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 many operators does momondo search for flights from San Diego Airport to Sydney Kingsford Smith Airport?

There is 1 operator available for flights from San Diego Airport to Sydney Kingsford Smith Airport as of February 2026.

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.

$662 Cheap Flights from San Diego to Sydney in 2026

Q: What is the typical price of a round-trip flight between San Diego and Sydney?

Prices are currently typical for flights on this route. Typical prices usually range from $1,383 to $1,731. The lowest price recently found on this route was $1,438.

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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.

09:09 - 19:15

SAN

SYD

41h 06m

2 stops

11:50 - 15:36

SYD

SAN

44h 46m

2 stops

$1,438ANA

Mon, 18 May - Tue, 26 May

12:45 - 06:55

SAN

SYD

23h 10m

1 stop

14:05 - 15:49

SYD

SAN

20h 44m

1 stop

$1,531American Airlines

Wed, 18 Feb - Tue, 24 Feb

10:50 - 06:55

SAN

SYD

25h 05m

1 stop

14:05 - 20:37

SYD

SAN

25h 32m

1 stop

$1,533American Airlines

Sun, 15 Feb - Sun, 1 Mar

16:45 - 09:00

SAN

SYD

21h 15m

2 stops

11:20 - 16:00

SYD

SAN

23h 40m

2 stops

$1,534American Airlines

Wed, 18 Feb - Tue, 24 Feb

13:09 - 09:00

SAN

SYD

24h 51m

2 stops

11:20 - 16:00

SYD

SAN

23h 40m

2 stops

$1,535American Airlines

Sun, 15 Feb - Sun, 1 Mar

13:09 - 09:00

SAN

SYD

24h 51m

2 stops

14:05 - 18:23

SYD

SAN

23h 18m

1 stop

$1,537American Airlines

Sun, 15 Feb - Sun, 1 Mar

13:16 - 07:30

SAN

SYD

25h 14m

2 stops

12:00 - 22:00

SYD

SAN

27h 00m

1 stop

$1,538American Airlines

Mon, 20 Apr - Mon, 27 Apr

11:06 - 06:55

SAN

SYD

26h 49m

1 stop

09:30 - 10:08

SYD

SAN

17h 38m

1 stop

$1,553United Airlines

Mon, 18 May - Tue, 26 May

09:46 - 06:55

SAN

SYD

28h 09m

1 stop

10:20 - 11:55

SYD

SAN

18h 35m

1 stop

$1,554United Airlines

Mon, 20 Apr - Mon, 27 Apr

11:03 - 08:05

SAN

SYD

27h 02m

1 stop

10:20 - 15:39

SYD

SAN

22h 19m

1 stop

$1,555United Airlines

Wed, 18 Mar - Wed, 15 Apr

American Airlines flights from San Diego to Sydney

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

American Airlines

1 Feb

SAN08:25San Diego

27h 30m

1 stop

SYD06:55Sydney Kingsford Smith

17 Feb

SYD11:20Sydney Kingsford Smith

23h 29m

2 stops

SAN15:49San Diego

$1,521

American Airlines

1 Feb

SAN09:21San Diego

26h 34m

1 stop

SYD06:55Sydney Kingsford Smith

17 Feb

SYD14:05Sydney Kingsford Smith

27h 25m

1 stop

SAN22:30San Diego

$1,522

American Airlines

18 Feb

SAN12:45San Diego

23h 10m

1 stop

SYD06:55Sydney Kingsford Smith

24 Feb

SYD14:05Sydney Kingsford Smith

20h 44m

1 stop

SAN15:49San Diego

$1,531

Air Canada flights from San Diego to Sydney

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

Air Canada

11 Mar

SAN18:05San Diego

20h 30m

1 stop

SYD08:35Sydney Kingsford Smith

15 Mar

SYD10:20Sydney Kingsford Smith

19h 43m

1 stop

SAN12:03San Diego

$1,908

Air Canada

11 Mar

SAN12:45San Diego

25h 50m

1 stop

SYD08:35Sydney Kingsford Smith

15 Mar

SYD07:00Sydney Kingsford Smith

23h 03m

2 stops

SAN12:03San Diego

$1,947

Air Canada

23 Feb

SAN12:45San Diego

30h 55m

2 stops

SYD14:40Sydney Kingsford Smith

27 Feb

SYD11:20Sydney Kingsford Smith

25h 04m

1 stop

SAN17:24San Diego

$2,108

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 18/5

09:09-19:15

2 stops41h 06m

Sydney Kingsford Smith

Tue 26/5

11:50-15:36

2 stops44h 46m

$1,438

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 18/2

12:45-06:55

1 stop23h 10m

Sydney Kingsford Smith

Tue 24/2

14:05-15:49

1 stop20h 44m

$1,531

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 15/2

10:50-06:55

1 stop25h 05m

Sydney Kingsford Smith

Sun 1/3

14:05-20:37

1 stop25h 32m

$1,533

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 18/2

16:45-09:00

2 stops21h 15m

Sydney Kingsford Smith

Tue 24/2

11:20-16:00

2 stops23h 40m

$1,534

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 15/2

13:09-09:00

2 stops24h 51m

Sydney Kingsford Smith

Sun 1/3

11:20-16:00

2 stops23h 40m

$1,535

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 15/2

13:09-09:00

2 stops24h 51m

Sydney Kingsford Smith

Sun 1/3

14:05-18:23

1 stop23h 18m

$1,537

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 20/4

13:16-07:30

2 stops25h 14m

Sydney Kingsford Smith

Mon 27/4

12:00-22:00

1 stop27h 00m

$1,538

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 18/5

11:06-06:55

1 stop26h 49m

Sydney Kingsford Smith

Tue 26/5

09:30-10:08

1 stop17h 38m

$1,553

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 20/4

09:46-06:55

1 stop28h 09m

Sydney Kingsford Smith

Mon 27/4

10:20-11:55

1 stop18h 35m

$1,554

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 18/3

11:03-08:05

1 stop27h 02m

Sydney Kingsford Smith

Wed 15/4

10:20-15:39

1 stop22h 19m

$1,555

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 typical price of a round-trip flight between San Diego and Sydney?

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 $1,362. If you aren’t able to travel to Sydney during the month of August, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,379.

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 $1,588 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 $1,329 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 February 2026, prices for San Diego to Sydney flights are approximately 0% more expensive 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	19h 20m
Direct flights	None

The fastest flight from San Diego to Sydney takes 19h 20m

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 19h 20m, 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 many operators does momondo search for flights from San Diego Airport to Sydney Kingsford Smith Airport?
There is 1 operator available for flights from San Diego Airport to Sydney Kingsford Smith Airport as of February 2026.
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.
What is the most popular airline from San Diego to Sydney?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Diego to Sydney is United Airlines (100% of total bookings).

Best airlines flying from San Diego to Sydney

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

Airline	Rating	Free cancellation	Price
United Airlines	PriceFrom $1,045	Free cancellation	Rating 7.4 9,219 reviews		Search United Airlines flights

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Leura

Manly

Coogee

Bondi Beach

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.