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.

$771 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 low for flights on this route. Typical prices usually range from $2,023 to $2,476. The lowest price recently found on this route was $1,515.

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Find the cheapest flights from San Diego to Sydney

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One-way

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15:38 - 20:50

SAN

SYD

34h 12m2 stops

21:25 - 19:19

SYD

SAN

16h 54m1 stop

$1,515Qantas Airways

Thu, 19 Feb - Sun, 1 Mar

17:00 - 19:45

SAN

SYD

31h 45m1 stop

21:40 - 20:23

SYD

SAN

17h 43m1 stop

$1,645Hawaiian Airlines

Sun, 18 Jan - Thu, 22 Jan

18:05 - 09:35

SAN

SYD

20h 30m1 stop

10:20 - 12:03

SYD

SAN

19h 43m1 stop

$1,669Air Canada

Tue, 3 Mar - Tue, 10 Mar

18:05 - 09:35

SAN

SYD

20h 30m1 stop

10:20 - 17:24

SYD

SAN

25h 04m1 stop

$1,670Air Canada

Wed, 4 Mar - Wed, 18 Mar

12:45 - 09:35

SAN

SYD

25h 50m1 stop

06:20 - 12:03

SYD

SAN

23h 43m2 stops

$1,691Multiple Airlines

Wed, 4 Mar - Wed, 18 Mar

18:05 - 09:35

SAN

SYD

20h 30m1 stop

21:20 - 12:03

SYD

SAN

32h 43m2 stops

$1,700Multiple Airlines

Tue, 3 Mar - Tue, 10 Mar

18:10 - 11:25

SAN

SYD

24h 15m2 stops

07:00 - 12:00

SYD

SAN

22h 00m2 stops

$1,714Multiple Airlines

Sun, 12 Apr - Tue, 21 Apr

18:10 - 11:25

SAN

SYD

24h 15m2 stops

20:10 - 12:00

SYD

SAN

32h 50m2 stops

$1,721Multiple Airlines

Wed, 8 Apr - Sat, 11 Apr

09:12 - 18:50

SAN

SYD

40h 38m1 stop

20:45 - 06:40

SYD

SAN

26h 55m1 stop

$1,727Multiple Airlines

Thu, 23 Apr - Sun, 26 Apr

18:10 - 07:20

SAN

SYD

20h 10m1 stop

09:20 - 12:00

SYD

SAN

19h 40m1 stop

$1,732Air Canada

Wed, 8 Apr - Sat, 11 Apr

Air Canada flights from San Diego to Sydney

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

Air Canada

3 Mar

SAN18:05San Diego

20h 30m

1 stop

SYD09:35Sydney Kingsford Smith

10 Mar

SYD10:20Sydney Kingsford Smith

19h 43m

1 stop

SAN12:03San Diego

$1,669

Find similar

Air Canada

4 Mar

SAN18:05San Diego

20h 30m

1 stop

SYD09:35Sydney Kingsford Smith

18 Mar

SYD10:20Sydney Kingsford Smith

25h 04m

1 stop

SAN17:24San Diego

$1,670

Find similar

Air Canada

8 Apr

SAN18:10San Diego

20h 10m

1 stop

SYD07:20Sydney Kingsford Smith

11 Apr

SYD09:20Sydney Kingsford Smith

19h 40m

1 stop

SAN12:00San Diego

$1,732

Find similar

American Airlines flights from San Diego to Sydney

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

American Airlines

1 Mar

SAN10:50San Diego

25h 05m

1 stop

SYD06:55Sydney Kingsford Smith

12 Mar

SYD13:05Sydney Kingsford Smith

20h 44m

1 stop

SAN15:49San Diego

$1,851

Find similar

American Airlines

28 Feb

SAN07:10San Diego

28h 45m

1 stop

SYD06:55Sydney Kingsford Smith

14 Mar

SYD13:05Sydney Kingsford Smith

20h 44m

1 stop

SAN15:49San Diego

$1,853

Find similar

American Airlines

22 June

SAN12:45San Diego

25h 20m

2 stops

SYD07:05Sydney Kingsford Smith

8 July

SYD12:00Sydney Kingsford Smith

22h 55m

1 stop

SAN17:55San Diego

$1,857

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Thu 19/2

15:38-20:50

2 stops34h 12m

Sydney Kingsford Smith

Sun 1/3

21:25-19:19

1 stop16h 54m

$1,515

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 18/1

17:00-19:45

1 stop31h 45m

Sydney Kingsford Smith

Thu 22/1

21:40-20:23

1 stop17h 43m

$1,645

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 3/3

18:05-09:35

1 stop20h 30m

Sydney Kingsford Smith

Tue 10/3

10:20-12:03

1 stop19h 43m

$1,669

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 4/3

18:05-09:35

1 stop20h 30m

Sydney Kingsford Smith

Wed 18/3

10:20-17:24

1 stop25h 04m

$1,670

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 4/3

12:45-09:35

1 stop25h 50m

Sydney Kingsford Smith

Wed 18/3

06:20-12:03

2 stops23h 43m

$1,691

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 3/3

18:05-09:35

1 stop20h 30m

Sydney Kingsford Smith

Tue 10/3

21:20-12:03

2 stops32h 43m

$1,700

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 12/4

18:10-11:25

2 stops24h 15m

Sydney Kingsford Smith

Tue 21/4

07:00-12:00

2 stops22h 00m

$1,714

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 8/4

18:10-11:25

2 stops24h 15m

Sydney Kingsford Smith

Sat 11/4

20:10-12:00

2 stops32h 50m

$1,721

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Thu 23/4

09:12-18:50

1 stop40h 38m

Sydney Kingsford Smith

Sun 26/4

20:45-06:40

1 stop26h 55m

$1,727

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 8/4

18:10-07:20

1 stop20h 10m

Sydney Kingsford Smith

Sat 11/4

09:20-12:00

1 stop19h 40m

$1,732

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 $1,418. 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 $1,422.

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 $1,645 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 $1,383 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	21h 40m
Direct flights	None

The fastest flight from San Diego to Sydney takes 21h 40m

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 21h 40m, 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.

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Terrigal

Penrith

Katoomba

Lithgow

Leura

Manly

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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.