 Feb

SAN16:00San Diego

19h 10m

1 stop

SYD06:10Sydney Kingsford Smith

17 Feb

SYD19:15Sydney Kingsford Smith

42h 08m

2 stops

SAN18:23San Diego

$1,508

Qantas Airways

3 Feb

SAN09:11San Diego

25h 59m

1 stop

SYD06:10Sydney Kingsford Smith

17 Feb

SYD19:15Sydney Kingsford Smith

42h 08m

2 stops

SAN18:23San Diego

$1,532

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 3/2

16:00-06:10

1 stop19h 10m

Sydney Kingsford Smith

Tue 10/2

19:15-12:29

2 stops36h 14m

$1,460

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 18/2

11:05-08:45

2 stops26h 40m

Sydney Kingsford Smith

Wed 4/3

13:55-17:29

2 stops22h 34m

$1,477

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 1/3

11:05-10:30

2 stops28h 25m

Sydney Kingsford Smith

Wed 18/3

13:55-19:48

2 stops23h 53m

$1,481

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 1/4

11:01-08:45

2 stops27h 44m

Sydney Kingsford Smith

Wed 22/4

11:55-17:12

2 stops22h 17m

$1,483

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sat 2/5

20:45-08:45

2 stops43h 00m

Sydney Kingsford Smith

Wed 13/5

09:55-17:24

2 stops24h 29m

$1,484

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 12/4

06:20-10:40

2 stops35h 20m

Sydney Kingsford Smith

Tue 21/4

11:55-17:12

2 stops22h 17m

$1,492

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 3/2

16:00-06:10

1 stop19h 10m

Sydney Kingsford Smith

Tue 17/2

19:15-18:23

2 stops42h 08m

$1,508

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 10/2

11:08-08:45

2 stops26h 37m

Sydney Kingsford Smith

Tue 17/2

07:45-17:29

2 stops28h 44m

$1,515

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 10/2

11:08-10:30

2 stops28h 22m

Sydney Kingsford Smith

Tue 17/2

07:45-10:24

2 stops45h 39m

$1,518

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sat 28/2

18:10-08:45

2 stops43h 35m

Sydney Kingsford Smith

Sat 14/3

19:15-19:48

2 stops42h 33m

$1,523

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 San Diego to Sydney

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 Sydney?

The month of August is, on average, the cheapest month to fly to Sydney from San Diego, with most prices found around $1,409. If you aren’t able to travel to Sydney during the month of August, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,413.

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

You are more likely to see cheaper flights to Sydney from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,634 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from San Diego for as low as $1,374 on momondo.

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

You could potentially save up to 61% on your flight if you consider stops on a San Diego to Sydney flight.

How have San Diego to Sydney flight prices changed over time?

As of January 2026, prices for San Diego to Sydney flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from San Diego to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap San Diego to Sydney (SAN to SYD) flight deals and tips

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

Fastest flight time	22h 10m
Direct flights	None

The fastest flight from San Diego to Sydney takes 22h 10m

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

Search flight deals

How far is San Diego to Sydney Kingsford Smith by plane?
A flight from San Diego to Sydney Kingsford Smith will travel around 12082.4 km. Flights usually cover this in 22h 10m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from San Diego Airport to Sydney Kingsford Smith Airport?
Prices for flights from San Diego Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.
How old do you have to be to fly from San Diego Airport to Sydney Kingsford Smith 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 San Diego Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The necessary travel and health documents for your Sydney Kingsford Smith 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.

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Leura

Manly

Bondi Beach

Coogee

Cronulla

Randwick

Charlestown

Newport

Swansea

Why use momondo?

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

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 Sydney from San Diego.

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

momondo does allow users to show only those flights to Sydney from San Diego which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for San Diego to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Sydney from San Diego are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.